2024 Hymenoptera in America North of Mexico 



D. schottii, Heliotropium curassavicum, Larrea tridentata, Melilotus, Nama hispidum, 

 Olneya tesota, Pluchea sericea, Prosopis glandidosa var. torreijanum. 

 Ashmeadiella rhodognatha Cockerell, 1924. Calif. Acad. Sci., Proc. (4) 12: 557. 9. 



Taxonomy: Michener, 1942. Ent. News 53: 51. — Michener, 1943. Pan-Pacific Ent. 19: 96. 

 Genus ASHMEADIELLA Subgenus ASHMEADIELLA Cockerell 



Ashmeadiella Cockerell, 1897. Ent. News 8: 197. 



Type-species: Henades opuntiae Cockerell. Orig. desig. 

 Titusella Cockerell, 1906. Amer. Mus. Nat. Hist., Bui. 22: 445. 



Type-species: Titusella pronitens Cockerell. Monotypic. 



Taxonomy: Michener and Sokal, 1957. Evolution 11: 159 (synonymy). 

 altadenae Michener. South, and cent. Calif. Pollen: Unknown, but visits flowers of 

 Adenostoma fasciculatum, Lotus scoparius. 

 Ashmeadiella altadenae Michener, 1936. Pan-PacLfic Ent. 12: 63. 6. 



Taxonomy: Michener, 1954. Kans. Ent. See, Jour. 27: 75. 9 . 



aridula aridula Cockerell. Wash., Oreg., Calif., Nev., Utah, Idaho, Wyo., Colo. Parasite: 



Anthrax irroratus Say, Chrysura sonorensis (Cam.), Episteyiia sp., Leucospis affinis 

 Say, Sapyga pumila Cress. Pollen: Presumably polylectic, visits a wide variety of 

 flowers including Chaetopappa aurea, Cleomella obtusifolia, Cryptantha intermedia, C. 

 Micrantha, Eriogonum gracile, Eriodictyon, Gutierrezia lucida, G. sarothrae, 

 Heliotropium curassavicmn var. oculatunt, Lotus americanus, L. argyrophyllus, L. 

 canade7isis, L. davidsonii, L. glaber, L. hamatus, L. nevadensis, Na7)ia parryi, Phacelia 

 imbricata, P. ramosissima, Prosopis, Sidalcea malvaeflora, Solidago califomica, 

 Sphaeralcea ambigua, Viguiera iievadensis. 

 Ashmeadiella aridula Cockerell 1910. Entomoligist 43: 91. 6. 



aridula astragali Michener. Wash., Wyo., Oreg., Calif., Nev. Pollen: Presumably polylectic, 

 visits a wide variety of flowers including Astragalus bolanderi, Calycadenia 

 multiglandulosa, Centromadia pungens, Cressa cretica, Dalea polyadenia. Euphorbia, 

 Grindelia camporum, Heliotropium curassavicum var. obovatum, H. c. var. oculatum, 

 Hemizonia pungens, Lotus a^nerica^ius, L. glaber, Marrubium vulgare, Melilotus alba, 

 Phacelia distans, Solidago califomica, Trichostema laxuin, Trifolium. 

 Ashmeadiella (Ashmeadiella) cactorum astragali Michener, 1939. Amer. Midland Nat. 22: 

 44. 9, 6. 

 Taxonomy: Michener, 1954. Kans. Ent. Soc, Jour. 27: 74 (geogr. records and variation). 



Morphology: Snelling, 1962. Pan-Pacific Ent. 38: 229-230, fig. 1 (intersex). 

 bigeloviae (Cockerell). Tex., to south. Calif., Nev.; north. Mexico. Ecology: Nests readily in 

 trap nests. Parasite: Anthrax irroratus Say, Chrysura sonorejisis (Cam.), Leucospis 

 affinis Say, Monodontomerus anthidii (Ashm.), Nemognatha nigripennis LeC, 

 Pyemotes ventricosus (Newport). Pollen: Polylectic, visits a wide variety of flowers 

 including Acacia greggii, Asclepias galioides, Baileya pleniradiata, Bebbia juncea, 

 Cercidiuvi floridum, C. torreyanum, Cleomella obtusifolia, Coldenia palmeri, 

 Cryptantha barbigera, C. intermedia, Dalea fremontii, D. mollis, D. spinosa, 

 Echinocereus engelmannii, Eriastrum virgatum, Eriogonum deflexans, E. deserticola, 

 E.fasciculatu7u, E.f var. polifolium, E. inflatum, E. trichopes, Eucnide urens, Geraea 

 canescens, Gutierrezia califomica, G. lucida, G. sarothrae, Haplopappus acradenius, H. 

 palmeri, Helenium laciniatum, Heliotropium curassavicum, Hymenopappus flavescens, 

 Isomeris arborea, Larrea tridentata, Lepidium alyssoides, Lotus davidsonii, Medicago 

 sativa, Melilotus alba, Monardella exilis. Pedis papposa, Petalonyx thurberi, Phacelia 

 crenulata, Pyrrhopappus multicaulis, Prosopis, Rhus trilobata. Salvia pilosa, Senecio 

 douglasii, Sesuvium sessile, Sphaeralcea ambigua, S. orcutti, Stephanomeria pauciflora, 

 Tamarix gallica, Thelypodium cooperi, Tidestromia oblongiflora, Verbesina auriculata, 

 WisUzenia refracta. Predator: Trichodes omatus Say. 

 Heriades bigeloviae Cockerell, 1897. Ann. and Mag. Nat. Hist. (6) 20: 136. 6, 9. 



Biology: Krombein, 1967. Trap-nesting wasps and bees, pp. 282-284 (nest architecture, 

 supersedure, parasite). 



