548 FAUNA HAWAIIENSIS 



(2) Philonthis discoideus, Grav. 

 Staphylinus discoideus Grav., Micr. p. 38. 



Hab. Oahu, Maui, Molokai, Hawaii (Perkins and Blackburn). Widely distributed 

 outside the islands. 



(3) Philonthus nigritiilus, Grav. 

 Staphyliints iiigritnlits Grav., Micr. p. 41. 



Hak. Kauai, Oahu, Maui, Molokai, Lanai, Hawaii (Perkins and Blackburn). 

 Cosmopolitan. 



(4) Philonthus tjtrbidus, Er. 



Philonthus liirbidus Er., Gen. and Spec. .Staph., p. 484. 



Hab. Kauai, Oahu, Maui, Molokai, Lanai, Hawaii (Perkins and Blackburn). 

 Cosmopolitan. 



Creuphilus, Mann. 

 Creophilus Mannerheim, Brach., 1830, p. 20. 



( I ) Creophilus inaxillosiis, L. 

 Staphylinus maxillosus L., Faun. suec. no. 89 1. 

 Hab. Kauai, Oahu, Maui, Lanai, Hawaii (Blackburn). Widely distributed. 



Cafius, Stephens. 

 Cajiiis Stephens, 111. Brit. Ent. v. 1832, p. 245. 



(i) Cafius nauticus, Fairm. 

 Philonthus nauticus Fairm., Rev. Zool. 1849, p. 288. 

 Hab. Maui, coast near Haiku in March (Blackburn). — Tahiti (Fairmaire). 



Leurocokynus, gen. nov. 



Palpi articulo ultimo parvo. 



Caput sulcis irregularibus, subobsoletis. 



Elytra sutura hand imbricata, singulo linea elevata recta. 



Ihe number of genera of Xantholinini with a minute terminal joint to the palpi is 

 very small, and hitherto all have consistedof insects of small size. Leitrocorynus cephalotes 

 is a comparatively large form and is remarkable in the subfamily on account of the 

 suture oi the elytra. Each wing-case has a strongly elevated line extending from the 



