The Cambridge natural history . Fig. 118.—Portion of the radula of Eburna japonicaSowb., China. x 30. Fig. 119.—Portion of theradula of Murex regiusLam., Panama. x Coralliophilidae. Certainly most and probably all of thesefamilies are or have been carnivorous, the Coralliophilidae beinga degraded group which have become parasitic on corals, andhave lost their teeth in consequence. The characteristics of the RADULA OF THE RACHIGLOSSA 221

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Keywords: ., bookcentury1800, bookdecade1890, booksubjectzoology, bookyear1895