LKlillliKA. 



29 



LBBIIDlLi. 



A. Anterior tibiae uuanned on outei'-siile. 

 (I, Fourth tarsal joint biloljed. 



I, Claws simple. 



Mentuni not toothed; li-ula rather longer tliaii broad, 

 rather strongly eniarginate at apex, paragiossae nmch 

 longer than ligula ; apical joint of palpi oval, truncate at 

 apex. Aetophorus, Schmidt-Goebel. 



II, Claws toothed. 



Emargination of mentum with a simple tooth, formed liy 

 a separate plate ; ligula narrow, almost straight at apex ; 

 paragiossae not much longer than ligula ; apical joint of 

 palpi elongate, somewhat pointed). Demetrias, Bon. 



b. Fourth tarsal joint simple. 



I. Mentum without a tooth. (Tarsal claws generally 

 toothed. 



1. Ligula large ; paragiossae narrow. 



Ligula very slightly emarginate in front; paragiossae 

 rounded in front onto the apex of the ligula, with which 

 they are completely united ; apical joint of palpi somewhat 

 pointed ; thorax somewhat heart-shaped, base straight, 

 posterior angles raised. Dromius, Bon. 



2. Ligula small; paragiossae large. 



Ligula deeply emarginate, paragiossae completely united 

 with ligula, roiind the apex of which they form a mem- 

 branous border, meeting one another ; apical joint of palpi 

 almost oval, somewhat truncate; thorax somewhat pro- 

 duced at base, posterior angles prominent. 



Blechru.i, Motsch. 



II. ]\Ientum toothed. 



1. Tooth of mentum double-pointed or emarginate, 

 formed by a separate plate ; claws toothed. 

 Ligula more or less rounded at apex ; paragiossae sepa- 

 rately rounded and nearly touching each other before 

 ligula; apical joint of palpi somewhat ovate; thorax cut 

 off oblicpiely before each of the obtuse posterior angles. 



Mc tablet us, Schmidt-G oebel. 

 2' Tooth of mentum simjie, formed by a separate 

 plate; claws simple. 



