268 



FAMILY VI. ACRIUIDJE. THE LOCUSTS. 



<-<mlcn Serv. (1839, 724) and Hipitixcux tc.cdiuis Scndd. (1892, 286) 

 are now regarded as synonyms of H. phwnicopterus. 



115. HIPPISCUS HALDEMANII (Scudder), 1872, 251. Haldeman's Locust. 



Form and size of pJicenicopterus the males much the smaller. Gen- 

 eral color grayish-brown, varied with numerous dark spots Face ash-gray, 

 the cheeks and a spot back of eye paler; vertex, occiput and disk of pro- 

 notum darker; lateral lobe of prozona with a black bar at. middle. Teg- 

 mina with a narrow yellowish line along each humeral angle, dorsal area 

 brownish, unbroken; sides with dark spots as shown in Fig. 99. Wings with 

 basal half lemon-yellow or orange-red, rarely pinkish; the remaining por- 

 tion as in phccnicopterus. Hind femora with inner face bright yellow; 43 

 the outer one brownish-yellow with traces of three very oblique cross bars. 

 Hind tibiae light yellow, tinged with orange in the male. Vertex broad, its 



disk circular or sub- 

 quadrate narrowed 

 in front, often con- 

 taining several mi- 

 nute tubercles, sides 

 low, distinctly curv- 

 ed, median carina 

 reaching the center, 

 females often with a 



transverse carina be- 

 hind the middle; fo- 

 veolse small but dis- 

 t i n c t, triangular. 

 Face nearly verti- 

 cal. Antennae slen- 

 der, about the length 

 of head and prono- 

 tum together. Pro- 

 notum short. the 

 prozona subcylinclri- 

 cal, constricted; me- 

 tazona as in key, its 

 hind margin right 

 angled, male, obtuse- 

 angled, female; me- 

 dian carina low in 

 female, indistinct on 

 prozona, cut slightly 



in front of middle 

 Fig. 99. Female. (After Lugger.) ]jy thg principal sul . 



cus; lateral carina? distinct on hind part of prozona and front half of me- 

 tazona. Tegmina surpassing the abdomen about one-fourth their length. 

 Hind femora relatively slender, much narrower proportionally than in any 

 other of our species of Hippiscus, reaching tip of abdomen, female, slightly 



43 Thomas (1873, 131) says: "Inside of posterior femora and posterior tibiae a bright 

 coral red," but this does not hold good of Indiana and Nebraska specimens at hand. 



