1907 8, 32 p., 16 figures, 1 col. plate, 2 plates, roy. 4to, contemporary black half cloth, spine with paper label, marbled boards. Small paper labels with numbers laid on spine. Small round blind-stamp on lower margin title-page.From 1899 to 1900 the HMS "Siboga" explored the waters of the Dutch East Indies (now Indonesia), were an enormous collection of both shallow water and deep water organisms was gathered.