Catalogue Of The Conchifera, Or Bivalve Shells in The Collection Of The British Museum, Vol. 2: Petricoladæ (Concluded), Carbiculadae (Classic Reprint) - Hardcover

Inhaltsangabe

Excerpt from Catalogue Of The Conchifera, Or Bivalve Shells in The Collection Of The British Museum, Vol. 2: Petricoladæ (Concluded), Carbiculadae

Mantle (of Corbicula consobrina), lobes free on the lower edge and in front, united behind; edge simple, with a series of short conical beards just within the margin; siphons two, very short, separate, contractile apertures fringed with short crowded conical beards; foot compressed, subquadrate, rather produced in front body swollen; abductor muscles large, anterior oblong, the hinder round, subtrigonal.

Labial tentacles 2 pair, large, broad, trigonal, equal gills oblong, inner pair large, the outer about half the depth of the inner. - Gray, mss.

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