SYNOPSIS OP BLENNOOAMPA. 231 



Synopsis of Species. 



1 (8) Abdomen reddish. 



2 (7) The recurrent nervure in hind wings present. 



3 (4) Thorax (and legs) reddish. Melanocephalus. 



4 (3) Thorax black. 



5 (6) Legs reddish. Fuscypennis. 



6 (5) Legs black. Nigripes. 



7 (2) Recurrent nervure in hind wings absent. Assimilis. 



8 (1) Abdomen black. 



9 (10) Mesonotum red, legs black. Eppiphium. 



10 (9) Mesonotum black. 



11 (12) Legs testaceous. Beiuleti. 



12 (11) Legs not testaceous. 



13 (30) Femora black, tibia} and tarsi white. 



14 (26) Tegulte and pronotum white. 



15 (20) Recurrent nervure in hind wings absent. 



16 (17) Wings with a fuscous fascia in middle. Nanct. 



17 (16) Wings hyaline throughout ; tr. radial nervure interstitial. 



18 (18) Third and fourth joints of antennae about equal ; edge of pro- 



notum broadly white; base of legs white; antennae as 

 long as body in $ , in <$ longer than body. Alchemill'ue. 



19 (19) Third joint of antennae distinctly longer than fourth ; edge of 



pronotum scarcely white; legs black at base; antenna) 

 almost shorter than abdomen. Subserrata. 



20 (15) Recurrent nervure in hind wing present. 



21 (22) Transverse radial nervure interstitial; antennae longer than 



abdomen. Ruficruris. 



22 (21) Transverse radial nervure not interstitial ; antennae shorter than 



abdomen. 



23 (24) Third cubital celulle shorter than second, a suture behind the 



eyes ; with recurrent nervure in middle of cellule. 



Bipunciata. 



24 (23) Third cubital cellule longer than second ; with the recurrent 



nervure in hind wings at edge of wing. Jjineolata. 



25 (14) Tegulae and edge of pronotum black. 



26 (29) Recurrent nervure in hind wings absent. 



27 (28) Transverse radial nervure interstitial. Subcana. 



28 (27) Transverse radial nervure not interstitial. Pusilla. 



29 (26) Recurrent nervure in hind wings present. Albipes. 



30 (13) Legs almost entirely black. 



31 (32) Antennae longish, pilose, in both sexes, but especially with <$ ; 



third joint shorter than fourth. Aterrima. 



32 (31) Antennas bare, third joint longer than fourth. 



33 (36) Knees on all the legs white. 



34 (35) Recurrent nervure in hind wings present; transverse radial 



nervure interstitial. Geniculata. 



35 (34) Recurrent nervure in hind wings absent ; transverse radial 



nervure not interstitial. Cinereipes. 



36 (33) Four hind legs entirely black. 



37 (38) Recurrent nervure in hind wings absent ; a distinct horny point 



in second cubital cellule. Fuliginosa; 



8 (37) Recurrent nervure in hind wings present. 

 39 (42) Third cubital cellule shorter than second on upper side. 



