| Tucetona bicolor | |
|---|---|
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Bivalvia |
| Order: | Arcida |
| Family: | Glycymerididae |
| Genus: | Tucetona |
| Species: | T. bicolor |
| Binomial name | |
| Tucetona bicolor Reeve, 1843 | |
Tucetona bicolor is a species of dog cockle. Its shell is subtrigonal with 39 radial ribs. The ribs have with moderately shallow, very narrow interspaces, with very fine, very closely spaced commarginal ribs. The hinge plate is moderately wide and curved.
Tucetona laticostata, or the large dog cockle, is a salt water clam or marine bivalve mollusc in the family Glycymerididae.
Psiloceratoidea is a superfamily of Early Jurassic ammonoid cephalopods proposed by Hyatt in 1867, assigned to the order Ammonitida. They were very successful during Hettangian and Sinemurian. Last of them, family Cymbitidae and genera Hypoxynoticeras and Radstockiceras survived into Early Pliensbachian.
Cryoturris is a genus of sea snails, marine gastropod mollusks in the family Mangeliidae.
Vexillum exaratum is a species of small sea snail, marine gastropod mollusk in the family Costellariidae, the ribbed miters.
Chrysallida dux is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Odostomia heterocincta is a species of sea snail, a marine gastropod mollusc in the family Pyramidellidae, the pyrams and their allies.
Odostomia nodosa is a species of sea snail, a marine gastropod mollusc in the family Pyramidellidae, the pyrams and their allies.
Linopyrga tantilla is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Pyrgulina densecostata is a species of very small sea snail, a pyramidellid gastropod micromollusk. This genus is currently placed in the subfamily Chrysallidinae of the family Pyramidellidae.
Miralda diadema is a species of sea snail, a marine gastropod mollusc in the family Pyramidellidae, the pyrams and their allies.
Odostomia turricula is a species of sea snail, a marine gastropod mollusc in the family Pyramidellidae, the pyrams and their allies.
Turbonilla approximata is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Turbonilla ceralva is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Turbonilla gloriosa is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Turbonilla hipolitensis is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Turbonilla macbridei is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Turbonilla macra is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Turbonilla mariana is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Turbonilla marshalli is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Glycymeris, common name the bittersweet clams, is a genus of saltwater clams, marine bivalve molluscs in the family Glycymerididae.
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