46 PRINCIPAL CACTUS INSECTS OF UNITED STATES. 



Cycloneda munda Say. Bondo, Tex., April (J. D. Mitchell). 

 Chilocorua cacti Linnaeus. Durango, Mex., November (F. ('. Bishopp). 

 Hyperaspis trifvrcata Schaeffer. Hebbronville, Falfarrias, Floresville, Corpus 

 Christi, Victoria, San Diego, Tex., May to August i j. D. Mitchell) : Seguin, 



Alice. San Antonio. Kerrville, Tex. (F. C. Pratt): Durango, Mex. (F. 0. 



Bishopp). 

 Hyperaspis crventa Le ('onto. Mesilla Park. N. Mex.. June il). Griffiths); 



Brewster County. Tex. (B. A. Cushman); El Paso. Tex., August (F. C. 



Pratt). 

 Scymnus loewti Mulsant. Brownsville, Tex.. March iF. c. Pratt); Aguas- 



calientes, Mex., December (F. < '. Bishopp). 

 Scynmus hornii Gorham. Aguascalientes, Mex.. December (E. A. Schwarz and 



F. C. Bishopp). The nine preceding species (except Hippodamia con- 



vergen,8) are enemies of Dactylopius confusus. 

 Bothrideres cactophagi Schwarz. Enemy of Cactophagus validvs. 

 Trichodes bibalteatus Le Conte. Cotulla, Tex.. May (J. D. Mitchell): Dallas, 



Tex.. May | F. C. Pratt). 



Feeds upon Melitara and other insects. 

 Hydnocera pubescens Le Conte. Victoria, Tex.. May < IL A. Cushman). 

 Feeds upon various cactus species. 



LEPIDOPTERA. 



/.a I ilia coccidivora Comstock. Cotulla. Tex., October. 



Enemy of Dactylopius conftisus. 

 Zophodia dilatifasciella Ragonot. Sau Antonio. Tex., June (D. Griffiths); 

 Brown and Young Counties, Tex. (J. D. Mitchell). 



Feeding on Dactylopius confusus. 

 Saluria ardiferella Hulst. Mesilla Park, N. Mex., June. 



Feeds upon Dactylopius confusus. 



HYMENOPTERA . 



Mesostenus thoracicus Cresson. Corpus Christi. Tex.. March (F. C. Pratt). 



Probable parasite of Melitara spp. 

 Eiphosoma texana Cresson. 



Parasite of Mimorista flavidisHmalis Crete. 

 Eurytoma sp. D'Hanis, Tex., May (J. D. Mitchell). 

 Chelonus laticinctus Cresson. Trinidad, Colo.. August 



Parasite of Melitara dent at a Grote. 

 Apanteles (Pseudapanteles) sp. Corpus Christi, Tex.. April (W. D. Pier.,.,. 

 At Opuntia lindheimeri. 



Possible parasite of Melitara. 

 Apanteles sp. Victoria, Tex.. September (J. D. Mitchell). 



Possible parasite of Melitara. 



DIFFER A. 



Phorocera comstocki Williston. Victoria, Tex.. October (J. D. Mitchell); San 

 Antonio, Cotulla. Corpus Christi. Tex., October i 1\ C Pratt). 

 Parasite of Melitara. 

 Dro8ophila punctulata Loew. San Antonio, Tex.. April. May (D. Griffiths) ; 

 Victoria, Tex.. April, December (J. D. Mitchell) : Brownsville, Tex., March 

 (F. C. Pratt). 

 Feeds upon Dactylopius confusus. 



