158). Viviparus georgianus Introduction to the Physidae (Gastropoda, Hydophila): biogeograhy, classification, morphology. Aperture broadly ovate in shape; parietal wall weakly in contact or solute from body whorl; whorls more prominently arched and with a deeper impressed suture. TALLAHASSEE, Fla. (AP) Florida, a state that encourages people to kill non-native iguanas, pythons and lionfish, has a new invasive species to worry about: the horntail snail, which has never . Body whorl uniformly rounded peripherally (Fig. Carib Physa Parasite infecting Florida snails poses health danger - Phys.org Umbilicus open, although very narrow in some species; occasionally closed. Vernacular names are given only for species. Click on the link in the row that best matches your snail. Excentric Ancylid (C.B. The following key is modified from Basch (1963). Radula with tricuspid lateral teeth (Fig. Walkerana, 13: 1-108. Occasional Papers on Mollusks, 2: 385-412. (Thompson, 1969). giant applesnail (Pomacea maculata) - Species Profile - USGS The Giant African Land Snail Has Been Spotted Again in Florida Suture weakly impressed. Ferrissia hendersoni Peristome complete around aperture. Operculum tightly coiled with four slowly expanding whorls (Figs. Parietal margin of operculum convex. 118). 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. . Peristome complete around aperture. Whorls rounded, not carinate above; occasionally angular below. Some species that are endemic to Florida springs live in environments with nearly constant temperatures and apparently reproduce continuously throughout the year. 39). Umbilicus wide (Fig. 81-83). 84). Shell larger, 2.2-4.8 mm long. Females with an egg-laying groove or sinus on right side of foot; eggs deposited on substrate. 58). Many have been synonymized, some undeservingly so. Spire depressed, much less than height of aperture, occasionally planular (Figs. POMATIOPSIDAE 23, 26). Whorls straight-sided, not scalariform; suture hardly distinct; aperture terminating at periphery of last whorl; vertical ribs weaker and closely spaced; adult size about 25-30 mm long (Fig. U-shaped superior crest not enclosing longitudinal crests. It matters not that the specimens are stored in 70 percent alcohol after having been fixed in formalin. 120). Thompson, F.G. 1979. Ferrissia mcneilli Pomacea paludosa Campeloma geniculum (Conrad, 1834) is readily recognized by its obese, solid shell; it usually has a normal proportion of males in its populations, although some populations are apomictic parthenogens. Penis with some superior tubercles fused into a U-shaped crest; parapical crest raised on a fleshy pedicel; accessory crest and inferior crest usually present (Fig. Seashell Identification | Shell ID | Identify Sanibel Shell | I Love 96). Many species are secondarily modified to appear right-handed or pseudo-dextral (FIGS. Lower margin of aperture advanced beyond upper margin so that plane of aperture slopes posteriorly when viewed from the side (Figs.189-193). Aphaostracon pycnus 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). Planorbella duryi Brownish-yellow in color (Fig. Floridobia petrifons 129). It is represented in North America by Viviparus. Is non-native to the area, in our case northwest Florida Florida races to catch giant African snails, with the help of sniffer Burch, J. Identification of Marine Snails reefdup Identification, Snails July 3, 2020 Cerith, Collonista, Collumbellid, Conch, Limpet, Nassarius, Nerite, Ninja, Pyramidellid, Snail, Stomatella, Turbo, Vermetid 3 Comments Marine snails come in all shapes, sizes, colors, and function, so proper identification is crucial! 10). (Reeve, 1860). Mantle cavity with gill on dorsal surface. Florida Press, Gainesville: i-xv, 1-68; pls. Spurwinkia: Morphology, systematics, and ecology of a new genus of North American marshland Hydrobiidae (Mollusca: Gastropoda). Base of shell regularly expanding, not funnel-shaped. Shell globose with a short depressed spire; body whorl ample; umbilicus closed. 180-182). Wekiwa Siltsnail 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. Each: $28.50 M-890 BANDED TULIP SHELL, Fasciolaria lilium A small predatory snail that feeds on clams. Shell about 0.38-0.41 times as wide as high and about 20-27 mm long. Length of shell 3.0-4.0 mm (Fig. 89-91). Suture deeply impressed. Body whorl rounded (Fig. Adults about 15-18 mm wide with about 5.5 whorls (Figs.183-185). Gulf Coast Pebblesnail) Somatogyrus walkerianus (Aldrich, 1905). The family attains its greatest diversity in Southeast Asia. Clifton Spring Hydrobe 1963. Black-crested Elimia) Elimia albanyensis (Lea, 1864). Quarterly Journal of the Florida Acaemy of Sciences, 32: 241-65. Do not use tap water since copper ions from the plumbing system may contaminate the tap water and kill the snails prematurely. Davis, G.M., M. Mazurkiewicz, & M. Mandracchia. Thick-shelled Hydrobe Malacological Review, 24: 55-72. Sexes not conspicuously dimorphic in size. The state says a "gastropod enthusiast" collected unusual snails in the Coconut Grove area back in August. Parapical crest of verge greatly enlarged. Aperture broadly attached to preceding whorl across parietal wall. This pest remains a threat in Florida, Hawaii and the Caribbean. Shell olive-green with vertical reddish flames and spots. Four species currently are recognized, but the genus has received very little study over most of its range. Aphaostracon xynoelictus Rather stocky, adult about 15-20 mm long (Fig. Shell planular or disc-shaped; spire flat when raised above succeeding whorls (Figs. 131). Vertical ribs strongly developed, crossed by nearly equal sized spiral threads that form low spines where they cross the ribs, adults about 20-25 mm long (Fig. Length of shell about 2.2-2.8 mm long (Fig. The deterioration process is not reversible. Thin and translucent or transparent. Hershler, R. & F. G. Thompson. All About Snail kites - juvenile v. female snail kite identification 75, 76). Penis with 7-50 papillae along right margin and 1-4 papillae along distal third of left margin (Figs. Shell large, 80-100 mm wide. Apical whorls depressed; body whorl obtusely angular above and sharply carinated around funnel-shaped umbilicus. (Say, 1817). 72-74). Adult shell without lamella on interior walls of aperture. 146). Spiral sculpture faint or absent (Figs. Penny Sprite) Micromenetus floridensis (Baker, 1945). 92). Burch, J.B. 1989. Their siphonal canal is merged with their aperture and called a "siphonal notch". Penis with 3 I 0 small papillae around base and 7-15 papillae along right margin in a single row (Fig. Dangerous parasite found in South Florida snails - Sun Sentinel 102a, 102b). Shell nearly smooth, sculptured with irregularly spaced incremental striations (Figs. Evolution has occurred through reproductive specialization, with each genus and most species having distinctive patterns of dermal glands. Aquatic; moves by gliding motion. They are brown in color and have a striped pattern. Shell conical, spire moderatly high. EDRR Invasive Species of the Month - What's Happening Around Florida Basch (1963) recognized five valid species. Earlier whorls of adult shell with heavy vertical ribs crossed by knobby folds or a strong spiral chord; sides of spire straight or weakly convex in lateral profile; embryonic shell with a single spiral chord on periphery and heavy vertical ribs, but without basal spiral chord (Fig. Body whorl compressed (Fig. Shell narrow, terete or cylindric-conical with a moderately impressed suture. Adults about 6-8 mm wide (Figs. Female shell about 4-6 mm long (Figs. 68). The shell characters given above for separating the families apply only to Florida species. Shell Guide | Bailey-Matthews National Shell Museum | Sanibel Island Umbilicus closed or narrowly perforate. The species made a return in 2011 and eradication efforts took another ten years. (Conrad, 1834). Aperture without serrate denticles on parietal wall. Like. Three species in Florida were introduced from Southeast Asia. (Aguayo, 1935). Shell larger, thicker, and opaque; spire 0.9-1.3 times length of aperture; with more than 4.2 whorls; penis flagellum with glandular crests. Elimia doolyensis Shell transparent or opaque. Euglandina rosea - Wikipedia Live snails for shell studies should be preserved in 70 percent alcohol. Viviparus contectoides limi, new name for V. c. compactus Pils. Acad. (Thompson & Hershler, 1991). (Mihalcik & Thompson, 2002). Shell conical, olivaceous in color. 137, 139). Shell slender, attenuate. Red-rimmed Melania Dusky Ancylid 32). Spiketopped Applesnail The last time anyone had seen a land snail in the Sunshine State was at the tail-end of a year-long, $23-million battle to eradicate the invasive species from South Florida in 2012. Apical whorls pointed and raised, but not scalariform. Combining characteristics of cranes and rails, it . Penis with a dense pattern of superior tubercles. Florida applesnail (Pomacea paludosa) - Species Profile - USGS Bugle Sprite Conical with relatively slender whorls. Shell elliptical-ovate in shape. Gainesville, Florida 32611-7800. 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. 67). Shell medium to large (12-75 mm). 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. Apex with fine radial striations (Figs. Newborn young about 4.5 mm in diameter (this can be determined by removing juveniles from brood pouch). Shell rounded at the periphery (Figs. 24, 27). (Lea, 1862). Florida eradicates eight-inch snail for the second time in 10 years 110). 55). 15). Sculpture consisting of axial striations only (Fig.147). 1979b. Aperture oval, about 0.75 times as wide as high. (Couper, 1844). Pseudosuccinea columella 201, 207). Shell ovate or subcircular in shape, smooth or with radial sculpture localized anteriorly. Umbilicus closed. Each snail has both female and male reproductive organs, so they can reproduce rapidly. Work through the questions, each time choosing the characteristic that best matches your snail from the two choices. Shell small, 2.0-2.8 mm long. (Thompson, 1968). 208, 209), although radial striations may be present on other areas of shell. Vertical sculpture reduced to irregularly spaced and uneven growth striations or low undulating ribs. Snails have Invaded the Western Panhandle Its brown spotted exterior provides camouflage, making it a challenge to spot. (Thompson, 1968). Adult shell about 4-5 mm high; umbilicus wide; columellar margin of the aperture concave in outline (Fig. 68); lobe and flagellum with various patterns of dermal glands; central tooth of radula with basocones located on reflected margin of tooth (Fig. EENY148/IN305: Tree Snails of Florida, Drymaeus - University of Florida Malacologia, 23: 81-82. On June 24th the Florida Department of Agriculture and Consumer Services (FDACS) created a quarantine surrounding the town of New Port Richey. Shell squat, compact, cylindric-conical in shape, thick and opaque. Aperture moderately oblique. Campeloma floridense Vas deferens independent of blind caecum and its duct. The Florida Department . Rasp Elimia Our state park system has won national awards . By Ker Than for National Geographic News. (Thompson, 2000). 41-43). Ichetucknee Siltsnail Females with live embryos in brood pouch in mantle; males with right eye stalk modified as a penis. Shell dark brown. Invasive Giant African Land Snail Spotted in Florida - Business Insider 22). Florida Spent Over $24M Eradicating Invasive Snails That - Newsweek Aphaostracon theiocrenetus i-xxxvi, 1-530 pls. 19-21). Average length about 4 mm (Figs. Olive NeriteNeritina usnea(Reding, 1798). Marisa cornuaurietus As of last . 142). Philadelphia, 134: 143-77. 16, 17). 1991. Pomacea canaliculata Prominent minor spiral sculpture along periphery. Penis with superior tubercles forming a vague broken loop; invaginated cave-like pit absent. (Pilsbry, 1889). (Fig. Pomatiopsis lapidaria Identify your shells using our popular photo guide to southwest Florida shells from Sanibel Island and beyond. Quilted Melania Florida town quarantined after discovery of a giant African land snail Shell larger, reaching a maximum diameter of 18 mm. Occasional Papers of the Museum of Zoology, University of Michigan, (456): 1-6. 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. Other families occur elsewhere in North America and in other continents. Numerous species of exotic snails are serious pests of plants and threats to public health. Choctawhatchee Pebblesnail) Somatogyrus sp. All freshwater limpets in the southeast belong to this family. Shell specimens should be cleaned and air-dried. Micromenetus dilatatus avus (Pilsbry, 1905). 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. A Guide to Florida Bird Species. (Lea, 1962). Peninsula Ancylid Most freshwater hydrobiids in the eastern United States are annual species. Length of shell 2.0-2.4 mm (Fig. The genus is difficult to diagnose by shell characters because the three species are very dissimilar. Specimens then are placed in a fixative such as 10 percent formalin or Bouins Solution. Shell conical to elongate-conical; whorls 4.0-4.5 with a deeply impressed suture. Invasive snail species found in Florida, University of Florida IFAS University of Florida Hebetancylus excentricus Armored Siltsnail Native and Invasive Land Snails Hawaiian Snails ( Partulina virgulata) From Molokai Island, Hawaii, 1900s-1960s Giant African Snails ( Lissachatina fulica) From Mariana Islands, North Pacific Ocean, 1950 Rosy Wolf Snail ( Euglandina rosea) From Gulf Co., Florida, 1983 Exhibit Area On the Brink Theme Warning Story Tags: Brink Invasive Invertebrates Pseudotryonia brevissimus It is hoped that this manual will stimulate other biologists to contribute to our knowledge of freshwater mollusks. Critical Florida references are Thompson 1968, 1969, 2000; Thompson and Hershler, 1991, and Hershler and Thompson, 1992. Radial riblets on entire surface of shell except apex. This manual recognizes 113 species and subspecies that occurring in Florida and the list will increase with time. Length of shell 2.2-2.6 mm (Fig. Terminal lobe of penis slender. Spiral sculpture absent. Length of shell 2.6-3.0 mm (Fig. 7-9). 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. 1982. In 2011, a population of the pests was discovered in Miami-Dade County. 198, 205). 159, 162, 165). Apex in about middle of shell. (Fmr.) There have been introductions of this species into Argentina, the Atlantic Islands, Australia, Chile, Haiti, Mexico, New Zealand, and . (Vail, 1979). Inferior crest absent. Miscellaneous Publication of the Museum of Zoology, University of Michigan, 6: 1-213. Length of shell up to 5 mm. Evolution has proceeded primarily through reproductive and trophic specializations. (Thompson, 1968). Shell globose or tear-shaped. Te, G.A. Penis with large papilla on right margin near base and one or two papillae on left margin near distal end (Figs. Operculum paleomelanian, with a large sub-centrally located nucleus (Fig. Conical Siltsnail 65). Alexander Siltsnail Snails have invaded some local areas throughout northern Santa Rosa and Escambia Counties this summer. Operculum neomelanian, with a small, rapidly expanding nucleus located near the basal margin (Fig. Fossaria modicella Adult size small, about 12-16 mm long (Fig. They are most common on tropical islands but occur also in cold regions, where they hibernate. Some shells may be heavily encrusted with mineral deposit and algae, which may obscure details of the sculpture and color. Embryonic shell smooth, without spiral chords (Fig. One species, Spilochlamys turgida (Thompson, 1969), the Pumpkin Siltsnail (Fig. Aperture non-operculate; mantle cavity modified into a lung. Planorbis alabamensis and dilatatus in the Floridian Pliocene. 149). Snails, Whelks, Conchs - Gulf Specimen Marine Lab Penis with different arrangement of papillae than above.