46 U.S. NATIONAL MUSEUM BULLETIN 2 79 



Description of Third Stage Larva 

 Figure 21 



Cranium dark brown to black, with about 13 to 18 setae near eacli 

 antenna. Each anterior angle of frons with about 7 to 10 setae. Epl- 

 pharynx with about 17 to 21 stout setae near anterior border on each 

 side of corypha. Paria with about 10 to 25 anterior setae and about 6 

 to 13 stouter posterior setae on each side. Glossa with 4 sensory spots 

 and about 12 to 16 setae dorsally; with 2 sensory spots and 2 long 

 setae ventrally. Maxilla with stipes bearing 1 to 3 setae on exterior 

 surface. Maxillary stridulatory area with longitudinal row of about 

 20 to 30 stridulatory teeth. 



Prothorax with about 35 to 50 setae on lateral lobe. Infraepisternal 

 area with about 2 to 5 setae; infraepimeral area with about 8 to 13 

 setae. 



Mesothorax with about 30 to 45 setae on lateral lobe. Infraepisternal 

 area usually without setae; infraepimeral area with about 18 to 24 

 setae. 



Metathorax with transverse row of about 7 to 14 spinules and 3 

 to 7 setae on smaller dorsal lobe (DL2). Anterior lateral lobe (LLl) 

 with about 8 to 14 setae. Posterior lateral lobe (LL2) with about 

 30 to 36 setae. Infraepisternal area with to about 6 setae; infra- 

 epimeral area with about 18 to 20 setae. 



Legs with each tibiotarsus with terminal whorl of 6 setae plus 

 about 8 to 1 2 setae proximad of whorl. 



Abdomen with transverse row of about 5 to 1 spinules and about 

 20 to 30 setae on DLl of segment 7. 



Omorgus inflatus (Loomis) 



Trox inflatus Loomis, 1922, Journ. Washington Acad. Sci., vol. 12, p. 135, 

 fig. 1. 



Description based on the following material. Five larvae reared from 

 1 female collected at a dried coyote carcass about 2.0 miles east of 

 Rodeo, Hildago Co., N. Mex., August 7, 1963, by Noel McFarland 

 and Chris Schuberth. Three larvae reared from 1 female collected 

 under a coyote carcass about 3.0 miles east of La Luz, Otero Co., 

 N. Mex., July 22, 1964, by David R. Smith and Charles W. Baker. 

 LI: head capsule width 2.20 mm.; 1 specimen. 

 LIII: head capsule width 3.96 to 4.48 mm.; 7 specimens. 



