. Fig. B. 13 Piezocalanus lagunaris Grandori. 14 Clausocalanus arcuicornis (Dana). 15 Cl. furcatus (Brady). 16 Cttnocalmms vanus Giesbr. 17 Pseudocalanus elongatus (ßoECK). 18 Cldridius poppet Giesbrecht. 19 Aetideus armntus Boeck. 20 Ae. giesbrecMi Clevb. 21 Pseudaetideus armatus (Boeck). 22 Euchaeta acuta Gies- BRECHT. 23 Eu liebes Giesbrecht. 24 Eu marina (Phestandrea). 25 Eu. spinosa GiESBBECHT. [13 nach Grandori, 20 nach Wolfenden, 17, 19, 21 nach G. 0. Sars, die übrigen nach Giesbrecht.]

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Keywords: ., bookcentury1900, bookdecade1920, bookpublisherjenag, bookyear1920