Dineutus discolor Aube , 1838

Webster, Reginald P. & DeMerchant, Ian, 2012, New Coleoptera records from New Brunswick, Canada: Gyrinidae, Carabidae, and Dytiscidae, ZooKeys 179, pp. 1-10 : 4

Dineutus discolor Aube, 1838 Map 2

Material examined.

New Brunswick, Carleton Co., Jackson Falls, 46.2257°N, 67.7437°W, 12.IX.2009, R. P. Webster (river margin) (1, RWC). Sunbury Co., Juvenile Settlement at S. Branch of Oromocto River, 45.5341°N, 66.6096°W, 27.VI.2006, M.-A. Giguère & R. Webster (4, RWC). York Co., Fredericton, Rt. 105 at Nashwaaksis River, 45.9850°N, 66.6900°W, R. P. Webster, 28.VI.2005, 6.V.2006, river margin in embayment with sand gravel bottom, sun-exposed (5, RWC).

Collection and habitat data.

In Quebec, Dineutus discolor was usually found in clear, running water (Morrisette 1979). New Brunswick specimens were collected along river margins in embayments. Adults were collected during May, June, and September in New Brunswick.

Distribution in Canada and Alaska.

ON, QC, NB, NS ( Roughley 1991).