. Die Amphorideen und Cystoideen Beiträge zur (Morphologie und Phylogenie der Echinodermen.) . Palechinida. ^CysEechinida. Asterocystida. gsjtes. 2. Thuroidea. jHolothurea). Paractinota.^--''^ Actiijppoda. 1 B. Amphoronia. (Amphoridea monaxonia). Palaeoeystida.

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Keywords: ., bookauthorhaeckele, bookcentury1800, bookdecade1890, bookyear1896