1945] Tropiduchidce and Kinnaridce 123 
with its anterior twin borders convex and posterior border 
straight or slightly concave; anterior margin with a median 
groove; Irons longer than wide (2.3 to 1), lateral margins sinu- 
ately expanding to near apex, then incurved, carinate; median 
carina in form of a raised band terminating basally against 
cephalic horn, from which it is separated by a slight groove; 
clypeus one-third length of frons with a strong median carina, 
lateral margins carinate. Pronotum short, sloping anteriorly, 
median carina distinct, lateral carinae of disc absent, lateral 
margins carinate between eye and tegula. Mesonotum tricari- 
nate, lateral carinae meeting medial carina near its anterior end. 
Hind tibiae with three spines before apex. 
Tegmina devoid of costal area, M leaving Sc+R near base, 
Sc-f R and M not forked before nodal line, Cu forked just distad 
of middle of corium; a single subapical line of cross veins in 
membrane, forming six subapical cells and fourteen apical. 
P. hyalina Muir 
(figs. 14, 15, 27, 31) 
Female. Length, 6.0 mm.; tegmen, 6.5 mm. 
Green; margins and carinae of front and vertex, sides of 
cephalic horn and head above eyes, a stripe on each lateral field 
of pronotum, a transverse stripe at apex of femora, two spots 
on mesothoracic pleurites piceous, often bordered red; a spot 
on metapleurites, postcoxae, a suffusion on legs, patches on 
pronotum and mesonotum, abdominal tergites and lateral fields 
of abdominal ventrites greenish fuscous. 
Ovipositor with eight teeth on third valvulae. 
Described from a single female taken between 1,000 and 
2,000 ft., San Jose de las Matas, Dominican Republic, by P. J. 
Darlington (June, 1938). This specimen has a higher cephalic 
crest than that of the Puerto Rican type. 
Family KINNARID^E 
Subfamily Kinnarinae 
Southia Kirkaldy 
Kirkaldy, 1904, Ent. 37:279. 
Genotype, Delphax opposita F. 1803, Syst. Rhyng.:84. 
Head with eyes scarcely more than half width of pronotum. 
Vertex very narrow, anterior margin very short, curving into 
