Keller, C. — Die Spongienfauna des Rothen Meeres.

Leipzig, Engelmann, 1889, 1891. Two parts in one. 8vo (22.3 x 13.7 cm). 169 [74, 95] pp., 11 folded chromolithographed plates. Contemporary half cloth over marbled boards. Handwritten paper label mounted on front board. Original printed wrappers bound in. = Rare and important contribution to the Red Sea sponges with several new species, published in the famous Zeitschrift für wissenschaftliche Zoologie. These are offprints, with their own printed wrappers bound in. Signed by the author on the first title, and with a few library stamps on front free endpaper and title page, two by the former owner, Prof. Dr. Hans Schinz. Spine a bit rubbed, othwerwise a good, clean copy, with all the plates nice and clean. Not in Nissen.