Drosophila ( Sophophora ) algonquin Sturtevant and Dobzhansky, 1936

Drosophila ( Sophophora) algonquin Sturtevant and Dobzhansky View in CoL

Figures 9B View FIG , 14C View FIG

Drosophila ( Sophophora) algonquin Sturtevant and Dobzhansky, 1936: 575 View in CoL .

DIAGNOSIS: Color of thorax varying from light brown to dark black-brown ( Werner and Jaenike, 2017: 79). Like affinis , ♂ ta 1 shorter (0.82×) than ta 2; males easily distinguished from affinis and athabasca by the larger sex comb on ta 1, with generally 7–9 long teeth (ranging 5–10; Sulerud and Miller, 1966); ta 2 with 1 tooth; base of inner ventral epandrial lobe with furrows, no microtrichia.

TYPE: Lectotype, ♂, selected by myself from a series of 8 ♀, 14 ♂, all labeled as “Woods Hole Mass. [printed]/Stock 25 [written]/ A.H. Sturtevant Collection 1970 [printed].” Lectotype labeled by D.G. 12 June 2023. In the USNM. Steyskal did not add a penciled note to any specimen as the type .

SPECIMENS EXAMINED: Besides the type series (above), the following: MASSACHUSETTS: 5 mi. W Ipswich Mass / July 1948 , MR Wheeler (5). NEBRASKA: 1 mi. W Haigler , VIII/24/50, 2070.11 [culture no.], M.R. Wheeler (2) . NEW YORK: Chenango Valley St. Pk. [State Park], N.Y., IV/15-V/6 1982 , D.A. Grimaldi / 1 ♂, ASG 32 ( AMNH); Trumansburg , NY VI/16- 22/1983, D. Grimaldi, coll. (4) . VERMONT: Mad Brook Farm, E. Charleston , Orlean Co., VT VII/15-25/82, D. Grimaldi (3) .

DISTRIBUTION: Eastern North America , except for some southeastern U.S. states ( Alabama, Georgia, Florida, South Carolina) .