260 ^Jr, \V. ¥. Lancliestor on some 



XVII. Genus Matiita, Fabr, 



26. Matuta victrix, Fabr. 



Vaucer victor, Fabr. Eut. Svst. ii. p. 449 (1793). 

 Matuta victor, id. Eiit. Suppl. p. .•J()9 (1798). 



Matuta victri.r, Miers, Trans. Linu. Soc, Uucl ser. Zool. vol. i. p. 24S, 

 pl. xxxix. tigs. 1-3 (1877). 



Distr. Red Sea, E. Africa^ Natal, Madras, Japan, Port 

 Jackson, Fiji Is. 



No. VI. Hab. Santuboiig. 



A young male. 



Dim. : Length 26 millim., breadth 28"5. 



A N M U R A. 



XVIII. Genus Ccenobita, Latr. 



27. Ccenohita spinosus, M.-Edw., var. oUvieri, Owen. 



Cotnobita olivieri, Ow. Crust. * Blossom,' p. 84 ; Daua, U.S. Expl. Exy. 



Crust, vol. i. p. 470 (1852) ; Hasw. Cat. Austr. Crust, p. 160 (1882). 

 Ccenohita spinosa, var. olivieri, Ortmann, Zool. Jahrb. Syst. Bd. vi. 



p. 318, pl. xii. fig. 24 (1892). 



Distr. Madras, Nicobar, Taliiti, N.W. Australia. 



No. CCCXIX. Hah. Santubong. 



A male. Fore part of carapace much less tumid than in 

 the species ; outer surface of penultimate joint of the left 

 third leg with a rounded crest in its distal half. It is possible 

 that this variety is tiie young stage of the species. A speci- 

 men in the J\Iuseum collection at S. Kensington, labelled 

 "C. olivieri, Pelew I.," should, I think, be referred to C. per- 

 lata. Length of carapace 27*5 millim. 



XIX. Genus Petrolisthes, Stimpson. 



28. Petrolisthes hastatus, Stm. 



Petrolisthes hastafus, Stm. Troc. Ac. Nat. Sci. Philad. p. 241 (1858). 

 Porcellana imrmis (Heller), de Man, Merg. Crust, p. 212 (1888). 

 Petrolisthes hastatus, Ortmann, t. c. p. 260 (1892). 



Distr. Mergui, Nicobar, Noordwachte I. (Java), Japan. 



No. CCLXiv. Hah. Pulau Satang. 



A female. I have compared this with Dr. de Man's 

 sliohtly smaller specimens, and find the following differences: — 

 The antero-lateral margin in this female is grooved in its 

 anterior third, this groove passing up and obliquely backwards 



■I 



