Hydrobia acuta
Hydrobia acuta | |
---|---|
Plate accompanying Draparnaud's original description.Hydrobia acuta (as Cyclostoma acutum) is figure 25. | |
Scientific classification | |
Kingdom: | |
Phylum: | |
Class: | |
(unranked): | |
Superfamily: | |
Family: | |
Genus: | |
Species: | H. acuta
|
Binomial name | |
Hydrobia acuta (Draparnaud, 1805)
|
Hydrobia acuta is a species of very small (4-6mm.) brackish water snail with a gill and an operculum, an aquatic gastropod mollusk in the family Hydrobiidae.
Description
Draparnaud's description reads "Coquille ovale-oblongue, un peu conique, aiguë à son sommet,transparente, lisse, quoique marquée de légères stries lorsqu'on l'observe à la loupe. Dans son naturel elle une couleur verdàtre.La spire a six à sept tours. L'ouverture est ovale et le péristome simple.Fente ombilicale peu prononcée. Opercule mince et lisse. In English "Shell oval-oblong, slightly conical, acute at the top transparent, smooth, albeit marked with light streaks when it is observed under the microscope. In nature it is a greenish colour.The spire has six or seven whorls. The opening is oval and the peristome is simple.Little pronounced umbilical slot.Operculum thin and smooth.
Subspecies
- Hydrobia acuta neglecta Muus, 1963
Distribution
This species occurs on the coasts of the Mediterranean Sea and Black Sea and, as a rare species in Ireland.
References
- AnimalBase info at: [1]
External links
- Habitas
- Images at: [2]
- Images at: Encyclopedia of Life [3]