There were no references to cover the entire state. Officials in Florida are again battling a highly invasive, extraordinarily destructive giant snail species that also happens to be capable of spreading parasitic worms that invade human brains . (Thompson, 1968). Thick-shelled Hydrobe Armored Siltsnail Many North American snail species were described near the turn of the century by Walker (1918). Outer lip of aperture strongly sinuous in lateral profile (Fig. Hyacinth Siltsnail) Floridobia floridana (Frauenfeld, 1863). Color often glossy reddish brown. (Fig.114). Malacologia, 23: 81-82. Click on any of the seashell identification photos for information about each shell, where they were found, who found these shells and so much more. Recent studies treat amnicolids as a separate families. Incremental striations intensified near nucleus and umbilicus. It should also be remembered that many groups have not been studied sufficiently, and the reader may have material that adds to or contradicts previously recorded information. Identification KeysThese files are all keys for the identification of various kinds of organisms. Apical whorls bluntly rounded and not conspicuously elevated. Medium to large freshwater snails found on all continents except South America. 143). Outer lip of aperture arched forward (Figs. The genus is difficult to diagnose by shell characters because the three species are very dissimilar. Contents 1 Shell description 2 Distribution 3 Ecology 4 References 5 Further reading Shell description [ edit] Five views of a shell of Pomacea paludosa 99). Philadelphia, 134: 143-77. The lightning whelk ( Busycon sinistrum) is one of the larger univalve snails found in Florida waters. Interior of adult aperture with brownish tinge. Shell sculptured with prominent nodes overlapping suture and forming crenulations. It also was the first adequately illustrated faunal summary published on the Southeast. Pseudosuccinea columella Davis, G.M., M. Mazurkiewicz, & M. Mandracchia. Shell transparent or translucent. Goblin Elimia) Elimia vanhyningiana (Goodrich, 1921). Parapical crest of verge greatly enlarged. The manual treats only those genera that occur in freshwater. Hydrobiids are small- to medium-sized operculate snails that live primarily in brackish and fresh water. File Campeloma Aperture free from, or only in slight contact with, preceding whorl. 116a, 116b). Outer lip nearly straight and parallel to axis of shell in adults (Fig. Aperture large, oval, much more than half the length of shell. Shell minute, 2.4-2.7 mm long; adults with 3.9-4.2 whorls; spire short, 0.8- 1.1 times height of aperture (Fig. The coloration of the aperture and the embryonic shell is not consistent within single population samples, and the contour of the outer lip is highly variable within single drainage systems and with the age of the specimens examined. Lioplax pilsbryi choctawhatchensis Bulletin of the Florida State Museum, Biological Sciences, 1: 97-239. Last whorl flattened above. Aperture without serrate denticles on parietal wall. Umbilicus closed. Shell large, 4.0-4.6 mm long; thick and opaque. The snail can wreak havoc on agriculture and carry a parasite that causes meningitis in humans.. Spiketopped Applesnail Penis with a large, blade-like flagellum with continuous heavy dermal glands along each side (Figs. They achieve their greatest diversity in genera and species in temperate North America. Height of shell about 14-16 mm; width, 10-12 mm (Figs. Our state park system has won national awards . Penis with 3 I 0 small papillae around base and 7-15 papillae along right margin in a single row (Fig. Two-ridged Rams-horn Aperture loosely attached to or widely separated from preceding whorl. Curator of Malacology Micromenetus brogniartiana shell with 3.9-4.2 whorls (Fig. Most have monotonously simple, conical or depressed-conical shells that are nearly devoid of taxonomically useful characteristics. North American freshwater snails: species list, ranges and illustrations. Sculptured with fine incremental striations and a few fine spiral striations (difficult to distinguish except with transmitted light). (Thompson, 2000). (Fmr.) 19-21). 40). Whorls of spire pointed and scalariform (steplike with nearly flat shoulders and deep sutures). The species made a return in 2011 and eradication efforts took another ten years. Clench, W.J. Ampullariids have been referred to as PILIDAE in earlier editions of this manual. Marisa cornuaurietus 202, 208). 110). 160, 163, 166). (Vanatta, 1935). Nuclear whorl 0.41 mm in diameter transverse to initial suture. Giant African Land Snail Identification Sheet - Florida Commissioner of . Aperture never with a septum. It is most common in Southwest Florida, and northwest Florida. (Thompson, 1968). 159-179). Females ovoviviparous or oviparous. Embryonic shell smooth, without spiral chords (Fig. Slackwater Elimia By Ker Than for National Geographic News. (Thompson, 2000). Brownish-yellow in color (Fig. Shell with three whorls. Shell small, 2.0-2.8 mm long. 51, 52). The following shells are commonly found on Florida's beaches. Thompson, F. G. & R. Hershler. Campeloma limum Black-crested Elimia) Elimia albanyensis (Lea, 1864). Radial striations present on shell but not on apex. Taylor (2003) monographed the family Physidae. Penis as illustrated (Fig. Aphaostracon rhadinus 115, 116). Body whorl strongly keeled as though pinched at the periphery (Figs. The family attains its greatest diversity in Southeast Asia. All snails in the subfamily Achatininae, including the giant African snail (GAS) (Lissachatina fulica), are regulated plant pests. 66). Ancylid gastropods are small, fragile limpets found in most freshwater habitats. Browse and enjoy! Female ovoviviparous with about 50 embryos in uterus; embryos clearly evident through clean shells. They can also carry rat lungworm, which causes meningitis in humans. Only three widely distributed species occur in Florida. Suture relatively shallow. 180-182). Outer lip strongly sinuous. (Clench, 1925). Columellar margin of aperture very thick but not reflected over umbilical area (Fig.103). After a few years in storage glandular tissues in the female reproductive system deteriorate, and the process gradually spreads to destroy all but the terminal genital structures. The current status of these introductions is not known. 170). Inferior crest absent. Snails have invaded some local areas throughout northern Santa Rosa and Escambia Counties this summer. . Only Elimia is found in Florida. Do not use tap water since copper ions from the plumbing system may contaminate the tap water and kill the snails prematurely. Lower margin of aperture advanced beyond upper margin so that plane of aperture slopes posteriorly when viewed from the side (Figs.189-193). Genera that serve as intermediate hosts for schistosomatid trematodes have been studied extensively. Walkerana, 1: 81-365. Littoridinops tenuipes Outer lip continuously rounded (Figs. Lyogyrus retromargo Umbilicus variable. Last whorl not shouldered (Figs.155, 156). Aperture broadly elliptical. (Pilsbry, 1889). (Thompson, 1968). Spilochlamys is most similar to the next genus, Cincinnatia, from which its shell usually differs by having a more deeply impressed suture, more strongly shouldered whorls, and a wider umbilical perforation. Being nocturnal, these pests aren't always feeding when you're scouting. Melanoides tuberculata (Muller) in Florida. Work through the questions, each time choosing the characteristic that best matches your snail from the two choices. MESZAROS: It's not clear how these snails entered Florida again. Mantle spotted with black, shaded or unmarked; terminal lobe of penis with complex crests that cause it to look like an animals head; flagellum slender, with scattered and discontinuous glands along edge (Figs. NERITIDAE Basch, P.F. Columellar margin of aperture wide, rounded in front like a spindle. Planorbis alabamensis and dilatatus in the Floridian Pliocene. 123). "If you see one of these snails,. One species, C. chinensis malleatus (Reeve, 1863) (Fig. Purple-throated Campeloma Aperture elliptical or trapezoidal in shape. Additional surveys found four different populations all associated with the CSX railways. Clench, W.J., & S. L. H. Fuller. Shell elongate with pointed conical spire. Squaremouth Amnicola Blue Spring Hydrobe Other species deposit eggs during the period of March through May, at which time the adults die and immature forms dominate the population through August or September. Laevapex fuscus In Florida, the African land snail existed largely in Miami-Dade County, although hundreds of the pests were found in Broward County, specifically western Davie, in 2014. . Shell small, about 3.0-3.5 mm long; adult with 4.4-4.8 whorl; lower corner of aperture tending to be angulate with fluted channel (Fig. 197, 204). 68). Shell usually with raised spiral threads around periphery, frequently the uppermost thread has conical or triangular spines (Figs. Pomacea paludosa Elimia athearni Shell distinctly carinated above and below; both apex and base funnel-shaped. EDRR Invasive Species. Florida Horse Conch ( Triplofusus giganteus) is the largest snail in North America and is Florida's state shell. With the exception of Liguus fasciatus, these snails have shells that vary in color from ivory to tan, often with brown markings.Liguus shells are brilliantly colored and are frequently marked with yellow, green, pink, and brown. Apex in about middle of shell. Vas deferens the only duct present in penis (Fig. Laevapex diaphanus Spurwinkia: Morphology, systematics, and ecology of a new genus of North American marshland Hydrobiidae (Mollusca: Gastropoda). Body whorl uniformly rounded peripherally (Fig. Florida's . Shell with strong vertical ribs on spire; spiral chords vestigial, confined to spiral series of knobs on top of vertical ribs; adults small, about 13-16 mm long (Fig. Florida Flatcoil: Golden Zachrysia: Zachrysia provisoria (L. Pfeiffer, 1858) Gastrocopta pellucida (L. Pfeiffer, 1841) Zonitoides arboreus (Say, 1817) Garden Zachrysia: Slim Snaggletooth: Quick Gloss: Mesomphix globosus (MacMillan, 1940) Hawaiia minuscula (A. Binney, 1841) Mesodon thyroidus (Say, 1817) Globose Button: Minute Gem: White-lip Globe Various species of Cipangopaludina also have been introduced from the Orient into North America. Apex nearly straight-sided or concave in outline. The number of subfanilies recognized in the Hydrobiida is unsettled. 146). Body whorl relatively narrow, not conspicuously enlarging near aperture (Fig. Elimia floridensis Planorbella duryi Rock Fossaria However, this appears to be an over reduction, and several southern species were synonymized that appear worthy of recognition. The bodies of large snails, such as viviparids and pilids, should be pulled from the shell. . Shellolive-colored; spire straight-sided. Sides of spire slightly convex. Penis with different arrangement of papillae than above. Penis filament white. Shell short and stocky. 14), was introduced into a fishpond in St. Petersburg about 1921 and into lakes in Orlando about 1940. Shell with a brownish hue. 57). 23, 26). 16, 25, 28). Penis simple, elongate-conical, without papillae (Fig. Burch, J. (Reeve, 1856). Adult shell without lamella on interior walls of aperture. 2015; Jayashankar et al. 1979b. It can grow to a length of 16 inches (400 millimeters) and is easily identifiable by the left-handed opening of the shell - meaning when you look at the shell, the opening is on the left. Shell usually opaque in adults, with a dark red callus inside the lip (Fig. In Florida four types of Campeloma have been recognized. Pomacea canaliculata (Lamarck, 1822) (Gastropoda, Prosobranchia, Pilidae): A freshwater snail introduced into Florida, U. S. A. Malacological Review, 30:91. Shell highly variable in shape; freshwater forms olivaceous or brown; adults with about 4.5-6.0 whorls; about 3.5-4.5 mm long (Fig. Physid species have similar and superficially featureless, variable shells, and the shell is imprecise for identifying most genera and many species. University of Illinois Press, Urbana. It is globose in shape, body whorls are wide, spire is depressed, and the aperature is narrowly oval (Burch 1982). Freshwater mollusks of Alabama, Georgia and Florida from the Escambia to the Suwannee River. Sculpture variable. (Say, 1829). Interior of aperture livid white. Apex of shell flat-topped, but sunken below periphery of last whorl. The island apple snail is the largest of the known species in Florida with shell sizes up to five inches in length. Operculum calcareous with two pegs on inner surface (Figs. Ferrissia is widely distributed in the northern hemisphere. There is much disagreement as to how many species actually exist. 101). 47). The reader will discover how very little we know about any genus occurring in Florida. Sculpture consisting of incremental striations only. Sculptured with regularly spaced, fine, incremental threads and spiral striations; spiral striations evident only on base of whorls in some specimens. Curator of Malacology. Suture of whorls more deeply impressed than in previous species. Shell globose with a short depressed spire; body whorl ample; umbilicus closed. Size smaller than last species, seldom exceeding 10 mm in width (Figs.194-196). Shell conical with strongly arched whorls and a deeply impressed suture. Te, G.A. This monumental work changed all previous concepts concerning subfamilies, genera and species in the family. The family contains numerous genera and species, some of which are important medically as intermediate hosts for trematode parasites. (Vail, 1979). Shell coiled to the left, with the aperture on the left side (Figs.147-158). A preliminary revision of Florida Lioplax (Gastropoda: Viviparidae), with a description of Lioplax talquinensis n.sp. Mimic Pondsnail The primary differences between the two families are based on soft anatomy. Length of shell about 2.2-2.8 mm long (Fig. Shell globose or tear-shaped. Identify your shells using our popular photo guide to southwest Florida shells from Sanibel Island and beyond. 17-29). Operculum spiral, consisting of two or more rapidly increasing whorls (Fig. Ponderous Siltsnail The first edition of The Freshwater Snails of Florida: a Manual for Identification was published in 1984. Floridobia porterae Fighting a new infestation of an invasive, crop-damaging snail, Florida agriculture officials on Thursday said they have collected 1,000 of the creatures in just over a week in Pasco County, where they were recently discovered following two years in abeyance. Critical Florida references are Thompson 1968, 1969, 2000; Thompson and Hershler, 1991, and Hershler and Thompson, 1992. Sci. Thiarids are found in tropical and subtropical regions of the world. Size: 2-4 cm. Wekiwa Hydrobe Some species that are endemic to Florida springs live in environments with nearly constant temperatures and apparently reproduce continuously throughout the year. Penis without a conspicuously enlarged papilla near right base, although other papillae usually are present. Penis with a very long slender flagellum that extends beyond terminal lobe. Combining characteristics of cranes and rails, it . Shell with 4.4-5.0 whorls; about 3.7-5.2 mm long. The deterioration process is not reversible. Carib Physa Freshwater snails (Mollusca: Gastropoda) of North America. Click on images to enlarge them. Their siphonal canal is merged with their aperture and called a "siphonal notch". The bulimulids of Florida have ovate-conical or bulimoid shells that at maturity range in size from 15 mm to 70 mm. Whorls of spire strongly arched or rounded. Aperture elliptical and usually attached to preceding whorl; 4.1-4.5 whorls present. 80). Some hydrobiid snails from Georgia and Florida. Rock Springs Siltsnail Giant African land snails, an invasive species of mollusk, poses a threat to Florida residents as it can spread meningitis from a parasite it carries. Umbilicus of shell perforated or broadly open. Peristome narrow to broadly ovate. Shell variable in shape. Spire short and compact, about 0.5-0.7 times height of aperture in mature specimens, proportionally longer in juveniles (Fig. They are brown in color and have a striped pattern. Shell glossy. Over 500 species of Elimia have been described, most on the basis of shell characters. i-xxxvi, 1-530 pls. 24, 27). Penis with papillae along both margins, or right margin only (papillae absent in some Aphaostracon). Fossaria cubensis GAINESVILLE, Fla., Feb. 26 (UPI) -- University of Florida researchers have confirmed the presence of a deadly parasite in three non-native species of snails that have colonized South Florida. 72-74). 34, 35). Nautilus, 97: 68-69. 1969. Suture relatively deep, Whorls of spire rounded. Shell more slender and attenuate; spire more elongate in adults, about 0.7- 1.0 times height of aperture. Shell with or without bright bands; with low wavy growth wrinkles; large but not robust, 23-28 mm long. Penis with 5-15 papillae along right margin arranged in 1-2 rows (Fig. Two genera of North American freshwater snails: Marstonia Baker, 1926 resureected to generic status, and Floridobia, new genus (Prosobranchia, Hydrobiidae, Nymphophilinae). Shell about 0.38-0.41 times as wide as high and about 20-27 mm long. (Jay, 1839). Female shell about 3.5-4.0 mm long (Fig. Suture more deeply impressed. (Thompson, 1968). Shell olive-green with vertical reddish flames and spots. Those available covered only part of the state or part of the fauna. Three other species occur farther north. Laevapex is a North American genus. 1963. Ferrissia mcneilli Shell variable in shape, elongate to globose; usually not more than 5 mm in length; apex of spire seldom eroded (except in Somatogyrus); 4-6 whorls; shell smooth (except in Pyrgophorus and Tryonia); central tooth of radula with basal cusps (Figs. The basic shell morphology of the PLANORBIDAE is left-handed, or sinistral (FIGS. B. After the shells are thoroughly rinsed, they can be air-dried in cardboard trays. Spiral sculpture faint or absent (Figs. They were detected in 2011 in Miami-Dade County and eradicated again in 2021. Body whorl rounded (Fig. Medium- to large-sized tropical freshwater snails. Operculum loosely coiled, with 3.75 large whorls, the outer one expanding more rapidly than the others (Figs. Floridobia helicogyra A review of the aquatic gastropod subfamily Cochliopinae (Prosobranchia, Hydrobiidae). It was well received, and it served the interests and needs of many people. Types of Shells In Florida: Seashell Identification Guide It lurks nearly a foot beneath the dunes of Sanibel Island. Shell subcircular, smooth, often encrusted with dark material. 197-209). The latter genus includes a single species, Cincinnatia integra (Say, 1817). (Thompson, 1968). Sides of spire concave in outline (Fig. Florida Shell Guide. Apex less than 0.4 times length of shell. (Lea, 1962). 159, 162, 165). This family contains twelve genera in North America. In previous editions of the manual species of Floridobia were placed in the genus Cincinnatia. Is non-native to the area, in our case northwest Florida Shell cap-shaped or limpet-like with a wide, open aperture forming base of shell (Figs. Parietal margin of operculum convex. Choctawhatchee Elimia Three species in Florida were introduced from Southeast Asia. Size small I I to medium, 8-12 mm in length. 88). Live snails for shell studies should be preserved in 70 percent alcohol. Aphaostracon monas The Junonia is seldom found, and is considered a special find by beachcombers. Apex proportionally longer, about 0.3-0.5 times length of shell. Subspecies bear the same name as the nominate subspecies, as is consistent with the standard used by the American Fisheries Society for fishes, and by other societies for other classes of animals. Shell relatively thick (Figs. Formalin will corrode the shell and thereby eliminate color, delicate sculpture, and the periostracum the thin skin coating present on most shells. 44). (Lea, 1858). Tryonia aequicostatus (Conrad, 1834). 204-207), often eroded in older specimens. Sides of spire straight in lateral profile. 65). The snails are tan colored, high and conical, with mature snails about to 1-inch long. 169, 172). (Mller, 1774). (Lea, 1842). Length of shell 2.0-2.4 mm (Fig. They have been found in extremely high numbers in some crop fields, including corn, cotton, and peanuts, in home gardens, and around farm . Wm. Shell very thin, fragile, transparent. Campeloma parthenum The genus Viviparus (Viviparidae) in North America. In others they are deposited in the water in gelatinous clusters. The . It matters not that the specimens are stored in 70 percent alcohol after having been fixed in formalin. The profile of the whorls and their comparative size can also help determine the species. 159-196). 92). The shells should be rinsed frequently in tap water during the cleaning process to prevent etching by the acid. (Conrad, 1834). Shell usually planispiral, but two species may have a flat-topped, elevated spire. They are commonly found on live aquatic plant stems, dead leaves and sticks, and on bottles and cans. A Guide to Florida Bird Species. Shell sculptured with vertical, weakly curved ribs and much finer spiral striations. Suture not as deeply impressed as in 77b. 77-79). Aphaostracon theiocrenetus Shell elongate, thin, transparent, grayish. The systematic relationships of the hydrobiid snail genus Nymphophilus Taylor, 1966 and the status of the Subfamily Nymphophilinae. In some genera, eggs are deposited above the water in dry clusters on stems, trees, walls, etc. Newborn shells white. (Say, 1829). Shell smaller, generally less than 12 mm long. Incremental striations uniformly weak. Aperture trapezoidal in shape; spire more robust, straight sided; with a shallower suture; parapical crest large (Fig. Florida announced on Wednesday it has eradicated the African giant land snail - an invasive species that can destroy homes and infect people with meningitis - for the second time. 36); males with a copulatory appendage, a penis (Fig. In the USA, it was first identified in New Orleans in 1939, but now is found in the Gulf Coast states from Florida to Texas, as well as in Puerto Rico and Hawaii. Apex subacute, distinctly eccentric to the right of the midline. Shell conical, olivaceous in color. Banded Mysterysnail 34); penis frlattened, blade-like (Fig. Newborn shells brown. This will lead you to the final choice which identifies the snail. The Florida Department of Agriculture and Consumer Services has mapped out a . Indented Duskysnail Blackwater Ancylid (Walker, 1908). Whorls 4.6-5.3. Nautilus, 19: 34. Tadpole Physa (Vanatta, 1934). Pseudotryonia brevissimus A little practice may be necessary to perfect this relaxing procedure. The International Commision on Zoological Nomenclature has ruled that AMPULLARIIDAE is the valid name for this family of snails. Each: $28.50 M-890 BANDED TULIP SHELL, Fasciolaria lilium A small predatory snail that feeds on clams. Primarily parthenogenetic; females viviparous with young snails in a brood pouch in nape. Operculum corneas, without pegs on inner or outer surface. Shell unicolor, with distinct vertical sculpture in addition to strong spiral sculpture. Fossaria modicella Nuclear whorl 0.29-0.33 mm in diameter. It is hoped that this manual will stimulate other biologists to contribute to our knowledge of freshwater mollusks. Average length about 5 mm (Figs. A parasite that can cause fatal disease in people and animals has been detected in South Florida (South Florida Sun-Sentinel) A dangerous parasite found in the giant African land snails that. Thompson, F. G. 1983. Newborn young about 4.5 mm in diameter (this can be determined by removing juveniles from brood pouch). Periphery of last whorl bluntly angular, lying below plane of apex (Figs. Few of the North American species have been studied to the extent that their taxonomy, geographic distributions, life histories, and ecology are documented. Average length about 4 mm (Figs. Aperture loosely attached to or slightly free from preceding whorl. 63). Vernacular manes used in this manual are consistent with the standardized list of vernacular names for North American freshwater snails recently established by the American Fisheries Society (Turgeon, et al, 1998). Haitia cubensis Two new species of hydrobiid snails from Florida and Georgia, and a discussion of the biogeography of south Georgia streams. Shell usually marked with red or rust-colored spots, flames, or bands (most apparent on juvenile specimens). Adults 9-15 mm wide (Figs. Adults about 5 mm long (Figs. Other families occur elsewhere in North America and in other continents. According to the Florida Department of Agriculture and Consumer Services (FDACS), the giant African snail, commonly referred to as GALS by invasive-species aficionados, is native to East Africa . 15). Whorls shouldered above near suture (Fig. Suture deeply impressed. 171-173). There is no consensus in systematic biology about how to treat these forms. Whorls flat-sided with suture weakly impressed. It occurs in India, Sri Lanka, Bangladesh, Nepal, Pakistan and Brazil (Figure 1) (Raut and Ghose 1984; Biswas et al. 48). Adams, 1841). 5). 1979a. Maiden Campeloma Channeled Applesnail Apex slightly behind and slightly to the right of midline. Thompson, F. G. 2000. U-shaped superior crest not enclosing longitudinal crests. One species occurs naturally in Florida, and three others have been introduced. Shell conical or cylindric-conical; light to dark brown. Parietal margin of operculum slightly convex in outline (Fig. Narrowly umbilicate. Basch (1963) revised the classification and recognized only twelve species. Sculpture above periphery of whorls consisting of nodes arranged in vertical and spiral rows. Aphaostracon hypohyalina Florida Cone (Family) Conidae Distinguishing Characteristics: The Cones are easily identified by the distinctive cone-like shape and a long aperture that reaches up to their shoulder. 201, 207). This genus contains three species. Shell sculptured with fine spiral striations, and in some cases curved axial ribs. Most snails will have a conical shaped shell. 136, 138). Identifications are difficult in many instances without properly preserved specimens. Pygmy Siltsnail) Floridobia parva (Thompson, 1968). Essentially identical shells occur repeatedly among unrelated genera and subfamilies. (Linnaeus, 1758). Shaggy Ghostsnail The latter are placed in a small container filled with pond water. Shell usually squarish or rectangular in shape. Adults about 2-3 mm long (Figs. Outer lip of aperture with a thick callus on inner surface. Vail, V. A. Amnicola is a widespread genus in temperate North America. (Thompson & Hershler, 1991). Shell nearly smooth, sculptured with irregularly spaced incremental striations (Figs. Waccasassa Elimia The spire differs between bumpy and smooth but it is always elongated. 81-83). Shell with about 4.5-5.0 whorls; about 3.0-4.8 mm long (Fig. Attains a length of 30-40 mm (Fig. (Weatherby, 1879). 36). Shell smooth. 172). Shell elliptical in shape. This pest remains a threat in Florida, Hawaii and the Caribbean. Shell ovate or subcircular in shape, smooth or with radial sculpture localized anteriorly. 128). Cockscomb Hydrobe Umbilicus narrow (Figs. Suture more deeply impressed than in 77a. Penis with large a terminal lobe on the left side and a smaller appendix-like flagellum on the right side. Terminal lobe of penis slender. Thompson, F.G. 1968. University of Florida scientists say the nightmarishly named "rat lungworm" has been found in multiple species of snails in the Miami area, including the invasive giant African snail. 81). 70, 71). Baker, F.C. Nuclear whorl flattened, 0.41-0.48 mm in diameter transverse to initial suture. Conical Siltsnail Univ. Includes the limpkin, a Sunshine State specialty. Mantle mottled with black spots and blotches. Shell conical or cylindric-conical. Spire long, 1.3-1.7 times length of aperture, convex in outline; shell relatively large and nearly cylindrical; 4.0-4.9 mm long; whorls 5.0-5.7, strongly rounded with a deeply impressed suture (Fig.
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