. Danmarks fauna; illustrerede haandbøger over den danske 46 Perinotums skæl ikke påfaldende små, deres dia- meter lidt større end randspiklernes (fig. 19 d). Nærmest holobranchiale gæller, typisk over 19 par 1. Tonicella Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Dansk naturhistorisk forening. København, G. E. C. Gad

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Keywords: ., bookauthordansknat, bookcentury1900, bookdecade1900, bookyear1907