| Lyonsiidae | |
|---|---|
 | |
| Lyonsia norvegica | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Bivalvia |
| Superorder: | Anomalodesmata |
| Superfamily: | Pandoroidea |
| Family: | Lyonsiidae Fischer, 1887 [1] |
| Genera | |
See text. | |
Lyonsiidae is a family of small saltwater clams, marine bivalve molluscs in the order Anomalodesmata.
Members of this family have inequivalve, oblong valves that are nearly equilateral. The right valve is more convex than the left, and there are usually no teeth. The ligament connecting the two valves is in an internal groove, and the hinge has a free ossicle. [2]
The World Register of Marine Species lists the following genera and species in the family: [1]
Lottia is a genus of sea snails, specifically true limpets, marine gastropod mollusks in the subfamily Lottiinae of the family Lottiidae, one of the families of true limpets.
Buccinum is a genus of medium-sized sea snails, marine gastropod molluscs in the family Buccinidae, the true whelks.
Crassispira is a genus of small predatory sea snails with narrow, high-spired shells, marine gastropod mollusks in the family Pseudomelatomidae. They first appeared in the fossil record approximately 48.6 million years ago during the Eocene epoch, and still exist in the present day.
Lima is a genus of file shells or file clams, marine bivalve molluscs in the family Limidae, the file shells, within the subclass Pteriomorphia.
Limaria, the file shells or file clams, is a genus of marine bivalve molluscs in the family Limidae.
Macoma is a large genus of saltwater clams, marine bivalve molluscs in the family Tellinidae, the tellins.
Spisula is a genus of medium-sized to large marine bivalve mollusks or clams in the subfamily Mactrinae of the family Mactridae, commonly known as surf clams or trough shells.
Polinices is a genus of predatory sea snails, marine gastropod molluscs in the subfamily Polinicinae of the family Naticidae, commonly known as moon snails.
Neptunea is a genus of large sea snails, marine gastropod mollusks in the subfamily Neptuneinae of the family Buccinidae, the true whelks.
Pilsbryspira is a genus of small predatory sea snails, marine gastropod mollusks in the family Pseudomelatomidae.
Oenopota is a genus of sea snails, marine gastropod mollusks in the family Mangeliidae.
Hyalina is a genus of sea snails, marine gastropod mollusks in the subfamily Pruninae of the family Marginellidae, the margin snails.
Calyptraea, commonly known as the Chinese hat snails is a genus of sea snails, marine gastropod mollusks in the family Calyptraeidae, a family which contains the slipper snails or slipper limpets, cup-and-saucer snails, and Chinese hat snails.
Cyclocardia is a genus of molluscs in the family Carditidae.
Thracia is a genus of bivalve mollusc in the family Thraciidae.
Yoldia is a genus of saltwater clams, marine bivalve mollusks in the family Yoldiidae. It was named after Alfonso de Aguirre y Yoldi, Conde de Yoldi (1764–1852), a Spanish nobleman in charge of the royal naturalistic collection of Denmark.
Solecurtus is a genus of saltwater clam, a marine bivalve molluscs in the family Solecurtidae.
Felaniella is a genus of bivalves belonging to the family Ungulinidae.
Nuculana is a genus of bivalves in the family Nuculanidae. It includes the following species:
Periglypta is a genus of bivalves in the family Periplomatidae.
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