Cryphalus ruficollis Hopkins, 1915

Cryphalus ruficollis Hopkins, 1915: 39–40 .

Cryphalus approximatus Hopkins, 1915: 41; synonymized by Wood, 1954 a: 1005.

Cryphalus balsameus Hopkins, 1915: 41; synonymized by Wood, 1954 a: 1010.

Cryphalus fraseri Hopkins, 1915: 40–41; synonymized by Wood, 1989: 171.

Cryphalus amabilis Chamberlin, 1917: 321; synonymized by Wood, 1954 a: 1005.

Cryphalus grandis Chamberlin, 1917: 323; synonymized by Wood, 1954 a: 1005.

Cryphalus canadensis Chamberlin, 1918: 88; synonymized by Wood, 1954 a: 1010.

Cryphalus mainensis Blackman, 1922: 126; synonymized by Wood, 1954 a: 1010.

Cryphalus ruficollis coloradensis Wood, 1954: 1008; synonymized by Wood, 1977: 512.

Distribution. Alaska, Canada (Alberta, British Columbia, Manitoba, New Brunswick, Newfoundland, Nova Scotia, Prince Edward Island, Quebec), Mexico (Nuevo Leon), USA (Arizona, California, Colorado, Idaho, Maine, Montana, New Mexico, New York, Ontario, Oregon, Utah, Washington, Wyoming).