762 MR. w. f. lanch ester OS crustaceans [June 19, 



Hab. Singapore ; from Lamellibranch shells. Seven females, 

 six with ova. 



These were collected by natives, and as I never saw the shells 

 from which the Pinnotheres were taken, I am unable to state their 

 genus. 



Dim. $9-5x8. $ 7 x 5-5. $ 6-5 x 5*25. $ 10 x 8-25. 

 $ 9 x 8. $ 9 x 7-5. $ 8 x 7-5. 



97. Pinnotheres arcophiltts Burger. 



Pinnotheres arcophilas, Burger, Zoolog. Jahrb. Bd. viii. p. 371, 

 pi. ix. £. 10, & pi. x. f. 10 (1895). 



Hab. Singapore : from Lamellibranch shells. Four females, all 

 with ova. For the same reason as with P. modiolicola, I am unable 

 to give the genus of the mollusc thev inhabited. 



Dim. $ 9x7. $ 10x8-5. $ 8-5x7. $ 9x7-5. 



LV. Genus Matuta Fabr. 



98. Matuta victrix Fabr. 



Matuta victor, Fabr. Suppl. Ent. Syst. p. 369 (1798). 



Matuta peronii, Leach, Zool. Misc. iii. p. 13, pi. cxxvii. ff. 1-2 

 (1817). 



Matuta lesuerii, Leach, torn. cit. p. 14. 



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

 p. 243, pi. xxxix. ff. 1-3 (1877); Hasw. Cat. Austr. Crust, p. 134 

 (1882) ; Walker, Journ. Linn. Soc, Zool. vol. xx. p. Ill (1887); 

 Henderson, Trans. Linn. Soc, Zool. vol. v. p. 306 (1893). 



Matuta victor, Alcock, Journ. As. Soc. Bengal, vol. lxv. pt. ii. 

 No. 2, p. 160 (1896). 



Hab. Singapore ; sandy shore. Three adult males, three y 0U11 g 

 males, and three small females. Also from Malacca two adult 

 and one voung female. 



Dim. tf 46-25 x 42. c< 40-5 x37. d 34-25 x 32. rf 24-75 x 

 23-25. d 24 x 22-5. d 20-25 x 19-25. $ 25 x 23. $ 22 x 

 21-75. $15-25x15. $32x30. $33x31-5. $17x16. 



99. Matuta banksii Leach. 



Matuta banksii, Leach, Zool. Misc. iii. p. 14 (1817); Miers, 

 Trans. Linn. Soc. 2nd ser. Zool. vol. i. p. 245, pi. xl. ff. 1-2 (1877) ; 

 Walker, Journ. Linn. Soc, Zool. vol. xx. p. Ill (1887) ; de Man, 

 Archiv f. Naturgeseh. p. 389 (1887) ; Zehntner, Rev. Suisse Zool. 

 t. ii. p. 183(1894) ; Alcock, Journ. As. Soc. Bengal, vol. lxv. pt. ii. 

 No. 2, p. 158 (1896); de Man, Zoolog. Jahrb. Bd. ix. p. 363 

 (189(i). 



Hab. Malacca; littoral. Five males, and two smaller females. 

 In the males, besides some rather big crimson spots on the meri of 

 the legs, there is a very large crimson patch on the penultimate 

 joint of each of the 1st, 2nd, and 4th pairs. The latter is not seen 



