100 CATALOGUE OF 
Hist. Hem. 325. Tydides brachiatus, Stal, Ofv. K. V. Ak. Forh. 
XXilii. 255. 
Mexico. Cayenne. Brazil. 
a. Venezuela, From Mr. Birschell’s collection. 
West Indies. 
20. PrraTES DEGENER. 
Fem. Niger; antenne capite et prothorax ad unum multo longiores ; 
pedes picet, genubus larsisque fulvis. 
Female. Black, fusiform, smooth, shining, in structure like P. picipes. 
Head triangular, flat and dull above, shining and slightly elevated ; post- 
ocular part very short. Rostrum extending to the propectus; second joint 
longer than the first, much longer than the third and than the fourth. 
Antenne setulose, much longer than the head and the prothorax together ; 
second joint more than twice as long as the first; third a little shorter than 
the second. Fore lobe of the prothorax with four distinct longitudinal fur- 
rows. Hind lobe about half as long as the fore lobe; side-angles rounded, 
convex. Legs piceous, setulose; fore femora incrassated ; fore tibie a little 
shorter than the fore femora; knees and tarsi tawny. Length of the body 
6 lines. 
It is much smaller than P. picipes, to which it has a great 
resemblance. 
a—c. St. Domingo. From Mr. Tweedie’s collection. 
South America. 
A. Fore wings long. 
a. Body not eneous. 
* Head very long in front. 
+ Head and fore lobe of the prothorax black. - stria. 
tt Head and fore lobe of the prothorax pale. 
{ Membrane whitish at the base. —- - - Amazonus. 
tt Membrane not whitish at the base. - - flavipes. 
** Head not very long in front. 
+ Fore wings with three marks. 
t Fore wings with a subapical mark. - = arcuiger, 
tt Fore wings with an apical mark. 
§ Fore wings with a stripe. - - - - hamifer. 
§§ Fore wings with no stripe. - - - biplagiatus, 
++ Membrane with a spot in the disk. 
t Fore femora with pale tips. 
§ Spot on the membrane remote from the tip. - maculipennis. 
§§ Spot on the membrane very near the tip. 
x Abdomen not red beneath. - - - scutellaris. 
xX x Abdomen red beneath. = - = - rufiventris. 
tt Fore femora wholly black. 
§ Fore wings with a middle streak. - - - hamatus. 
om 
§ Fore wings with no middle streak. 
x Tibie blackish. - - - - - concisus. 
