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Macrobenthos of the North Sea - Mollusca: Rissoa porifera
WEBRissoa porifera. Description; Classification; Names; Literature; Media; Lovén (1846) Description (shell): As in Rissoa lilacina the younger parts of the last whorl bear a series of squarish pits, but costae are absent. A delicate non-costate shell, reticulate pattern of …
Ontdek verder
Macrobenthos of the North Sea - Mollusca: Dichotomous key: …
WEBKey: Step 1. Animal without a visible external shell. Step 2. External shell consists of one single structure. Step 113. External shell bivalved (rarely with some accessoric shell …
Macrobenthos of the North Sea - Mollusca: Genus Rissoa
WEBMENU. Macrobenthos of the North Sea - Mollusca. Genus Rissoa
Macrobenthos of the North Sea - Mollusca: Dichotomous key: …
WEBExternal shell bivalved (rarely with some accessoric shell-parts); the two valves hinge along one edge
Macrobenthos of the North Sea - Mollusca: Index: Species and …
WEBMENU. Macrobenthos of the North Sea - Mollusca. Index