Superfamily APOIDEA 1849 



Taxonomy: Cockerell, 1899. Ent. News 10: 3. 6. — Timberlake, 1955. Bol. Lab. Zool. Gen. 

 Agr. 33: 400 (tax. status). —Mitchell, 1960. N. C. Agr. Expt. Sta. Tech. Bui. 141: 287 (tax. 

 characters and status). —Timberlake, 1976. Amer. Ent. Soc, Trans. 102: 156-157 (tax. 

 characters and status). 



cognata Timberlake. Ariz. (Cochise County). 



Proiandrena cognata Timberlake, 1976. Amer. Ent. Soc, Trans. 102: 157. 9. 

 duplonotata (Timberlake). Ariz. (Pinal Co.).; Mexico (Sonora). Pollen: Unknown, but visits 

 flowers of Hymenothrix. 



Psaenythia duplonotata Timberlake, 1955. Bol. Lab. Zool. Gen. Agr. 33: 407. 9. 



Taxonomy: Timberlake, 1976. Amer. Ent. Soc, Trans. 102: 159 (geogr. and floral record). 

 euphorbiae (Timberlake). Ariz. (Hope and Picacho Pass); Mexico (Sonora). Pollen: Unknown, 

 but visits flowers of Euphorbia, including E. capitellata. 

 Psaenythia euphorbiae Timberlake, 1955. Bol. Lab. Zool. Gen. Agr. 33: 406. 9. 



Taxonomy: Timberlake, 1976. Amer. Ent. Soc, Trans. 102: 161-162, figs. 16, 17, 18. 6. 

 heteromorpha (Cockerell). N. Mex., Ariz. Pollen: Unknown, but visits flowers of Aplopappus 

 gracilis, Gutierrezia microcephala, Heterotheca subaxillaris, Verbesi7ia encelioides. 

 Andrena heteromorpha Cockerell, 1896. Canad. Ent. 28: 180. 9, cJ. 



Taxonomy: Timberlake, 1976. Amer. Ent. Soc, Trans. 102: 168-171, figs. 25, 26, 27 

 (redescription). 

 hurdi Timberlake. N. Mex. (Rodeo and 25 miles east of Steins), Ariz. (Chiricahua and 



Huachuca Mts.). Pollen: Unknown, but visits flowers o{ Asclepias subverticillata. 

 Protandrena hurdi Timberlake, 1976. Amer. Ent. Soc, Trans. 102: 171, figs. 28, 29, 30. 6. 

 kansensis Timberlake. Kans. (Douglas and Greenwood Counties). Pollen: Unknown, but visits 

 flowers of Am phiachyris dracunculoides. 

 Protandrena kansensis Timberlake, 1976. Amer. Ent. Soc, Trans. 102: 175, figs. 34, 35, 36. 

 9, (J. 

 leucopus Timberlake. Ariz. (Cochise and Pima Counties). 



Protandrena leucopus Timberlake, 1976. Amer. Ent. Soc, Trans. 102: 178, figs. 40, 41, 42. 

 6. 

 mauruia (Cockerell). Tex. 



Andrena mauruia Cockerell, 1896. Canad. Ent. 28: 179. 9. 

 mexicanorum (Cockerell). N. Dak., Nebr. Colo, and Tex., west to Ariz.; Mexico (Chihuahua, 

 Coahuila, Durango and Sonora). Pollen: Unknown, but visits flowers of Asclepias, 

 Kallstroemia grandiflora, Solanum. Protandrena durangoensis Timberlake is possibly 

 a subspecies of this. 

 Andrena mexicanorum Cockerell, 1896. Ann. and Mag. Nat. Hist. (6) 18: 85. 9 

 Andrena asclepiadis Cockerell, 1896. Ann. and Mag. Nat. Hist. (6) 18: 86. S. 



Taxonomy: Timberlake, 1955. Bol. Lab. Zool. Gen. Agr. 33: 400 (synonymy, tax. status, flower 

 records). —Timberlake, 1976. Amer. Ent. Soc, Trans. 102: 188-189, figs. 55, 56, 57 (tax. 

 characters and status). 

 pectidis (Timberlake). Ariz., N. Mex.; Mexico (Sonora). Pollen: Unknown, but visits flowers of 

 Pedis papposa, Viguiera annua. 

 Psaenythia pectidis Timberlake, 1955. Bol. Lab. Zool. Gen. Agr. 33: 405. 9. 



Taxonomy: Timberlake, 1976. Amer. Ent. Soc, Trans. 102: 191-192, figs. 58, 59, 60. 6. 

 sorocula Timberlake. N. Mex. (7 miles southeast of Rodeo). 



Protandrena sorocula Timberlake, 1976. Amer. Ent. Soc, Trans. 102: 205. 9. 

 sphaeralceae Timberlake. Ariz. (Cochise County). Pollen: Unknown, but visits flowers of 

 Sphaeralcea. 

 Protandrena sphaeralceae Timberlake, 1976. Amer. Ent. Soc, Trans. 102: 207. 9. 



swenki Crawford. Nebr. 



Protandrena swenki Crawford, 1913. U. S. Natl. Mus., Proc 45: 241. 9. 



Taxonomy: Timberlake, 1976. Amer. Ent. Soc, Trans. 102: 191-192, figs. 58, 59, 60. 6. 



