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Rhode Island Seashells

This guide includes shells found on Rhode Island's coast. It focuses on marine shells and some things in adjacent habitats (brackish inlets, ect). I will continue to add to this guide in the future!

Tortoiseshell Limpet

Testudinalia testudinalis

(O. F. Muller, 1776)

Solitary Glassy-Bubble

Haminella solitaria

(Say, 1822)

Two-toothed Marsh Snail

Melampus bidentatus

Say, 1822

Beautiful Caecum

Caecum pulchellum

W. Stimpson, 1851

Eastern White Slipper Snail

Crepidula plana

Say, 1822

Common Atlantic Slipper Snail

Crepidula fornicata

(Linnaeus, 1758)

Convex Slipper Snail

Crepidula convexa

Say, 1822

Cup-and-saucer Limpet

Crucibulum striatum

(Say, 1826)

Northern Lacuna

Lacuna vincta

(Montagu, 1803)

Marsh Periwinkle

Littoraria irrorata

(Say, 1822)

Rough Periwinkle

Littorina saxatilis

(Olivi, 1792)

Common periwinkle

Littorina littorea

(Linnaeus, 1758)

Flat Periwinkle

Littorina obtusata

(Linnaeus, 1758)

Northern Moon Snail

Euspira heros

(Say, 1822)

Spotted Moonsnail

Euspira triseriata

(Say, 1826)

Shark Eye

Neverita duplicata

(Say, 1822)

Immaculate Moonsnail

Polinices immaculatus

(Totten, 1835)

Miniature Moonsnail

Tectonatica pusilla

(Say, 1822)

Common Whelk

Buccinum undatum

Linnaeus, 1758

Knobbed Whelk

Busycon carica

(Gmelin, 1791)

Channeled Whelk

Busycotypus canaliculatus

(Linnaeus, 1758)

Stimpson's Whelk

Colus stimpsoni

(Morch, 1868)

Lunar Dovesnail

Astyris lunata

(Say, 1826)

Greedy Dove Snail

Costoanachis avara

(Say, 1822)

Well-ribbed Dove Shell

Costoanachis translirata

(Ravenel, 1861)

Brown-tip Mangelia

Kurtziella atrostyla

(Tryon, 1884)

Plicate Mangelia

Pyrgocythara plicosa

(C. B. Adams, 1850)

Thick-lipped Drill

Eupleura caudata

(Say, 1822)

Atlantic Dogwhelk

Nucella lapillus

(Linnaeus, 1758)

Eastern Oyster Drill

Urosalpinx cinerea

(Say, 1822)

Threeline Mudsnail

Iiyanassa trivittata

(Say, 1822)

Bruised Nassa

Phrontis vibex

(Say, 1822)

Eastern Mudsnail

Tritia obsoleta

(Say, 1822)

Three-toothed Cavoline

Cavolinia tridentata

(Forsskal [in Niebuhr], 1775)

Baird's Top Shell

Calliostoma bairdii

A. E. Verrill & S. Smith, 1880

Greenland Margarite

Margarites groenlandicus

(Gmelin, 1791)

Obscure Solarelle

Solariella obscura

(Couthouy, 1838)

Greenland Wentletrap

Boreoscala greenlandica

(Perry, 1811)

Epitonium celesti

Epitonium celesti

(Aradas, 1854)

Epitonium dallianum

Epitonium dallianum

(A. E. Verrill & S. Smith, 1880)

Multiribbed Wentletrap

Epitonium multistriatum

(Say, 1826)

Champion's Wentletrap

Epitonium championi

Clench & R. D. Turner, 1952

Humphrey's Wentletrap

Epitonium humphreysii

(Kiener, 1838)

Brown-banded Wentletrap

Gyroscala rupicola

(Kurtz, 1860)

Sargassum Snail

Litiopa melanostoma

Rang, 1829

Awl Miniature Cerith

Retilaskeya emersonii

(C. B. Adams, 1839)

Reticulated Turretsnail

Tachyrhynchus reticulatus

(Mighels & C. B. Adams, 1842)

Northern Worm Snail

Vermicularia radicula

(Stimpson, 1851)

Glassy Lyonsia

Lyonsia hyalina

(Conrad, 1831)

Common Pandora Clam

Pandora gouldiana

Dall, 1886

Lea's Spoon Clam

Cochlodesma leanum

(Conrad, 1831)

Conrad Thracia

Thracia conradi

Couthouy, 1839

Wrinkled Rock Borer

Hiatella arctica

(Linnaeus, 1767)

Atlantic Jackknife

Ensis leei

M. Huber, 2015

Atlantic Razor

Siliqua costata

(Say, 1822)

Green Jacknife Clam

Solen viridis

Say, 1821

Transverse Ark

Anadara transversa

(Say, 1822)

Blood Ark

Lunarca ovalis

(Bruguiere, 1789)

Iceland Cockle

Ciliatocardium ciliatum

(Fabricius, 1780)

Morton's Cockle

Laevicardium mortoni

(Conrad, 1831)

Tellin Semele

Cumingia tellinoides

(Conrad, 1831)

Stout Tagelus

Tagelus plebeius

(Lightfoot, 1786)

Purplish Tagelus

Tagelus divisus

(Spengler, 1794)

Many-colored Tellin

Ameritella versicolor

(De Kay, 1843)

Atlantic Macoma

Limecola petalum

(Valenciennes in Humboldt & Bonpland, 1821)

Chalky Macoma

Macoma calcarea

(Gmelin, 1791)

Sining Macoma

Macoploma tenta

(Say, 1838)

Chestnut Clam

Astarte castanea

(Say, 1822)

Wavy Astarte

Astarte undata

Gould, 1841

Northern Cardita

Cyclocardia borealis

(Conrad, 1832)

Lunate Crassinella

Crassinella lunulata

(Conrad, 1834)

Cross-hatched Lucine

Divalinga quadrisulcata

(d'Orbigny, 1846)

Soft-shelled Clam

Mya arenaria

Linnaeus, 1758

Fallen Angelwing

Barnea truncata

(Say, 1822)

Angelwing

Cyrtopleura costata

(Linnaeus, 1758)

Great Piddock

Zirfaea crispata

(Linnaeus, 1758)

Atlantic Ribbed Mussel

Geukensia demissa

(Dillwyn, 1817)

Hooked Mussel

Ischadium recurvum

(Rafinesque, 1820)

Horse Mussel

Modiolus modiolus

(Linnaeus, 1758)

Blue Mussel

Mytilus edulis

Linnaeus, 1758

Northern Bay Mussel

Mytilus trossulus

Gould, 1850

Broad Yoldia

Megayoldia thraciaeformis

(Storer, 1838)

Short Yoldia

Yoldia sapotilla

(Gould, 1841)

File Yoldia

Yoldia limatula

(Say, 1831)

Small Nut Shell

Nucula proxima

Say, 1822

Eastern Oyster

Crassostrea virginica

(Gmelin, 1791)

European Flat Oyster

Ostrea edulis

Linnaeus, 1758

Common Jingle

Anomia simplex

d'Orbigny, 1853

Heteranomia squamula

Heteranomia squamula

(Linnaeus, 1758)

Red-ribbed Scallop

Aequipecten glyptus

(Verrill, 1882)

Atlantic Bay Scallop

Argopecten irradians

(Lamarck, 1819)

Spathate Scallop

Cryptopecten phrygium

(Dall, 1886)

Atlantic Deep-sea Scallop

Placopecten magellanicus

(Gmelin, 1791)

Swimming Clam

Solemya velum

Say, 1822

Ocean Quahog

Arctica islanica

Schumacher, 1817

Dwarf Surfclam

Mulinia lateralis

(Say, 1822)

Southern Surf Clam

Spisula raveneli

(Conrad, 1832)

West Atlantic Surf Clam

Spisula solidissima

(Dillwyn, 1817)

Arctic Wedgeclam

Mesodesma arctatum

(Conrad, 1831)

Amethyst Gem Clam

Gemma gemma

(Totten, 1834)

North Quahog

Mercenaria mercenaria

(Linnaeus, 1758)

Southern Quahog

Mercenaria campechiensis

(Gmelin, 1791)

False Angelwing

Petricolaria pholadiformis

(Lamarck, 1818)

False Quahog

Agriopoma morrhuanum

(Dall, 1902)

Paper Nautilus

Argonauta argo

Linnaeus, 1758

Ram's Horn Squid

Spirula spirula

(Linnaeus, 1758)

Occidental Tusk Shell

Antalis entalis

(Linnaeus, 1758)

Created by Chandler Olson

Last Updated: 04/18/2024

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