Page 1471 • Top • -1 • +1 • Original • Database of Hymenoptera in America north of Mexico • Highertaxa
Pseudomasaris 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. ♂, ♀.
Biology: Richards, 1963. Calif. Univ., Pubs. Ent. 27: 295, pis. 1-3 (nest).
Pseudomasaris 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. ♂, ♀.
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).
Pseudomasaris macneilli Bohart
Calif., Utah Pollen: Hydrophyllum occidentale.
Pseudomasaris macyieilli Bohart, 1963. hi Richards, Calif. Univ., Pubs. Ent. 27: 291. ♂, ♀.
Pseudomasaris macswaini Bohart
Southern Cahf. Pollen: Phacelia sp.
Pseudomasaris macswaini Bohart, 1963. In Richards, Calif. Univ., Pubs. Ent. 27: 301. ♂.
9.
Pseudomasaris 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. ♀.
Pseudomasaris albifrons Rohwer, 1912. U. S. Natl. Mus., Proc. 41: 451. ♂.
Pseudomasaris zonalis neomexicanus Rohwer, 1912. U. S. Natl. Mus., Proc. 41: 452. ♀.
Pseudomasaris (Holopticus) rohweri Bradley, 1922. Calif. Univ., Pubs. Ent. 1: 417. ♂.
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).
Pseudomasaris 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. ♀.
Pseudomasaris micheneri Bohart
Calif. (Inyo Co.).
Pseudomasaris micheneri Bohart, 1963. hi Richards, Univ. Calif., Pubs. Ent. 27: 298, figs.
1, 14,21. ♂, ♀.
Pseudomasaris occidentalis (Cresson)
Tex., Kans., N. Mex.
Masaris occidentalis Cresson, 1871. Amer. Ent. Soc, Trans. 3: 348. ♀.
Pseudomasaris 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.
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).
Pseudomasaris texanus (Cresson)
Tex. Pollen: Phacelia popei.
Masaris texanus Cresson, 1871. Amer. Ent. Soc, Trans. 3: 348. ♂, ♀.
Taxonomy: Richards, 1966. Roy. Ent. Soc. London, Trans. 35: 48-49 (redescription male,
female; clarification of distribution).
Page 1472 • Top • -1 • +1 • Original • Database of Hymenoptera in America north of Mexico • Highertaxa
Pseudomasaris vespoides (Cresson)
Wash, to S. Dak. south to Calif, and N. Mex. in Transition and U. Sonoran
Zones; Mexico (Baja California). Ecology: Builds nest of hard mud with 1-13 cells placed
vertically with tops in a straight line, or occasionally of sandy material on twigs. Pollen:
Penstemon secundiflorus, P.heterophyllus P. alpimis, P. unilateralis, P. azurea, P.
glaber, P. comarrhenus, P. payetensis, p. cyaneus, P. venustus, P. spectabiUs, P. laetiis,
P. lyalli, P. attenuahis, P. gracilis, P. sp.; Salvia carduacea; Ranunculus sp.;
Platystemon califoniicum; Clarkia sp.; Nama parryi; Phacelia sp.; Aster sp., thistle.
Masaris vespoides Cresson, 1863. Ent. Soc. Phila., Proc. 2: 287. ♂, ♀.
Pseudomasaris vespoides robertsoni Cockerell, 1913. Ent. Soc. Wash., Proc. 15: 107. ♀.
Biology: Cockerell, 1913. Ent. Soc. Wash., Proc. 15: 107 (nest on stem). —Davidson, 1913.
South. Calif. Acad. Sci., Bui. 12: 17-18 (nests on rocks and stems). —Hicks, 1927. Canad.
Ent. 59: 75-79 (nests on rock). —Hicks, 1929. Canad. Ent. 61: 123-125 (behavior on flowers,
nests on rocks and plant stems). —Cooper, 1952. Amer. Midland Nat. 48: 103-110
(vespoides probably oligolectic on Penstemon spp.). — Torchio, 1970. Los Angeles Co. Mus.,
Contrib. Sci. 202: 21, fig. 24 (nest on peach twig). —Torchio, 1974. Pan-Pacific Ent. 50:
226-234, 1 fig. (pollination mechanism in Pensternon).
Pseudomasaris wheeleri Bequaert
Calif, in Transition and U. Sonoran Zones; Mexico (Baja California). Pollen:
Eriodictyon tomentosum, E. crassifolium, E. califortiicum, E. trichocalyx var. lanatum,
E. sp.; Penstemon spectabiUs, P. sp.; Yucca sp.; Hyptis emoryi; Larrea glutinosa;
Peucepliyliuyn schotti.
Pseudoynasaris wheeleri Bequaert, 1929. Psyche 36: 61. ♂, ♀.
Pseudomasaris zonalis (Cresson)
B. C, Wash, to Mont, and Nebr., south to Calif, and Colo, in Transition,
Canadian and Hudsonian Zones. Ecology: Nest of 4 cells beneath rock overhang, the
entrance upward, the cells of sandy matrix covered with hard mud. Parasite: Chrysnra
densa (Cr.). Pollen: Phacelia heterophylla, P.frigida, P. hastata, P. kumilis, P.
neynoralis, P. sp.; Besseya plantaginea; Raiiunciilus sp.; Ceayiothus parviflorus;
Penstemon sp.; Arnica sp., Encelia farinosa, Grindelia sp.
Masaris zonalis Cresson, 1864. Ent. Soc. Phila., Proc. 3: 674. ♂, ♀.
Pseudomasaris zonalis albopictus Bohart, 1950. Biol. Soc. Wash., Proc. 63: 78. ♂, ♀.
Taxonomy: Richards, 1963. Calif. Univ., Pubs. Ent. 27: 292 (synonymy).
Biology: Parker, 1967. Pan-Pacific Ent. 43: 215-216, fig. c (nest).
Page 1472 • Top • -1 • +1 • Original • Database of Hymenoptera in America north of Mexico • Highertaxa
