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Dr. Malcolm Cameron 07i 



Antennae inserted freely on the lateral 



borders of the front; the elytral 



epi pleurae not separated from the rest 



of the surface by a raised line ; the 



elytra not extending beyond the 



metathorax Aleocharinae. 



Antennae inserted under the simple (not 



raised or thickened) lateral borders qf 



the front ; the elytral epipleurae 



usually separated by a raised line from 



the rest of the surface ; the elytra 



extending beyond the metathorax . Tachyporinae. 



TABLE OF THE TRIBES. 



I. Sub-family Oxytelinae. 



1. Anterior coxae globose, not prominent; 



the base of the abdomen keeled below Piestini. 



— Anterior coxae conical, prominent; the 



base of the abdomen not keeled below. 2. 



2. Head with two ocelli .... Omaliini. 



— Head without ocelli. 3. 



3. Abdomen margined .... Oxytelini. 



— Abdomen not margined . . . Osoriini. 



II. Sub-family Megalopsinae. 

 1. Eyes large and prominent; 1st joint of 

 maxillary palpi short; thorax sub- 

 cylindrical ; scuteUum distinct ; abdo- 

 men bordered. Tarsal formula 5, 5, 5 Megalopsini. 



III. Sub-family Steninae. 

 1. Eyes large and prominent; maxillary 

 palj^i with the 1st joint elongate. 

 Tarsal formula .5, 5, 5 



IV. Sub-family EVAESTHETINAE. 



1. Tarsal formula 4, 4, 5 . 

 — Tarsal formula 4, 4, 4' . 



v. Sub-family Paederinae. 

 1. 4th joint of maxillary palpi large . 

 ■ — 4th joint of maxillary palpi small , 



Stenaesthetini. 

 evaesthetini. 



PlNOPHILINI. 



Paederini. 



