. Echinodermen (Stachelhäuter) . Ophiopluteus bimaculatus (ohne Skelet). Af Analfeld, Ff Frontalfeld, 311 Mundfeld. hQ, vQ, hinterer, vorderer Qiiersaum. vL, liL, vorderer, hinterer Lateralfortsatz. hl) hinterer Dorsalfortsatz, jwl^ Postoral-Fortsatz.

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Keywords: ., bookcentury1800, bookdecade1880, bookpu, booksubjectechinodermata