﻿SOLOMON ISLANDS TRIPTEROIDES — BELKIN 217 



meals from birds, bats, or reptiles. As with the New World sabethincs, 

 the majority of species of THpteroides are shy, retiring jungle inhabi- 

 tants. They have been observed resting near their breeding places in 

 plants and on the buttresses of large trees. 



KEYS TO ADULTS, MALE GENITALIA, PUPAE, AND LARVAE 

 OF TRIPTEROIDES 



1. ADULTS 

 (Adults of floridenais are unknown) 



1. Anterior portion of head largely azure-blue; at least middle femora with sil- 



very markinsj^s on anterior surface; silvery pleural scaling^ restricted to 



proiiotal lobes, posterior pronotum, sternopleuron, and niesopleuron 2 



Anterior portion of head almost completely dark ; femora without silvery 

 markings on anterior surface ; pleura almost completely covered with white 

 or whitish scales 4 



2. Abdomen without silvery markings ; midfemora with a pale spot in middle 



anteriorly; mesonotal scales mainly greenish distigma (Edwards) 



Abdomen with conspicuous silvery markings ; all femora with silvery spots 

 or lines anteriorly ; mesonotal scales dark 3 



3. Supraalar area with a patch of broad, dark scales ; head with dark longitu- 



dinal stripe in center ; scutal integument dark, at least posteriorly. 



binotata, new species 

 Only narrow scales present on scutum ; anterior two-thirds of head uniformly 

 azure-blue dorsally ; scutal integument usually very light orange. 



lipovskyi, new species 



4. Wing scales narrow on upper surface ; male palpi almost as long as pro- 



boscis 5 



Wing scales all broad on upper surface; male palpi less than half as long as 

 proboscis 6 



5. Abdomen with conspicuous lateral white spots; proboscis stout; no dorsocen- 



tral bristles (prescutellars present) solomonis (Edwards) 



Abdomen without conspicuous lateral white spots; proboscis very slender; 1 

 pair of anterior dorsocentral bristles present coheni, new species 



6. Males ; terminal antennal segments greatly elongated, genitalia prominent- 7 

 Females ; terminal antennal segments only slightly longer than preceding seg- 

 ments ; genitalia not apparent 9 



7. Palpus without terminal bristles mathesoni, new species 



Palpus with long, conspicuous terminal bristles (fig. 33, a, 6) 8 



8. Palpus with 4 to 8 long bristles on apex (fig. 33, b) ; prescutellars at least 2 



pairs of strong bristles stonei, new species 



Palpus with 20 or more long bristles on apex (fig. 33, a ) ; prescutellars at most 

 1 pair of weak bristles torokinae, new species 



9. Palpus with at least 3 terminal hairs, stout and not arising side by side; 



prescutellars at most 1 pair of weak bristles torokinae, new species 



Palpus with at most 2 long, slender hairs arising side by side on terminal 



segment ; prescutellars at least 2 pairs of strong bristles 10 



10. Only lower third of posterior pronotum light-scaled; palpus without terminal 



hairs ; breeding in taro leaf-axils only mathesoni, new species 



At least lower half of posterior pronotum light-scaled ; palpus either without 



terminal hairs, with 1 or, at most, 2 long, very slender hairs, arising side by 



side on apex ; breeding in coconut shells, bamboo, tree holes, etc., never 



in taro leaf-axils stonei, new species 



852602—50 2 



