THE LEPTOCORISINAE OF THE WORLD 31 



Posterior angles never produced backward ; in $, posterior margin of seventh 

 abdominal sternum only slightly indented (Text-fig. 124) or concave in form of a 

 "V" 7 



Pygophore large with posterior margin usually more than half width of posterior 

 margin of $ seventh abdominal tergum (Text-fig. 88) ; processes of posterior margin 

 of $ seventh abdominal sternum large and very prominent, sometimes conical or 

 " U "-shaped (Text-fig. 93) .......... 4 



Pygophore small, with narrow posterior margin, usually two-fifths width of posterior 

 margin of seventh abdominal tergum (Text-fig. 107) ; processes of posterior 

 margin of $ seventh abdominal sternum small, never triangular, usually posterior 

 margin truncated (Text-fig. in) . . . . . . . . . 5 



Rostrum long, extending beyond second coxae ; lateral black line, prominent on 

 genae to middle of propleuron ; (claspers narrow in middle (Text-figs. 148 and 

 149), second spine-like appendage in aedeagus absent ; spermatheca flat (Text- 

 fig. 156)) ........... sordida (p. 52) 



Rostrum short, reaching second coxae, lateral black line faint, usually absent on 

 genae ; (claspers broad in middle (Text-figs. 88 and 89) ; second spine-like 

 appendage in aedeagus present; spermatheca elongated (Text-fig. 95)) apicalis (p. 36) 



Head elongated, about half again longer than broad (Text-fig. 78) with paraclypeae 

 long and cylindrical, about 2/5 length of entire head ; lateral black line usually 

 faint or absent on genae (aedeagus with first dorsal conjunctival appendage very 

 small and curved ; spermatheca with smoothly curved neck (Text-fig. 80)) 



ajricana (p. 32) 



Head broad, usually only slightly longer than broad ; paraclypeae short, usually 

 one-quarter length of entire head ; lateral black line prominent on genae and 

 extending to anterior of propleuron ........ 6 



Rostrum long, extending well beyond apices of second coxae ; species comparatively 

 robust, at least 14 mm. in length (dorsal thecal appendage present, rod-like in 

 appearance (Text-fig. 112) ; right lateral conjunctival appendages three in 

 number, fourth left lateral conjunctival appendage club-shaped ; in $, first 

 gonocoxae with truncate posterior margin) .... claviformis (p. 41) 



Rostrum short, only just extending beyond apices of second coxae ; species com- 

 paratively small, length about 135 mm. (dorsal thecal appendage absent ; right 

 lateral conjunctival appendages four in number, fourth bifurcated at apex, 

 fourth left lateral conjunctival appendage rod-like, elongate) . . ethiopis (p. 43) 



Rostrum long, extending well beyond apices of second coxae ; pygophore rounded 

 with posterior margin medially distinctly emarginate (Text-fig. 119) ; a large 

 basal portion of first gonocoxae concealed (Text-fig. 124). (Frontal conjunctival 

 appendages very long nearly reaching anterior base of basal plate ; spermatheca 

 with a narrow and a smoothly curved neck) .... maculosa (p. 44) 



Rostrum short, never extending well beyond apices of second coxae, usually reaching 

 second coxae ; pygophore usually elongated (Text-fig. 128), rounded only in 

 American species ; a very small basal portion of first gonocoxae concealed (Text- 

 fig- 132) 8 



Pygophore elongated (Text-fig. 128) ; first gonocoxae comparatively narrow at 

 base, so that only a small basal portion of eighth paratergite concealed externally. 

 African species ............ 9 



Pygophore rounded (Text-fig. 98), first gonocoxae broad at base so that a large basal 



portion of eighth paratergite concealed externally (Text-fig. 102). American species 10 



Lateral black line usually represented extending from either side of antenniferous 

 tubercles to anterior of collar ; black spots on posterior angles of pronotum 

 usually present, paraclypeae comparatively long and thinner at apices (frontal 

 conjunctival appendages short and thick ; spermatheca elongated, with smoothly 



