"Fine structure of the cerebral eyes in Flabelligera affinis (Annelida, Sedentaria, Cirratuliformia): new data prove the existence of typical converse annelid multicellular eyes in a sedentary …

Oct 28, 2014 · Pherusa Oken, 1807 was the first genus of flabelligerids to be described and was regarded as having over 40 species.

Oct 23, 2024 · Par conséquent le nom correct de ce genre est Pherusa OKEN, 1807, auquel doit céder tant Stylaroides DELLE CHIAJE, 1830 (SHERBORN: 1841) que Trophonia, dont …

Dec 14, 2009 · Setae of the polychaete worm Pherusa exhibit remarkably strong photonic effects, which arise from their two-dimensional-periodic internal structure of hexagonally packed …

Diagnosis of Pherusa : Flabelligerid with body inflated anteriorly, tapering to narrow posterior end. Cephalic cage well developed, formed by noto- and neurochaetae of first 1-6 chaetigers.

Macrobenthos of the North Sea - Polychaeta Genus Pherusa Description Classification Names Oken, 1805 Description: Flabelligeridae with ventral hooks or spines. The following species of …

Following revision of all available material two morphological patterns are recognized: Pherusa is restricted to those species with eight branchial filaments of similar width, and anchylosed …

POLYCHAETA subclass TEREBELLIDA family FLABELLIGERIDAE genus Pherusa species Lamispina horstii(Haswell, 1892) species Pherusa cinctus(Haswell, 1892) species Pherusa …

Pherusa is the most common flabelligerid in Port Phillip Bay. There appear to be at least 3 species in our region, distinguishable by the number of pairs of branchiae (6 pairs, 10 pairs, or …

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