260 Mr. W. F. Lanchester on some 



XVI T. Genus Matuta, Fabr. 



26. Matuta victrix, Fabr. 



Cancer victor, Fabr. Ent. Syst. ii. p. 449 (1793). 

 Matuta victor, id. Ent. Suppl. p. 309 (1798). 



Matuta victrix, Miers, Trans. Linn. Soc, 2nd ser. Zool. vol. i. p. 243, 

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



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

 Jackson, Fiji Is. 



No. vi. Hab. Santubong. 



A young male. 



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



Anomuea. 



XVIII. Genus Ccenobita, Latr. 



27. Coenobita spinosus, M.-Edw., var. olivieri, Owen. 



Ccenobita olivieri, Ow. Crust. ' Blossom,' p. 84 ; Dana, U.S. Expl. Exp. 



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

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



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



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



No. CCCXIX. Hab. 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 the young stage of the species. A speci- 

 men in the Museum collection at S. Kensington, labelled 

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

 lata. Length of carapace 27*5 millim. 



XIX. Genus Peteolisthes, Stimpson. 



28. Petrolisthes hastatus, Stm. 



Peirolisth.es hastatus, Stm. Proc. Ac. Nat. Sci. Philad. p. 241 (1858). 

 Porcellana mermis (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. Hab. Pulau Satang. 



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

 slightly 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 



