384 Mr. L. A. Borradaile — A Revision 



21. Periclimenes (i/uensis, sp. n. 



A Periclimenes with rostrum longer than antennal scales, 

 straight, with 6 teeth above; thick flagellum of first antenna 

 slightly longer than rostrum ; supraorbital spine present, 

 hepatic absent; merus not armed; carpus short, with one 

 spine on dorsal surface. 



Length 11 milliin. 



[Loyalty Islands.] 



22. Periclimenes parvus, sp. n. 



A Periclimenes with rostrum slightly shorter than peduncle 

 of first antenna, which in turn is shorter than the antennal 

 scale, though the thick flagellum exceeds it ; rostrum 

 armed with 6 teeth above, 1 below; no supraorbital spine; 

 no teeth on carpus or merus of second legs ; merus short. 



Length S'5 millim. 



[New Britain.] 



23. Periclimenes parasiticus , sp. n. 



A Periclimenes with rostrum convex above, armed with 7 

 teeth above, none below; antennal scale almost as long as 

 thick flagellum of first antenna; no supraorbital spines ; no 

 spines on the second legs ; carpus short. 



Length 7 millim. 



Found on black Linclia. 



[British New Guinea.] 



24. Periclimenes tenuipes } sp. n. 



A Periclimenes with all the appendages very elongate ; 

 rostrum with 10 teeth above, 7 below, longer than antennal 

 scale, shorter than thick flagellum of first antenna; antennal 

 scale longer than peduncle of first antenna, narrow ; merus 

 of second leg with spine beneath; carpus longer than palm, 

 with spine above; propus of last three legs armed with 

 spines. 



Length 25 millim. 



[New Britain ] 



Genus Coballiocaris, Stimpson, 1860. 



(Edipus, Dana, U.S. Expl. Exped., Crust, i. p. 572 (1852). 

 Corallwcaris, Stimpson, Proc. Ac. N. Sci. Philad. I860, p. 38 ; 

 Kingsley, Proc. Ac. N. Sci. Philad. 1879, p. 423 (1880). 



Pontoniidaj with rostrum long or moderate, with or without 

 dentations, usually somewhat depressed, shallow, at most 



