12^ CATALOGUE OF 



2. TRIGONOCEPHALA. 



A. Apical joint of the anteniue filiform, not thickened.- 1. Linicoknia. 



B. Apical joint of the auteunaj thickened, nodose or 



fusiioim. - - - - - 2. NoDicoRNiA. 



1. LINEICORNIA. 



A. Eyes not very prominent. Ocelli widely separated. 1. Anisoscelid^. 



B. Eyes very prominent. Ocelli approximate. - 2. Alydid/e. 



Fam. 1. ANISOSCELID/E, C. H. 449. 

 Subfam. Coreida, Slal — Auisoscelidida ct Lci)toscelidida, Slal. 



A. Tlind tibise dilated, leaf-like. 



a. Hind femora slender. - - - - 1. Diaciou. 



b. Hind femora thick. 



* First joint of the antenna about as long as the 



head. ----- 2. Anisoscki.is. 



** First joint of the antennte much shorter than 



the head. ----- 3. Nakma. 



B. Hind lihifE simple. 



a. Basal part of the fore wings coriaceous. 



* Third joint of the rostrum shorter than the 



fourth. 

 I AntenniB long, slender. 



I Antennae moderately long and slender. 



§ Fourth joint of the antenna) slender, not thicker 

 than the third. Hind femora spinous beneath. 

 X Hind angles of the prothorax not dilated nor 

 acute. 



Spiracles situated in the middle of the ventral 



segments or thereabout. - - - 4. Phtmia. 



-)- Rostrum extending beyond the hind coxae. 

 H — H Rostrum extending to the middle coxa-. - 7. Plinachtus. 



00 Spiracles seated before the middle of the 



ventral segments. - - - - 0. Lkptoscelis. 



XX Hind angles of the prothorax dilated and 



acute. ----- (). Malvana. 



§§ Fourth joint of the antennse thicker than the 



third. 8. Cebrenis. 9. SpiiicTorvuus. 10. M vpselonotus. 



II Antennae very long and slender. - - Ui. Ukanocoris. 

 ■\\ Antenna; shorter, stouter; first joint shoiter 



than the head. - . . - 11. Michobasis. 



** Third joint of the rostrum as long as or longer 

 than the fourth. 



1 First joint of the antennai longer than the head. 1;'). Lybas. 



