64 Bulletin VanderMlt Marine Museum, Vol. V 



''Seawrack of the Ocean," (Linne) ; Suez, (Forskal) ; East Indies, 

 (Herbst) ; Oriental Indies, Pondichery, shores of New Holland, 

 (Latreille) ; "all the Oceans," (Latreille) ; Egyptian Seas, (Savigny) ; 

 Seas of the Indies, (Bosc) ; Red Sea, (Desmarest) ; Singapore, East 

 Indies, (Dana) ; China Sea, (Stimpson) ; Bay of Karak, (Heller) ; 

 Zanzibar, Madagascar, Red Sea, Isles of the Indian Ocean, New Cale- 

 donia, (A. Milne Edwards) ; Madras, Singapore, Java, Manila, Hong- 

 kong, Tahiti, (Heller) ; G-ulf of Marseilles, (Brocchi) ; New Zealand, 

 China, Japan, Celebes, Badjoa, Borneo, Baudjermasin, Shark Bay, 

 West Australia, (Miers) ; Bombay, Moluccas, Macassar, Port Jackson, 

 Australia, (Hess) ; Red Sea, (Kossman) ; Mozambique, (Hilgendorf ) ; 

 Djeddah, Arabia, (de Man) ; Red Sea, (Cano) ; Porto Cavite, Chonos, 

 Chiloe, (off Chile) ; Tuticorin, Ceylon, Sind, Akyab, Malabar, (Hen- 

 derson) ; Amboina, Thursday Island, (Ortmann) ; many specimens are 

 in the Calcutta Museum, from all parts of the Indian Seas, from 

 Penang to the Persian Gulf, also from Japan and China, (Alcock). 

 Brisbane, Australia, Noumea, New Caledonia, Simbawa, Dutch East 

 Indies, Penang, Malay Straits, (Boone); Amboina; Geelvink Bay; 

 Pondichery; Mahe; Samarinda, Borneo; Singapore; Red Sea: Mas- 

 saouah, Abdelkader, ile Scheik-Said, iles Dahlak ; Obock ; Suez ; Assab 

 and Aden, (Nobili) ; Natal Bay, (Stebbing) ; China Coast, (Kellogg) ; 

 Gulf of Manaar, (Henderson; Gravely and Raj) ; "very abundant in 

 the outer part of Tale Sap, a lake on the east coast of the peninsula 

 of Siam; young taken in the channel opposite Singgora and around 

 Koh Yaw, depth 3 to 4| meters, usually among dead shells, (S. Kemp) ; 

 Gulf of Siam: Lem Ngob, coast; Koh Kong, outside of mangroves; 

 Koh Chang, (Rathbun) ; New channel, mouth of Brisbane River, 

 Moreton Bay, Queensland, (McCulloch and Etheridge). 



Material examined: Two very large males taken at Brisbane, 

 Australia, September 23, 1931. Two very large males, Noumea, New 

 Caledonia, September 19, 1931. One small male, Bima Village, Sim- 

 bawa, Dutch East Indies, October 23, 1931. Two females, one oviger- 

 ous, Georgetown, Penang, Malay Straits, November 13, 1931. One 

 large male, Bima Village, Simbawa, Dutch East Indies, October 23, 

 1931. 



Technical description: Carapace ovate but little convex, about 

 one-half as long as wide, with the lateral spines acute but not so 

 greatly elongated. The true frontal margin is about one-fifth of the 

 greatest width of carapace (exclusive of the lateral spines), and is cut 

 into four shallow teeth, the inner or submedian pair of which are 



