Andrena (Ptilandrena) erigeniae Robertson 1891

Gibbs, Jason, Ascher, John S., Rightmyer, Molly G. & Isaacs, Rufus, 2017, The bees of Michigan (Hymenoptera: Apoidea: Anthophila), with notes on distribution, taxonomy, pollination, and natural history, Zootaxa 4352 (1), pp. 1-160 : 26

Andrena (Ptilandrena) erigeniae Robertson 1891

= Andrena (Leucandrena) bifurcata Mitchell, 1960: 211 (Michigan holotype; Fig. 6B ).

Holotype. ♂ USA: Michigan: Washtenaw Co.: Ann Arbor, 3 Apr. 1949, U.N. Lanham ( NMNH: 75171). Synonymy by LaBerge (1987).

County records: Alger, Allegan, Barry, Berrien, Calhoun, Clare, Gratiot, Ingham, Jackson, Kalamazoo, Kent, Lake, Lenawee, Livingston, Midland, Montcalm, Montmorency, Ottawa, Saginaw, St. Joseph, Van Buren, Washtenaw, Wayne.

Notes. A specialist of Claytonia , commonly seen in undisturbed woodlands. Nesting biology in Illinois described by Davis & LaBerge (1975).

Figures

FIGURE 6. Michigan holotype material at the National Museum of Natural History, Smithisonian Institution. A) Andrena (Gonandrena) monroensis Mitchell, face (= A. platyparia Robertson). B) Andrena (Leucandrena) bifurcata Mitchell, lateral habitus (= A. erigeniae Robertson). C) Andrena (Gonandrena) dreisbachi Mitchell, face (= A. robertsonii Dalla Torre). D) Andrena (? Leucandrena) chippewaensis Mitchell, dorsal habitus (= A. wheeleri Graenicher). Photographs provided with the permission of the National Museum of Natural History, Smithsonian Institution, 10 th and Constitution Ave. N. W., Washington, DC 20560 - 0193. (http: // www. nmnh. si. edu /).