| Besla cossmanni | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Heterobranchia |
| Family: | Pyramidellidae |
| Genus: | Besla |
| Species: | B. cossmanni |
| Binomial name | |
| Besla cossmanni Hornung & Mermod, 1924 | |
Besla cossmanni is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies. The species is one of twelve known species within the Besla genus of gastropods.
Pyramidellidae, common name the pyram family, or pyramid shells, is a voluminous taxonomic family of mostly small and minute ectoparasitic sea snails, marine heterobranch gastropod molluscs. The great majority of species of pyrams are micromolluscs.
Chrysallidinae is a taxonomic group of very small sea snails, marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Chrysallida is a speciose genus of minute sea snails, pyramidellid gastropod mollusks or micromollusks in the family Pyramidellidae within the tribe Chrysallidini.
Besla is a small genus of miniature sea snails, pyramidellid gastropod mollusks in the family Pyramidellidae within the tribe Chrysallidini.
Parthenina is a genus of very small sea snails, pyramidellid gastropod mollusks or micromollusks.
Parthenina anselmoi is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Parthenina juliae is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Parthenina mauritanica is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies. The specific name mauritanica refers to the country where it was found, Mauritania.
Parthenina multicostata is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Parthenina palazzii is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Parthenina parasigmoidea is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Parthenina pyttelilla is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Parthenina sergei is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Pyrgulina is a small genus of very small sea snails, pyramidellid gastropod mollusks or micromollusks. This genus is currently placed in the subfamily Chrysallidinae of the family Odostomiidae.
Parthenina alesii is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Parthenina clathrata is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Parthenina dantarti is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Parthenina decussata is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Parthenina dollfusi is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Parthenina indistincta is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.