o IO NATURAL HISTORY BULLETIN. 



Nyctobates subnitens Morn. Santa Rita Mts. 



Iphthimus subl/EVIS Bland. Pinal Mts. 



Ccelocnemis punctata Lee. Pinal Mts. 



Adelina lecontei Horn. Tucson, Yuma. 



Alsphus macilentus Casey. Tucson. 



Eupsophus castaneus Horn. Pinal Mts. 



Mecysmus angustus Lee. Pinal Mts. 



Blapstinus sordidus Lee. Riverside, Shad)' Run. 



B. dilatatus Lee. Riverside, Shady Run. 



B. brevicollis Lee. Riverside. 



B. intf.rmixtus Casey. Pinal Mts. 



Notibius puberulus Lee. Yuma. 



N. substriatus Casey. Tucson. 



N. puncticollis Lee. Tucson. 



N. granulatus Lee. Tucson, Gila Bend. 



Conibiosoma laciniata Casey. Tucson. 



Ammodonus fossor Lee. Tucson, about street lights. 



Tribolium ferrugineum Fabr. Riverside, Santa Rita Mts. 



Aphanotus brevicornis Lee. Tucson. 



Alphitobius piceus Oliv. Tucson. 



Ulosonia marginata Lee. Tucson. 



Cyn.eus depressus Horn. Yuma. 



Helops arizonensis Horn. Tucson, Santa Rita Mts. 



CISTELID^. 



Hymenorus confertus Lee. Pinal and Santa Rita Mts. 

 H. punctatissimus Lee. Tucson. 

 H. apacheanus Casey. Gila Bend. 



MONOMMID^E. 



Hyporhagus gilensis Horn. Pinal Mts., Shady Run, Tucson. Found 

 under stems of yucca, sometimes abundantly. 



MELANDRYIDyE. 



Carebara longula Lee. Pinal Mts., about sawed lumber. 

 Eustrophus sp., near tomentosus Say. Tucson. 

 Mycterus concolor Lee. Pinal Mts. 



CEDEMERID^. 

 Oxacis sp. Pinal Mts. 



MORDELLID^E. 



Mordella scutellaris Fabr. Santa Rita Mts. 

 Mordellistena tosta Lee. Yuma. 



ANTHICID^E. 



Notoxus bifasciatus Lee. Pinal Mts. 

 Mastoremus longicornis Casey. Pinal Mts. 



