Lyrosoma opacum Mannerheim

Yoo, In-Seong, Sikes, Derek & Ahn, Kee-Jeong, 2013, A redescripton of Lyrosoma pallidum (Eschscholtz) and distributional range extension of Lyrosoma Mannerheim (Coleoptera, Agyrtidae), ZooKeys 329, pp. 23-32 : 27-29

Lyrosoma opacum Mannerheim

Lyrosoma snowi Lewis, 1893 (synonymy by Schawaller 1998)

Lyrosoma tripartitum Lewis, 1893 (synonymy by Schawaller 1998)

New records.

See also http://arctos.database.museum/saved/Lyrosoma-opacum-new. USA: Alaska: 1 ex. Amatignak Isl., Ulva Cove, 3.9624m el. 51.26002°, -179.07718° ± 5m ryegrass pebble beach, pitfall, 6JUN-31JUL 2009 D.S. Sikes; 16 ex. Bogoslof Isl., 1-44m el. 53.9308°, -168.03633° ± 720m 16-17JUL 2008 D.M. Collet; 2 ex. Chirikof Isl, 55.82461°, -155.73598° ± 3km back beach, hand, 30MAY-3JUN 2012 J.J. Withrow; 1 ex. Kasatochi E coast, upper shore, 52.17165°, -175.49229° ± 2m under algae, 18JUN 2010 J. Slowik 1430-1515; 1 ex. Kasatochi, 1.524m el. 52.15905°, -175.4993° ± 5m under kelp wrack, 13JUN 2009 J. Williams; 5 ex. Kasatochi, 12m el. 52.17177°, -175.52917° ± 11m under rocks, scree, & grass, hand collected, 11JUN 2008 D.S. Sikes; 16 ex. Kasatochi, 3m el. 52.17912°, -175.49708° ± 5m above beach, 12JUN 2009 J. Williams; 20 ex. Kasatochi, 3m el. 52.1796°, -175.49722° ± 5m bird carcass, 12AUG 2009 D.S. Sikes; 8 ex. Kasatochi, 4.572m el. 52.17912°, -175.49708° ± 5m above beach, under crested auklet carcass, 12JUN 2009 J. Williams; 2 ex. Kasatochi, E side, 18m el. 52.17416°, -175.49448° ± 25m Peregrine falcon nest, carcasses of prey, 11AUG 2010 J. Williams; 2 ex. Kasatochi, E side, 4m el. 52.17371°, -175.49289° ± 5m bird carcass, cliff base, 11AUG 2010 D.S. Sikes; 1 ex. Kasatochi, NE coast, 4m el. 52.18058°, -175.49878° ± 8m fish carcass, back beach, 11AUG 2010 D.S. Sikes; 1 ex. Kiska Harbor, 3m el. 51.97823°, 177.53963° ± 7m beach cave, 3m deep, 6AUG 2010 D.S. Sikes; 2 ex. Kiska Is., Sirius Pt., 15m el. 52.13293°, 177.59668° ± 15m sand, Honkenya peploides , 5 pitfalls, 2-15JUL 2008 A. Bond; 5 ex. Rootok, 1m el. 54.05005°, -165.5112° ± 5m in cracks back beach rocks, 12JUL 2009 D.S. Sikes; 1 ex. Ulak Isl., 1-160m el. 52.04187°, -175.90281° ± 800m Elymus stand, 20JUL 2008 D.M. Collet.

Distribution.

Russia (Kurile Islands from Urup northwards, Kamchatka, Commander Islands), United States (Aleutian, Pribilofs, Kodiak, Afognak, and Chirikof islands), Figure 11.