Beitrag zur Kenntnis einiger hermaphroditischen dekapoden Crustaceen
Häftad bok.
Gott skick. "...mit 5 Tafeln und 13 Figuren im Texte." [Bergens museums skrifter. Ny Raekke. Bind III. No. 2.] Bergen 1925. Academic dissertation. 115 unopened pages followed by plates of semi-glossy, stiffer paper. --- Back cover has a 2.5 cm. tear along the top edges. Front cover has an indentation at the outer hinge.
