Superfamily VESPOIDEA 1471 



coquilletti Rohwer. Ariz., Utah, Calif., Oreg. in U. Sonoran and Transition Zones. Ecology: 

 Builds mud nest of 2-5 cells on rocks. Parasite: Anthrax i. irroratus Say. Pollen: 

 Phacelia distans, P. califomica, P. iynbricata, P. ramosissima, P. cicutaria; Ceanothus 

 sp.; Eriodictyon sp.; Eschscholtzia sp. 

 Pseudomasaris coquilletti Rohwer, 1911. U. S. Natl. Mus., Proc. 40: 555. 6, 9. 



Biology: Richards, 1963. Calif. Univ., Pubs. Ent. 27: 295, pis. 1-3 (nest). 

 edwardsii (Cresson). Wash., Idaho and Wyo., south to Calif, and Ariz., mostly in Transition 

 Zone; Mexico (Baja California). Ecology: Builds mud nests of 1-10 cells attached to 

 rocks, usually in somewhat sheltered sites. Parasite: Chrysum densa (Cr.). Pollen: 

 Eriodictyon tomentosiim; Phacelia distans, P. crenulata, P. imbricata, P. hastata, P. 

 sp.; Ceanothus parviflorus, C. sp.; Tamarix gallica; Oenothera clavaefonnis var. 

 aurantiaca, 0. sp.; Mentha pulegium, Salvia columbariae; Cryptantha intertnedia, C. 

 muricata, Symphoricarpos sp.; Chaenactis glabriuscula; Eriodictyon trichocalyx var. 

 lanatum. Predator: Philanthus zebratus nitens (Bks.). 

 Masaris edwardsii Cresson, 1872. Amer. Ent. Soc, Trans. 4: 87. 6, 9. 



Taxonomy: Torchio, 1970. Los Angeles Co. Mus., Contrib. Sci. 202: 23-24, figs. 26-29 (larva, 

 pupa). 



Biology: Hicks, 1929. Canad. Ent. 61: 121-123 (nest). —Torchio, 1970. Los Angeles Co. Mus., 

 Contrib. Sci. 202: 2-20, figs. 1-23, 25 (nest, foraging, larval development). 

 macneilli Bohart. Calif., Utah Pollen: Hydrophyllum occidentale. 



Pseudomasaris macyieilli Bohart, 1963. hi Richards, Calif. Univ., Pubs. Ent. 27: 291. 6, 9. 

 macswaini Bohart. Southern Cahf. Pollen: Phacelia sp. 



Pseudomasaris macswaini Bohart, 1963. In Richards, Calif. Univ., Pubs. Ent. 27: 301. 6, 

 9. 

 maculifrons (Fox). Calif., Nev., Utah, Ariz., N. Mex.; Mexico (Sonora, Baja California). 



Ecology: Builds delicate tubular mud cells on under surface of stones. Pollen: Phacelia 

 ramosissima, P. crenulata, P. distaiis, P. congesta var. rupestris, P. pachyphylla, P. sp.; 

 Prunus sp.; Astragalus sp.; Sphaeralcea sp.; Eucnide urens; Cryptantha sp. 

 Masaris maculifrons Fox, 1894. Calif. Acad. Sci., Proc. (2) 4: 12. 9 . 

 Pseudomasaris albifrons Rohwer, 1912. U. S. Natl. Mus., Proc. 41: 451. 6. 

 Pseudomasaris zonalis neomexicanus Rohwer, 1912. U. S. Natl. Mus., Proc. 41: 452. 9. 

 Pseudomasaris (Holopticus) rohweri Bradley, 1922. Calif. Univ., Pubs. Ent. 1: 417. 6. 



Taxonomy: Richards, 1963. Calif. Univ., Pubs. Ent. 27: 297 (synonymy). 

 Biology: Parker, 1967. Pan-Pacific Ent. 43: 213-214, figs, b, c, e, f (nest, life history). 

 marginalis (Cresson). B. C. and Alta. south to Calif, and N. Mex. in Canadian, Transition and 

 U. Sonoran Zones. Pollen: Phacelia heterophylla, P. sericea, P. sp. 

 Masaris marginalis Cresson, 1864. Ent. Soc. Phila., Proc. 3: 677. 9 . 



micheneri Bohart. Calif. (Inyo Co.). 



Pseudomasaris micheneri Bohart, 1963. hi Richards, Univ. Calif., Pubs. Ent. 27: 298, figs. 

 1, 14,21. 6, 9. 

 occidentalis (Cresson). Tex., Kans., N. Mex. 



Masaris occidentalis Cresson, 1871. Amer. Ent. Soc, Trans. 3: 348. 9. 

 phaceliae Rohwer. Tex., N. Mex., Ariz. Ecology: Builds nests under or on side of stones. 



Pollen: Phacelia congesta var. rupestris, P. popei var. similis, P. neomexicana, P. sp. 

 Pseudomasaris phaceliae Rohwer, 1912. U. S. Natl. Mus., Proc. 41: 450. <J, 9. 



Taxonomy: Richards, 1966. Roy. Ent. Soc. London, Proc. 35: 49 (redescription male, female). 



Biology: Parker, 1967. Pan-Pacific Ent. 43: 214-215, fig. a (nest). -Torchio, 1970. Los 

 Angeles Co. Mus., Contrib. Sci. 202: 21 (nest). 

 texanus (Cresson). Tex. Pollen: Phacelia popei. 



Masaris texanus Cresson, 1871. Amer. Ent. Soc, Trans. 3: 348. 6,9. 



Taxonomy: Richards, 1966. Roy. Ent. Soc. London, Trans. 35: 48-49 (redescription male, 

 female; clarification of distribution). 



