160 A. Alcock — Carcinological Fauna of India. [No. 2, 



same bright yellow colour, with copious chestnut-brown markings. 

 Under surface light yellow. 



In the Indian Seas only at the Andamans and Nicobars. 



The branchial cavity in this species is often occupied by a Bopyrid. 



I have examined 63 specimens in the Indian Museum collection, 

 comprising 19 adult males, 28 females, and 16 young males. 



Cancer victor, Fabricins, Ent. Syst. II. 449 {fide Hilgendorf). 1793. 



Matuta victor, Fabricins, Eat. Syst. Suppl., p. 369 (fide Hilgendorf). 



Matuta victor, Milne Edwards in Cuvier, Regne Animal, Crust, pi. vii. and Hist. 

 Nat. Crust. II. 115. 



Matuta victor, var. prima et secunda, De Haan, Faun. Japon. Crust, p. 127. 



Matuta victor, Hilgendorf in Von der Decken's Reisen in Ost.-Afr. III. i. Crust. 

 p. 93, pi. iii. fig. 2 : Hoffmann in Pollen and Van Dam's Faun. Madagasc, Crust., 

 p. 27, pi. vi, figs. 45-48 : Hilgendorf, mb, ak. Berl. 1878, p. 810. 



Matuta victrix, Miers, Trans. Linn. Soc. Zool. (2^ I. 1875-79 (1876) p. 243, 

 pi. xxxix. figs. 1-3, and Ann. Mag. Nat. Hist. (5) V. 1880, p. 315, and Zool. H. M. S. 

 'Alert' pp. 185, 256, and 'Challenger' Brachyura, p. 295: de Man, Notes 

 Leyden Mus. III. 1881, p. 110, and Archiv fiir Naturges. Lllf. 1887, i. p. 389: 

 Easwell, Cat. Austral. Crust, p. 133 : J. R. Henderson, Madras Journ. Lit. Sci. 

 1886-87, p. 65, and Trans. Linn. Soc. Zool. (2) ^^V. 1893, p. 396 : Ortmann, Zool. 

 Jahrbucher, Syst. etc. VI. 1891-92, varr. I and 2 pp. 571-572. 



Matuta victrix var. crehrepunctata, Miers, Trans. Linn. Soc. Zool. (2) L 1875-79 

 (1876), p. 244, pi. xxxix. fig. 4, and ' Challenger ' Brachyura, p. 295 : de Man 

 in Weber's Zool, Ergeb. Niederl. Ost.-Ind. II, p. 351. 



Matuta peronii, Leach [nee Guerin), Zool. Miscell. III. p. 13, pi. 127, figs. 1, 2. 



Matuta lesueurii. Leach, Zool. Miscell. III. p. 14. 



Matuta macidata, Miers, Trans. Linn, Soc. Zool, (2)1, 1875-79 (1876) p. 246, 

 pi. xl, figs. 3, 4, and ' Challenger ' Brachyura, p. 295 : de Man, Notes Leyden 

 Mus, III, 1881, p. 116. 



Carapace finely granular in the epibranchial, post-gastric and 

 cardiac regions. The two anterior tubercles are obsolescent ; the 

 other four are visible, but are not conspicuous iti the adult. 



The antero-lateral borders are crenulate, two — sometimes three — of 

 the crenulations being somewhat enlarged, but never forming stout teeth. 

 The posterior and postero-lateral borders form a continuous finely-beaded 

 slightly-elevated ridge, which ends on a faintly-marked elevation, 

 situated considerably in rear of the lateral spine. Tlie length of the. 



* The specific name victor is here regarded as a noun substantive in apposition to 

 Matuta, just as in the name Felis leo, the masculine noun Uo is in apposition to the 

 feminine noun felis. It seems unnecessary to change the old established name 

 M. victor for a name based on the personal claims of the goddess Matuta. 



t No references are given, except such as appear to be unequivocally applicable 

 to M. victor as re-defined by Miers and confirmed by Hilgendorf. 



