Near fine hardcover, one bumped corner. Volume 21 in an ongoing series on the deep-sea fauna of the tropical Indo-Pacific. A few articles in French. With single papers on Porifera Hexactinellida, Crustacea Decapoda, Pycnogonida, Echinodermata Crinoidea, Ascidiacea, Pisces Gadiformes and Pices Pleuronectiformes. Black and white illustrations and photographs.