| Milda | |
|---|---|
 | |
| Two view of a shell of Milda cincta | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Heterobranchia |
| Family: | Pyramidellidae |
| Genus: | Milda Dall & Bartsch, 1904 [1] |
| Type species | |
| Pyramidella ventricosaGuérin, 1831 | |
Milda is a genus of sea snails, marine gastropod mollusks in the family Pyramidellidae, the pyrams and their allies. [2]
Species within the genus Milda include: [2]
The umbilicated shell is elongate conic. It increases regularly in size with three folds on the columella. [3] The basal fasciole is present. The surface is less polished than in Pyramidella . It is marked by lines of growth and microscopic spiral striations. [4]
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.
Turbonillinae is a subfamily of mostly minute parasitic sea snails, marine gastropod molluscs in the family Pyramidellidae, the pyrams and their allies.
Pyramidellinae is a taxonomic subfamily of minute sea snails, marine gastropod mollusks in the family Pyramidellidae, the pyrams and their allies.
Oscilla is a genus of very small sea snails, minute marine gastropod mollusks or micromollusks. This genus is currently placed in the subfamily Chrysallidinae of the family Pyramidellidae.
Trabecula is a genus of very small sea snails, marine gastropod molluscs or micromolluscs in the family Pyramidellidae, the pyrams and their allies, and the subfamily Chrysallidinae, a large taxon of minute marine gastropods with an intorted protoconch.
Babella is a genus of very small 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.
Egila is a genus of small sea snails, marine gastropod mollusks in the family Pyramidellidae, the pyrams and their allies.
Folinella is a genus of minute sea snails, pyramidellid gastropod mollusks or micromollusks in the family Pyramidellidae within the tribe Chrysallidini.
Odostomia is the most speciose genus of minute sea snails, pyramidellid gastropod mollusks. This genus is placed in the family Pyramidellidae in the subfamily Odostomiinae. There are several hundred species in this diverse genus
Pyramidella is a genus of minute to medium-sized sea snails, marine gastropod mollusk in the subfamily Pyramidellinae of the family Pyramidellidae, the pyrams and their allies.
Eulimastoma is a genus of sea snails, marine gastropod mollusks in the family Pyramidellidae, the pyrams and their allies.
Evalea is a genus of sea snails, marine gastropod mollusks in the family Pyramidellidae, the pyrams and their allies.
Orinella is a genus of sea snails, marine gastropod mollusks in the family Pyramidellidae, the pyrams and their allies.
Peristichia is a genus of sea snails, marine gastropod mollusks in the family Pyramidellidae, the pyrams and their allies.
Visma is a genus of sea snails, marine gastropod mollusks in the family Pyramidellidae, the pyrams and their allies.
Cossmannica is a genus of sea snails, marine gastropod mollusks in the family Pyramidellidae, the pyrams and their allies.
Iphiana is a genus of sea snails, marine gastropod mollusks in the subfamily Turbonillinae of the family Pyramidellidae, the pyrams and their allies.
Milda ventricosa, common name the ventricose pyram, is a species of small to medium-sized sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyram snails.
Ividia is a genus of sea snails, marine gastropod mollusks, in the family Pyramidellidae.