722 ME. W. F. LA.XCHESTER OX CRUSTACEANS [Julie 19, 



M.-Edw. Hist. Nat, Crust, t. i. p. 283 (1834); Haswell, Cat. 

 Austr. Crust, p. 4 (1882) ; Miers, ' Alert ' Crust, p. 189 (1884). 



H<ih. Singapore ; littoral. Two females, one with ova ; and 

 a male with a parasite under the abdomen. All are thickly clothed 

 with small globular pieces of sponge. 



Dim. (? 23x31-5. $27-5x37. $26x34-5. 



III. Genus Oncinopus de Haan. 



4. Oncinopus aranea de Haan. 



Oncinopus aranea, de Haan, Crust. Japon. p. 100, pi. xxix. f. 2 

 (1839). 



Oncinopus neptunug, Ad. & AVhite, ' Samarang ' Crust, p. 1, pi. ii. 

 f. 1 (184*). 



Oncinopus subpellucklus, Stimpson, Proc. Acad. Xat. Sci. Philad. 

 p. 221 (1857). 



Oncinopus anrjvlatus, Hasw. Proc. Linn. Soc. X. S. W. vol. iv. 

 p. 433 (1879). 



Oiiciiiojjus suLpellucidv-s, Hasw. Cat. Austr. Crust, p. 5 (1882). 



Oncinopus neptunus, Walker, Journ. Linn. Soc, Zool. vol. xx. 

 p. 109(1887). 



Hah. Singapore ; 5 fms. One male. 



Dim. 2-5x3-25. 



IV. Genus Me>\ethius M.-Edw. 



5. MbNjBTHIUS moxocekos Latr. 



Pisa monocerog, Latr. Encycl. t. x. p. 139 (1825). 



Menoethius monoeeros, M.-Edw. Hist. Xat. Crust, t. i. p. 339 

 (1834). 



Mencethius subserratus, Ad. & White, 'Samarang' Crust, p. 18, 

 pi. iv. ff. 1-2 (1848). 



Mencethius monoceros, A. M.-Edw. Xouw Arch. Mus. Hist. Xat. 

 t. viii. p. 252 (1872). 



Hal. Singapore. Littoral : from off seaweed, with Caprellids, 

 Amphipods, &c 5 males, 1 female. Malacca; 1 fm. Sandy 

 mud. A larger, damaged female. 



Dim. (5 6x8. $ <6-lh x 8-5. J 5*6 x 7-5. tf 4 x 55. 

 2 7x0-5. $ 10-75x13-5. tf 16-5x13-5. 



V. Genus Doclea Leach. 



6. Doclea muricata llerbst. 



Cancer muricatus, Herbst, Naturgesch. der Krabben,t. i. p. 211, 

 pi. xiv. £. B3 (1788). 



Inachus muricatus, Fabr. Suppl. Ent. Syst. p. 355 (1798). 



Doclea muricata, M.-Edw. Hist. Nat. Crust, t. i. p. 295 (1834); 

 Walker, Journ. Linn. Soc , Zool. xx. p. 109 (1887). 



Hub. Malacca ; 1-2 fms., mud. A male and two females. 



Dim. d8x9. $ 15-5x17. $12x13. 



