Boone, Crustacea, Cruise of "Alva," 1931 173 



(c) The third difference is to be found in the chelipeds and is ap- 

 parently more constant. The palm of ferruginea is more rounded, 

 not approaching a carina on the upper surface and the entire upper 

 and outer surface is smooth, polished and entirely devoid of setae. 



For full description of T. ferruginea, refer to p. 240, "Galapagos 

 Brachyura" (Boone). 



Eeferences : Trapezia ferruginea (Latreille) Encyclop. Meth. Hist. 



Nat. Entom., t. X, p. 695, 1825. — Alcock, Journ. Asiatic Soc. 



Bengal, vol. 67, p. 220, 1898.— H. M. Edwards, Hist. Nat. Crust., 



t. I, p. 429, 1834.— Heller, Sitzb. K. Akad. Wien, vol. 43, p. 249, 



pi. 4, fig. 40, 1861. — Miers, Ann. Mag. Nat. Hist. ser. 5, vol. II, pp. 



407, 408, 1878 ; Kept. Zool. Coll. H. M. S. ''Alert," p. 536, 1884.— de 



Man, Notes Leyden Mus., Vol. II, pp. 178, 179, 1880.— Ortmann, 



Zool. Jahrb. Syst., vol. X, p. 202, 205, 1897.— Alcock, Journ. 



Asiatic Soc. Bengal, vol. 67, pt. 2, p. 220, 1898.— Borradaile, 



Proe. Zool. Soc. London, 1900, pt. 2, p. 589; Fauna and Geogr. 



Maldive and Laccadive Arch., vol. I, pt. Ill, p. 264, 1902.— No- 



BiLi, G., Ann. Mus. Nat. Hist. Hungari, t. Ill, p. 491, 1905; Ann. 



Sci. Nat. 9 ser. Zool. t. IV, p. 293, 1906; Bull. Sci. France-Belg., t. 



40, p. 143, 1906.— Stebbing, T. H. H., Ann. S. Afric. Mus., vol. VI, 



pt. 4, p. 304, 1910.— Pesta, Wien Denksch. Akad. Wiss., Bd. 88, p. 



49, 1911.— BouviER, Bull. Sci. France-Belg., t. 48, p. 272, 1914r- 



1920.— Bull. B. P. Bishop Mus., vol. 5, p. 20, 1923.— Balss, H., 



Denksch. Akad. Wiss. Wien, Bd. 99, p. 13, 1924. 

 Trapezia cymodoce variety ferruginea Ortmann, Zool. Jahrb. Syst., 



vol. VII, p. 483, 1893 ; Ibid., Bd. X, p. 205, 1898.— Rathbun, M. 



J., Proc. U. S. Nat. Mus., vol. 38, p. 586, 1910; Trans. Linn. Soc. 



London, ser. 2, vol. 14, p. 234, 1911. — Finnegan, C, Journ. Linn. 



Soc. London, Zool. vol. 37, p. 645, 1930-1932. 

 Grapsillus ferruginea Rathbun, Rept. U. S. Fish Comm. for 1903, 



Bull. 23, pt. 3, p. 865, 1906. 

 Grapsillus suhinteger Macleay, in Smith's Illus. Zool. South Africa, 



Annulosa, p. 67, vol. V, 1838. 

 Trapezium cymodoce Randall, Journ. Acad. Nat. Sci. Phila., vol. 



VIII, p. 117, 1839. 

 Trapezia cymodoce Dana, U. S. Explor. Exped. vol. XIII, Crust., pt. 



I, p. 257, pi. 15, fig. 2, 1852.— Smith, S. I., Proc. Boston Soc. Nat. 



Hist., vol. 12, p. 287, 1869.— A. Milne Edwards, Nouv. Archiv. 



Mus. Hist. Nat. Paris, t. IX, p. 260, 1873. — Hilgendorf, in von 



der Decken's Reise. Ost-Afrika, vol. 3, p. 76, tab. 2, figs. 4 and 5, 



