List of non-marine molluscs of Trinidad and Tobago
The non-marine molluscs of the republic of Trinidad and Tobago are a part of the molluscan fauna of Trinidad and Tobago, part of the Natural history of Trinidad and Tobago.
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. Robert John Lechmere Guppy discovered and identified many more species from 1864 onwards, and along with Edgar Albert Smith 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
- Marisa cornuarietis
- Pomacea glauca
- Pomacea urceus
Ancylidae
Hydrobiidae
Physidae
Planorbidae
Thiaridae
- Melanoides tuberculata
Land gastropods
Land gastropods include:
Helicinidae
- Helicina nemoralis Guppy, 1866
- Helicina dysoni
- Lucidella ignicoma
- Lucidella lirata
Neocyclotidae
Diplommatinidae
Adelopoma occidentale Pomatiidae
Choanopoma aripensis Truncatellidae
Blandiella reclusa Guppy, 1871Veronicellidae
Diplosolenodea bielenbergi Sarasinula plebeia Subulinidae
- Allopeas gracile
- Allopeas micra
- Beckianum beckianum
- Leptinaria simplex
- Leptinaria unilamellata
- Leptinaria urichi
- Obeliscus plicatellum
- Subulina octona
Ferussaciidae
Streptaxidae
Huttonella bicolor Streptaxis glaber Streptostele musaecola Succineidae
Succinea candeana Lea Succinea pusilla Pfeiffer Omalonyx matheroni Vertiginidae
Bothriopupa tenuidens Gastrocopta barbadensis Gastrocopta servilis riisei Gastrocopta rupicola marginalba Gastrocopta geminidens Orthalicidae
- Orthalicus undatus
- Bulimulus diaphanus
- Drymaeus broadwayi
- Drymaeus imperfectus
- Drymaeus mossi
- Drymaeus rawsoni
- Drymaeus vincentinus
- Naesiotus pilosus
- Plekocheilus glaber
- Simpulopsis corrugatus Guppy, 1866
Urocoptidae
- Brachypodella trinitaria
- Brachypodella oropuchensis Spence
Scolodontidae
- Happiella guildingi
- Miradiscops lunti
- Systrophia alicea
- Tamayoa trinitaria
Gastrodontidae
Philomycidae
Euconulidae
- Guppya gundlachi
- Habroconus ernsti
- Habroconus cassiquiensis
Helicarionidae
Strophocheilidae
- Megalobulimus oblongus
- Megalobulimus oblongus var. tobagoensis
Helicodiscidae
Xanthonychidae
Thysanophoridae
- Thysanophora plagioptycha
Freshwater bivalves include:
Mycetopodidae
Anodontites leotaudi Mycetopoda siliquosa Sphaeriidae
Pisidium punctiferum Eupera cubensis''