The non-marine

molluscs Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks (). Around 85,000 extant taxon, extant species of molluscs are recognized. The number of fossil sp ...

of the republic of

Trinidad and Tobago Trinidad and Tobago (, ), officially the Republic of Trinidad and Tobago, is the southernmost island country in the Caribbean. Consisting of the main islands Trinidad and Tobago, and numerous much smaller islands, it is situated south of ...

(which comprises two

West Indian A West Indian is a native or inhabitant of the West Indies (the Antilles and the Lucayan Archipelago). For more than 100 years the words ''West Indian'' specifically described natives of the West Indies, but by 1661 Europeans had begun to use it ...

islands) are a part of the molluscan fauna of Trinidad and Tobago, part of the

Natural history of Trinidad and Tobago Trinidad and Tobago are continental islands with a geologically very recent history of direct land bridge connection to South America. As a result, unlike most of the Caribbean Islands, Trinidad and Tobago supports a primarily South American flora ...

. Starting in the 1860s, the terrestrial and freshwater molluscs of Trinidad and Tobago have been fairly well studied. Thomas Bland published the first paper mentioning terrestrial molluscs in 1861.Bland T. (1861). ''On the Geographical Distribution of the Genera and Species of Land Shells of the West India Islands with a Catalogue of the species of each island.'' The Annals of The Lyceum of Natural History, New York. Vol. VII.

Robert John Lechmere Guppy Robert John Lechmere Guppy (15 August 1836 in London – 5 August 1916 in San Fernando, Trinidad and Tobago) was a British-born naturalist after whom the guppy is named. He contributed much to the geology, palaeontology and zoology of the West In ...

discovered and identified many more species from 1864 onwards, and along with

Edgar Albert Smith Edgar Albert Smith (29 November 1847 – 22 July 1916) was a British zoologist, a malacologist. His father was Frederick Smith, a well-known entomologist, and assistant keeper of zoology in the British Museum, Bloomsbury. Edgar Albert Smith w ...

was responsible for the earliest comprehensive species lists. The list here includes all the non-marine mollusks found in Trinidad and Tobago's ecosystem including native, introduced and invasive species alike.

Freshwater gastropods

Freshwater gastropods include:

Ampullariidae Ampullariidae, commonly known as the apple snails, is a family of large freshwater snails, aquatic gastropod mollusks with a gill and an operculum. These snails simultaneously have a gill and a lung as functional respiratory structures, wh ...

* ''

Marisa cornuarietis ''Marisa cornuarietis'', common name the Colombian ramshorn apple snail, is a species of large freshwater snail with an operculum, an aquatic gastropod mollusc in the family Ampullariidae, the apple snail family. These snails are popular in a ...

'' (Linnaeus, 1758)Smith E.A. (1896) ''A List of the Land and Freshwater Mollusca of Trinidad.'' Journal of Conchlogy 8:231-251.Geijkes, D.C. & Pain, T. (1957): Suriname freshwater snail of the genus Pomacea. Studies on the Fauna of Suriname and others Guyanas, 1(3):41-48 pt.IX-X. * ''

Pomacea glauca ''Pomacea glauca'' is a species of freshwater snail, an aquatic gastropod mollusk in the family Ampullariidae, the apple snails. The species varies greatly in color, shape and size, growing to around 70 mm. Its colors include a pale yellow ...

'' (Linné, 1758) * ''

Pomacea urceus ''Pomacea urceus'' is a species of freshwater gastropod in the family Ampullariidae Ampullariidae, commonly known as the apple snails, is a family of large freshwater snails, aquatic gastropod mollusks with a gill and an operculum. T ...

'' (Müller, 1774)

Ancylidae Ancylini is a tribe of small, freshwater, air-breathing limpets, aquatic pulmonate gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. This tribe used to be treated as a family; the current taxonomic placement w ...

* '' Hebetancylus excentricus'' (Morelet, 1851)

Hydrobiidae Hydrobiidae, commonly known as mud snails, is a large cosmopolitan family of very small freshwater and brackish water snails with an operculum; they are in the order Littorinimorpha. Distribution Hydrobiidae are found in much of the world, ...

* ''

Pyrgophorus parvulus ''Pyrgophorus parvulus'' is a species of gastropods belonging to the family Cochliopidae Cochliopidae is a family of small freshwater snails with gills and an operculum, aquatic gastropod mollusks. Paludestrina d'Orbigny, 1840 is an archai ...

'' (Guilding, 1828)

Physidae Physidae, common name the bladder snails, is a monophyletic taxonomic family of small air-breathing freshwater snails, aquatic pulmonate gastropod molluscs in the superfamily Lymnaeoidea .MolluscaBase eds. (2021). MolluscaBase. Physidae Fitzin ...

* ''

Physella cubensis ''Physella'' is a genus of small, left-handed or sinistral, air-breathing freshwater snails, aquatic pulmonate gastropod mollusks in the family Physidae. These snails eat algae, diatoms and other detritus. Shell description Snails in the famil ...

'' (Pfeiffer, 1839)

Planorbidae Planorbidae, common name the ramshorn snails or ram's horn snails, is a family of air-breathing freshwater snails, aquatic pulmonate gastropod molluscs. Unlike most molluscs, the blood of ram's horn snails contains iron-based hemoglobin ins ...

* '' Tropicorbis pallidus'' (C.B. Adams, 1846)

Thiaridae Thiaridae, common name thiarids or trumpet snails, is a family of tropical freshwater snails with an operculum, aquatic gastropod mollusks in the superfamily Cerithioidea. MolluscaBase eds. (2021). MolluscaBase. Thiaridae Gill, 1871 (1823). A ...

* ''

Melanoides tuberculata The red-rimmed melania (''Melanoides tuberculata''), also known as Malayan livebearing snails or Malayan/Malaysian trumpet snails (often abbreviated to MTS) by aquarists, is a species of freshwater snail with an operculum, a parthenogenetic, a ...

'' (O. F. Müller, 1774)Bacon P.R. (1978) ''Notes on some freshwater molluscs from Nariva Swamp, Trinidad.'' The Living World Journal 1978:14-15.

Land gastropods

Land gastropods include:

Helicinidae Helicinidae is a family of small tropical land snails which have an operculum. They are terrestrial operculate gastropod mollusks in the superfamily Helicinoidea. These snails are not at all closely related to the air-breathing land snails, des ...

* '' Helicina nemoralis'' Guppy, 1866 * ''

Helicina dysoni ''Helicina'' is a genus of tropical and subtropical land snails with an operculum, terrestrial gastropod mollusks. This is the type genus of its family ( Helicinidae) and subfamily ( Helicinae), as well as the superfamily Helicinoidea. This r ...

'' (L. Pfeiffer, 1849) * ''

Lucidella ignicoma ''Lucidella'' is a genus of land snails with an operculum, terrestrial gastropod mollusks in the subfamily Vianinae of the family Helicinidae.MolluscaBase eds. (2021). MolluscaBase. Lucidella Swainson, 1840. Accessed through: World Register ...

'' (Guppy, 1868) Endemic to Trinidad * ''

Lucidella lirata ''Lucidella lirata'' is a species of gastropods The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs ...

'' (L. Pfeiffer, 1847)

Neocyclotidae Neocyclotidae is a family of tropical land snails with gills and an operculum, terrestrial gastropod mollusks in the informal group Architaenioglossa belonging to the clade Caenogastropoda (according to the taxonomy of the Gastropoda by Bouche ...

* ''

Aperostoma translucidum trinitense ''Aperostoma translucidum trinitense'' is a subspecies of tropical land snail with gills and an operculum, terrestrial gastropod mollusk in the family Neocyclotidae. This species is found in Trinidad, Tobago and the Paria Peninsula of Venezuel ...

'' (Guppy, 1864) * ''

Neocyclotus rugatus ''Neocyclotus'' is a genus of gastropods belonging to the family Neocyclotidae. The species of this genus are found in America. Species: *'' Neocyclotus agassizi'' *'' Neocyclotus aulari'' *''Neocyclotus bisinuatus'' *'' Neocyclotus burringt ...

'' (Guppy, 1864)

Diplommatinidae Diplommatinidae is a family (biology), family of small land snails, also known as staircase snails, with an operculum (gastropod), operculum, Terrestrial molluscs, terrestrial gastropod mollusks in the superfamily Cyclophoroidea. The Cochlostoma ...

* '' Adelopoma occidentale'' (Guppy, 1872)

Annulariidae The family Annulariidae is a taxonomic family of small operculate land snails in the superfamily Littorinoidea.MolluscaBase eds. (2020). MolluscaBase. Annulariidae Henderson & Bartsch, 1920. Accessed through: World Register of Marine Species at ...

* '' Halotudora aripensis'' (Guppy, 1864) Endemic to Trinidad

Truncatellidae Truncatellidae, common name the "looping snails", is a family of small amphibious snails, with gills and an operculum, semi-marine gastropod mollusks or micromollusks. Shell description This family of snails have small shells which lose th ...

* '' Truncatella reclusa'' (Guppy, 1871) Endemic to Trinidad

Veronicellidae The Veronicellidae, also known by their common name the leatherleaf slugs, are a family of pulmonate terrestrial slugs. The herbivorous molluscs occur mainly in the tropical and subtropical areas of America, Asia and Africa. They act as intermed ...

* '' Diplosolenodea bielenbergi'' (Semper, 1885) * ''

Sarasinula plebeia ''Sarasinula plebeia'', commonly called the bean slug or the Caribbean leatherleaf slug, is a species of air-breathing land slug, a terrestrial pulmonate gastropod mollusk in the family Veronicellidae, the leatherleaf slugs. As of November 201 ...

'' (Fischer, 1868)

Achatinidae Achatinidae (New Latin, from Greek "''agate''") is a family of medium to large sized tropical land snails, terrestrial pulmonate gastropod mollusks from Africa. Well known species include ''Achatina achatina'' the Giant African Snail, and ''Lis ...

* ''

Lissachatina fulica ''Lissachatina fulica'' is a species of large land snail that belongs in the subfamily Achatininae of the family Achatinidae. It is also known as the Giant African land snail.Allopeas gracile ''Allopeas gracile'', common name the graceful awlsnail, is a species of small, tropical, air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Achatinidae. Distribution ''Allopeas gracile'' occurs throughout the tr ...

'' (Hutton, 1834) * ''

Allopeas micra ''Allopeas micra'' is a species of small, tropical, air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Achatinidae. Distribution The distribution of ''Allopeas micra'' includes: * West Indies * from Mexico to Bo ...

'' (d’Orbigny, 1835) * ''

Beckianum beckianum ''Beckianum beckianum'' is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Achatinidae. Subspecies Subspecies of ''Beckianum beckianum'' include: * ''Beckianum beckianum beckianum'' (L. Pfeif ...

'' (L. Pfeiffer, 1846) * '' Leptopeas simplex'' (Guppy, 1868) * ''

Leptinaria unilamellata ''Leptinaria unilamellata'' is a species of tropical, air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Achatinidae. Distribution ''Leptinaria unilamellata'' is a widespread species throughout the Caribbean Ba ...

'' (d’Orbigny, 1835) * '' Leptinaria urichi'' (E.A. Smith, 1896) Endemic to Trinidad * '' Stenogyra octogyra'' (L. Pfeiffer, 1856) * '' Subulina octona'' (Bruguière, 1798)

Ferussaciidae Ferussaciidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Achatinoidea. MolluscaBase eds. (2020). MolluscaBase. Ferussaciidae Bourguignat, 1883. Accessed through: World Register of Marine ...

* ''

Karolus consobrinus Karolus is a masculine given name. Notable people with the name include: * Hans Karolus Ommedal (1901-1984), Norwegian politician * Karolus Magnus (742-814), King of the Franks See also * Carolus (disambiguation) Carolus may refer to: People ...

'' (d’Orbigny, 1841)

Streptaxidae Streptaxidae is a family of carnivorous air-breathing land snails, terrestrial pulmonate gastropod mollusks in the clade Stylommatophora. Six Streptaxidae subfamilies are accepted in the 2005 taxonomy of the Gastropoda by Bouchet & Rocroi. Stre ...

* ''

Gulella bicolor ''Huttonella bicolor'' is a species of land snail in the family Streptaxidae known commonly as the two-toned gulella.Auffenberg, K. and L. A. StrangeSnail-eating snails of Florida.EENY-251. University of Florida IFAS. Published 2001, revised 201 ...

'' (Hutton, 1834) Introduced * ''

Streptartemon glaber ''Streptartemon glaber'' is a species of air-breathing land snail, terrestrial pulmonate gastropod mollusk in the family Streptaxidae. MolluscaBase eds. (2022). MolluscaBase. Streptartemon glaber (L. Pfeiffer, 1850). Accessed through: World Regi ...

'' (L. Pfeiffer, 1850) * ''

Streptostele musaecola ''Tomostele musaecola'' is a species of small air-breathing land snail, terrestrial pulmonate gastropod mollusk in the family Streptaxidae. MolluscaBase eds. (2022). MolluscaBase. Tomostele musaecola (Morelet, 1860). Accessed through: World Reg ...

'' (Morelet, 1860) Introduced

Succineidae Succineidae are a family of small to medium-sized, air-breathing land snails (and slugs), terrestrial pulmonate gastropod molluscs in the superfamily Succineoidea.MolluscaBase eds. (2021). MolluscaBase. Succineidae Beck, 1837. Accessed thr ...

* ''

Succinea ''Succinea'', common name the amber snails, is a large genus of small, air-breathing land snails, terrestrial pulmonate gastropod molluscs in the family Succineidae. MolluscaBase eds. (2021). MolluscaBase. Succinea Draparnaud, 1801. Access ...

'' sp. * ''

Omalonyx unguis ''Omalonyx unguis'' is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Succineidae, the amber snails. Distribution The distribution of ''Omalonyx unguis'' includes: * Argentina *Brazil *Paraguay ...

'' (d'Orbigny, 1836)

Vertiginidae Vertiginidae, common name the whorl snails, is a family of minute, air-breathing land snails, terrestrial pulmonate gastropod molluscs or micromollusks in the superfamily Pupilloidea. Distribution The distribution of the Vertiginidae is in the ...

* ''

Bothriopupa conoidea ''Bothriopupa'' is a genus of gastropods belonging to the family Vertiginidae. The species of this genus are found in Central and Southern America. Species: *''Bothriopupa breviconus'' *''Bothriopupa conoidea'' *'' Bothriopupa leucodon'' *'' ...

'' (L. Pfeiffer, 1853) * ''

Bothriopupa tenuidens ''Bothriopupa tenuidens'' is a species of gastropod belonging to the family Vertiginidae. The species is found in Central America. References

Vertiginidae Gastropods described in 1845 {{Vertiginidae-stub ...

'' (C.B. Adams, 1845)Haas F. (1960) ''Caribbean Land Molluscs: Vertiginidae.'' Studies on the Fauna of Curaçao and other Caribbean Islands. 10:1-17. * ''

Sterkia eyriesii ''Sterkia'' is a genus of minute, air-breathing, land snails, terrestrial pulmonate gastropod mollusks which were formerly classified in the family Pupillidae now in the family Vertiginidae instead. Species Species within the genus ''Sterkia'' ...

'' (Drouet, 1859)

Gastrocoptidae Gastrocoptidae is a family of minute, air-breathing land snails, terrestrial pulmonate gastropod molluscs in the superfamily Pupilloidea.Philippe Bouchet, Jean-Pierre Rocroi, Bernhard Hausdorf, Andrzej Kaim, Yasunori Kano, Alexander Nützel, ...

* '' Gastrocopta barbadensis'' (L. Pfeiffer, 1853) * '' Gastrocopta iheringi'' (Suter, 1900) * ''

Gastrocopta pellucida ''Gastrocopta pellucida'' is a species of minute air-breathing land snail, a terrestrial pulmonate gastropod mollusk or micromollusk A micromollusk is a shelled mollusk which is extremely small, even at full adult size. The word is usua ...

'' (L. Pfeiffer, 1840) * '' Gastrocopta servilis riisei'' (L. Pfeiffer, 1852) * '' Gastrocopta rupicola marginalba'' (L. Pfeiffer, 1840) * '' Gastrocopta geminidens'' (Pilsbry, 1917)

Valloniidae Valloniidae is a taxonomic family of small and minute, air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Pupilloidea. MolluscaBase eds. (2020). MolluscaBase. Valloniidae Morse, 1864. Accessed through: World R ...

* ''

Pupisoma dioscoricola ''Pupisoma dioscoricola'' is a species of gastropods belonging to the family Valloniidae. MolluscaBase eds. (2022). MolluscaBase. Pupisoma dioscoricola (C. B. Adams, 1845). Accessed through: World Register of Marine Species at: https://www.marin ...

'' (C. B. Adams, 1845)

Amphibulimidae Amphibulimidae is a taxonomic family of land snails, semi-slugs, terrestrial pulmonate gastropod molluscs in the superfamily Orthalicoidea.Breure A. S. H. & Romero P. (2012). "Support and surprises: molecular phylogeny of the land snail superfami ...

* ''

Plekocheilus glaber ''Plekocheilus'' is a genus of air-breathing land snails, terrestrial animal, terrestrial pulmonate gastropod mollusks in the family Amphibulimidae. MolluscaBase eds. (2021). MolluscaBase. Plekocheilus Guilding, 1827. Accessed through: World Regi ...

'' (Gmelin, 1791)

Bulimulidae Bulimulidae is a taxonomic family of medium-sized to large, air-breathing, tropical and sub-tropical land snails, terrestrial pulmonate gastropod molluscs in the superfamily Orthalicoidea.MolluscaBase eds. (2020). MolluscaBase. Bulimulidae Tryon, ...

* ''

Bulimulus ''Bulimulus'' is a genus of small to medium-sized tropical or sub-tropical, air-breathing land snails, pulmonate gastropod mollusks in the subfamily Bulimulinae within the family Bulimulidae.Breure A. S. H. & Romero P. (2012). "Support and su ...

'' sp. * ''

Drymaeus aureolus ''Drymaeus'' is a large genus of medium-sized air-breathing, tropical land snails, terrestrial pulmonate gastropod molluscs in the subfamily Peltellinae of the family Bulimulidae.MolluscaBase eds. (2020). MolluscaBase. Drymaeus Albers, 1850. Ac ...

'' (Guppy, 1866) Endemic to Trinidad * '' Drymaeus broadwayi'' (E.A. Smith, 1896) Endemic to Trinidad * '' Drymaeus imperfectus'' (Guppy, 1866) Endemic to Trinidad * '' Drymaeus mossi'' (E.A. Smith, 1896) Endemic to Trinidad * '' Drymaeus rawsoni'' (Guppy, 1871) Endemic to Tobago * ''

Drymaeus vincentinus ''Drymaeus'' is a large genus of medium-sized air-breathing, tropical land snails, terrestrial pulmonate gastropod molluscs in the subfamily Peltellinae of the family Bulimulidae.MolluscaBase eds. (2020). MolluscaBase. Drymaeus Albers, 1850. A ...

'' (L. Pfeiffer, 1846) * '' Protoglyptus pilosus'' (Guppy, 1871)

Orthalicidae Orthalicidae (orthalicid land snails) are a family of tropical air-breathing land snails, terrestrial pulmonate gastropod mollusks are classified in the subfamily Orthalicoidea of the order Stylommatophora. MolluscaBase eds. (2021). MolluscaBase ...

* '' Orthalicus undatus'' (Bruguière, 1792)

Simpulopsidae Simpulopsidae is a taxonomic family of air-breathing land snails, terrestrial pulmonate gastropod molluscs in the superfamily Orthalicoidea. MolluscaBase eds. (2021). MolluscaBase. Simpulopsidae Schileyko, 1999. Accessed through: World Regist ...

* '' Simpulopsis corrugata'' Guppy, 1866

Urocoptidae Urocoptidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Urocoptoidea. Taxonomy 2005 taxonomy The family Urocoptidae was classified in the superfamily Orthalicoidea (according to ...

* '' Brachypodella trinitaria'' (L. Pfeiffer, 1860) * '' Brachypodella oropuchensis'' Spence (Possible synonym of above)

Scolodontidae Scolodontidae is a taxonomic family of air-breathing land snails, terrestrial pulmonate gastropod mollusk Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or ...

* '' Happia guildingi'' (Bland, 1865) * '' Miradiscops implicans'' (Guppy, 1868) * '' Miradiscops lunti'' (E.A. Smith, 1898) * '' Systrophia alicea'' (Guppy, 1871) * ''

Tamayoa decolorata ''Tamayoa decolorata'' is a species of air-breathing land snail,a terrestrial pulmonate gastropod mollusk in the family Scolodontidae. Distribution The distribution of ''Tamayoa decolorata'' includes: * Jamaica * Guadeloupe * Dominica This sp ...

'' (Drouët, 1859) * '' Tamayoa trinitaria'' (E.A. Smith, 1898)

Gastrodontidae Gastrodontidae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Gastrodontoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005). MolluscaBase eds. (2020). MolluscaBase ...

* '' Pseudohyalina umbratilis'' (Guppy, 1868)

Philomycidae Philomycidae are a family of air-breathing land slugs (snails without shells or with only shell remnants). They are terrestrial pulmonate gastropod mollusks in the superfamily Arionoidea (according to the taxonomy of the Gastropoda by Bouchet ...

* ''

Pallifera ''Pallifera'' is a genus of air-breathing land slugs, terrestrial pulmonate gastropod mollusks in the family Philomycidae. Species Species include: *'' Pallifera costaricensis'' (Mörch, 1857) *'' Pallifera dorsalis'' (Binney, 1842) – pa ...

'' sp.

Euconulidae Euconulidae is a taxonomic family of minute, air-breathing land snails, terrestrial pulmonate gastropod mollusks or micromollusks in the superfamily Trochomorphoidea. This land snail family is closely allied to the Zonitidae, the glass snails. ...

* ''

Guppya gundlachi ''Guppya gundlachi'' is a species of gastropods belonging to the family Euconulidae Euconulidae is a taxonomic family of minute, air-breathing land snails, terrestrial pulmonate gastropod mollusks or micromollusks in the superfamily Troc ...

'' (L. Pfeiffer, 1840) * '' Habroconus ernsti'' (Jousseaume, 1889) * '' Habroconus cassiquiensis'' (L. Pfeiffer, 1853)

Helicarionidae Helicarionidae is a family of air-breathing land snails or semi-slugs, terrestrial pulmonate gastropod mollusks in the superfamily Helicarionoidea. Distribution The distribution of Helicarionidae includes the eastern Palearctic, Malagasy, Ind ...

* ''

Ovachlamys fulgens ''Ovachlamys fulgens'' is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Helicarionidae. ''Ovachlamys fulgens'' was originally discovered and described as ''Macrochlamys fulgens'' by the British m ...

'' (Gude, 1900) Introduced

Strophocheilidae Strophocheilidae is a taxonomic family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Acavoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005). Fossil record The genus '' E ...

* ''

Megalobulimus oblongus ''Megalobulimus oblongus'', also known as ''Strophocheilus oblongus'', is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Strophocheilidae. Distribution This species occurs in: * Brazil Norma ...

'' (Müller, 1774) * ''Megalobulimus oblongus'' var. ''tobagoensis'' (Pilsbry, 1895)

Charopidae Charopidae is a taxonomic family of small air-breathing land snails (and semi-slugs such as ''Otoconcha dimidiata''), terrestrial pulmonate gastropod mollusks in the superfamily Punctoidea.MolluscaBase eds. (2021). MolluscaBase. Charopidae Hutt ...

* '' Radioconus bactricola'' (Guppy, 1868) * '' Radiodiscus hollidayi'' Rutherford, 2020 Trichodisccinidae * '' Trichodiscina coactiliata'' (Férussac, 1838)

Thysanophoridae Thysanophoridae is a family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Helicoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005). These are common woodland snails of Nort ...

* '' Lyroconus plagioptycha'' (Shuttleworth, 1854)

Freshwater bivalves

Freshwater bivalves include: Pisidium punctiferum

Mycetopodidae The Mycetopodidae are a family of freshwater pearly mussels in the order Unionida restricted to South America. They are named for the mushroom-like shape of their foot. Like all members of the Unionida Unionida is a monophyletic order of fr ...

* '' Anodontites leotaudi'' (Guppy, 1864) * '' Mycetopoda siliquosa'' (Spix, 1827)Mohammed R.S., Nieweg D.C., Rostant W.G. and Badal P (2008) ''Collections of Freshwater mussel shells of Anodontites sp. and Mycetopoda sp. in rivers of south-central Trinidad, West Indies.'' The Living World Journal 2008:76-77.

Sphaeriidae Sphaeriidae is a family of small to minute freshwater bivalve molluscs in the order Sphaeriida. In the US, they are commonly known as pea clams or fingernail clams. Heard, William H. 1977. Reproduction of fingernail clams (Sphaeriidae: ''Sphaeri ...

(= Pisidiidae) * ''

Pisidium punctiferum ''Pisidium punctiferum'', the striate peaclam, is a freshwater bivalve of the family (biology), family Sphaeriidae. Distribution The type locality is a pond at Saint Ann's River, Trinidad and Tobago, Saint Ann's River, near Port of Spain, Tri ...

'' (Guppy, 1867) Guppy R. J. L. (1867). "Description of a new freshwater bivalve found in Trinidad" ''

Annals and Magazine of Natural History The ''Journal of Natural History'' is a scientific journal published by Taylor & Francis focusing on entomology and zoology. The journal was established in 1841 under the name ''Annals and Magazine of Natural History'' (''Ann. Mag. Nat. Hist.'') a ...

'' (3)19(111)
160
161. * '' Eupera cubensis'' (Prime, 1865)Bass D. (2003) ''A Survey of Freshwater Macroinvertebrates in Tobago.'' The Living World Journal 2003:64-68.

References

{{DEFAULTSORT:Molluscs Trinidad Tobago *Molluscs, Non-marine *Trinidad

Moll Moll can refer to: As a name * Moll (surname) * Moll Anderson, interior designer, life stylist, author, and former national iHeart Radio host * Moll Anthony, aka Mary Lesson (1807–1878), Irish ''bean feasa'' (wise-woman) * Moll Cutpurse, a ...

Trinidad Trinidad is the larger and more populous of the two major islands of Trinidad and Tobago. The island lies off the northeastern coast of Venezuela and sits on the continental shelf of South America. It is often referred to as the southernmos ...