178 Bulletin Vanderhilt Marine Museum, Vol. V 



Tetralia laevissima Stimpson, Proc. Acad. Nat. Phila., vol. X, p. 38, 

 1858. 



Tetralia cavimana Heller, Verb. K. K. Zool. Zool.-Bot. Gessellsch. 

 Wien, XI, p. 14, 1861.— Sitz-Ber. Mat.-Natur. K. Wiss. Wien, 

 vol. 43, p. 353, pi. 3, fig. 24, 1861.— Reise Osterreich. Fregatte ''No- 

 vara" Zool, Crust., Bd. II, Abhthl. Ill, p. 268, 1868.— Miers, Phil. 

 Trans. London, vol. 168, p. 488, 1879.— Zool. H. M. S. "Alert," pp. 

 518, 537, 1884, B. M. Publ.— de Man, Notes Leyden Mus., vol. II, 

 p. 180, 1880.— PococK, R. I., Ann. Mag. Nat. Hist., ser. 6, vol. 5, 

 p. 73, 1890. — Whitelegge, Mem. Austral. Mus., vol. Ill, p. 138, 

 1890. 



Tetralia heterodactyla Heller, Abh. Zool. Bot. Ges. Wien, vol. XI, p. 

 14, 1861 ; Sitzb. Mat. Natur. K. "Wiss. Wien, vol. 43, p. 354, 1861. 



Family: GRAPSIDAE. 



Subfamily: Grapsinae. 



Genus: GRAPSUS Lamarck. 

 Grapsus grapsus Linne. 



Plate 90. 



Remarks : For full description of the species consult : Volume II, 

 Bulletin of the Vanderbilt Marine Museum, p. 203, 1930. For discus- 

 sion of the IndoPacific varieties and distribution, consult : Col. Alcock, 

 in Journal of the Asiatic Society of Bengal, vol. 69, part 2, 1900. 



Distribution : This brilliantly colored species is a well-known in- 

 habitant of the tropical and subtropical shores of America from Miami, 

 Florida, southward through the West Indies and Bermudas to Pernam- 

 buco, Brazil, on the East Coast, and on the West Coast from San 

 Benito Island, Lower California, southward, including the Galapagos 

 Islands, down to Chile ; it is also known from the tropical eastern At- 

 lantic, including the Azores and the west coast of Africa. It is very 

 widely distributed in the IndoPacific region, as pointed out by Col. 

 Alcock (op. cit., p. 393). Since the publication of his report, the fol- 

 lowing localities have been established : Tami Island, New Guinea, 

 (Nobili) ; Annobon, New Guinea, (Balss) ; Marcus Island, (Bryan) ; 

 Tres Marias Islands, (Rathbun) ; Zanzibar and Bawi, East Africa, 

 (Lenz) ; Persian Gulf, station 7, (Nobili) ; Red Sea, (Nobili) ; Red 

 Sea: Ras Muhamel, South Sinai, Brother's Island, Shadwin, Habban, 

 Bir al Mashiya, Gulf of Akabah, (Balss). 



