MELLIPEDS OF NORTH AMERICA 111 



Genus COLACTIS Loomis 



Colactis Loomis, 1937, Proc. U. S. Nat. Mus., vol. 84, p. 120. 

 Generotype : Colactis saxetana Loomis, by original designation. 

 Range : Arizona and Utah, south into the Mexican Plateau. 

 Species: Six, of which five occur in our limits. 



Colactis baboquivari Loomis 



Colactis baboquivari Loomis, 1937, Proc. U. S. Nat. Mus., vol. 84, p. 123, 



figs. 16c, d, pi. 3, fig. 4. 

 Type: U. S. Nat. Mus. (No. 1244). 



Type Locality: Baboquivari Canyon, Pima County, Arizona. 

 Range : Known only from type locality. 



Colactis quadrata Loomis 



Colactic quadrata Loomis, 1937, Proc. U. S. Nat. Mus., vol. 84, p. 128, 



figs. 16e, f, pi. 3, fig. 5. 

 Type: U. S. Nat. Mus. (No. 1247) . 



Type Locality: Cave Creek Canyon, Chiricahua Mountains, Cochise 

 County, Arizona. 



Range : Known only from type locality. 



Colactis saxetana Loomis 



Colactis saxetana Loomis, 1937, Proc. U. S. Nat. Mus., vol. 84, p. 122, 

 figs. 16a, b, pi. 3, fig. 2. 



Type: U. S. Nat. Mus. (No. 1243) . 



Type Locality: Piacacho Mountain, between Tucson and Casa Grande, 

 Pinal County, Arizona. 



Range: Also recorded with a doubt (female material) from near Sacaton, 

 Arizona. 



Colactis sideralis Loomis 



Colactis sideralis Loomis, 1937, Proc. U. S. Nat. Mus., vol. 84, p. 125, 



figs. 16j, k, pi. 4, figs. 1, 2. 

 Type: U. S. Nat. Mus. (No. 1245). 



Type Locality: Estrella Mountains, Maricopa County, Arizona. 

 Range: Reported from Maricopa, Pinal, and Yuma Counties, Arizona. 



Colactis utoriim ( Chamberliii ) 



Spirostrephon utorum Chamberlin, 1925, Pan-Pacific Ent., vol. 2, No. 2, 



p.6L 

 Colactis utorum Loomis, 1937, Proc. U. S. Nat. Mus., vol. 84, p. 130. 

 Type: Collection of R. V. Chamberhn. 

 Type Locality: Green River, Emery County, Utah. 

 Range : Known only from type locality. 



