Weevils - Entomological Society of Canada

Map 1?. Collection localities of Apion qnnitinctum (O) and.d disryrotum (O).
Distribution. Alaska to Quebec, south to southern Manitoba.
Alaska: Unalakleet. British Columbia: Sikanni Chief. Manitoba:
Aweme. Quebec: Payne Bay. Yukon Territory: Burwash Landing,
Herschel Island, Reindeer Depot, Ross River, and Tagish.
Comments. This species belongs to the subgenus Eutrichapion.
Adults are distinguished from the other three Canadian representatives
of the subgenus (see key) by the simple tarsal claws, by the bluish elytra,
and by the strongly expanded apex of the male rostrum. Adults were
collected from July through October onA stragalus species. Nothing else
is known of the biologS' or life history of the species.
Ap i o n d eco I o ratu m Smith
Figs. 83, 84
Apion decoloratum Smith, 1884:52 (neotype, Washington, D.C.;
USNM); Kissinger 1968:178; O'Brien and Wibmer 1982:22.
Description. Length 1.5-2.0 mm. Body robust, black; femora,
tibiae, tarsi, and antennae (in part) varying from light to dark reddish
brown. Pubescence consisting of distinct, white, moderately fine, sparse
scales. Frons 1.0-1.3 times wider than dorsal tip of rostrum. Rostrum of
both sexes moderately curved, l.l-I.4 times longer than pronotum;
sides, in dorsal view, converging slightly from antennal insertion to apex,
weakly expanded at antennal insertions; surface punctured, alutaceous,
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