Règne :
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Animalia
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Embranchement :
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Annelida
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Classe :
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Polychaeta
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Ordre :
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Spionida
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Famille :
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Spionidae
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Genre :
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Dipolydora
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Espèce :
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coeca
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Description :
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Body broad anteriorly, narrowing posteriorly. Prostomium anteriorly incised, without antenna, posteriorly with a caruncle reaching chaetiger 2-5. Two long palps present. 0-4 eyes. Branchiae start at segment 8 or 9, disappearing in mid-body or posterior segments. First notopodium with chaetae. 5th chaetiger with a few lanceolate chaetae, 6-16 modified chaetae in a row and capillary chaetae ventrally. Modified chaetae thick and blunt with bent tips and subdistal cavities with a membrane. 7th and following neuropodia with 3-7 strongly bent hooded hooks. 45th and following notopodia with capillaries and a few needle-like chaetae. Pygidium with a dorsally incised funnel. Ventral and lateral incisions often also present.
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Auteurs & dates :
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Dipolydora coeca (Örsted, 1843)
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Recherche des images :
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Photo
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