Biology:Hydrobia acuta
| Hydrobia acuta | |
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Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Littorinimorpha |
| Family: | Hydrobiidae |
| Genus: | Hydrobia |
| Species: | H. acuta
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| Binomial name | |
| Hydrobia acuta (Draparnaud, 1805)
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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]
Wikidata ☰ Q5954634 entry
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