Explanation of Names
Author of genus is Walker 1854. From rachis, a shaft, or axial structure (scientific Latin, originally from Greek), plus cerus, cera, Latin wax? (Based on Internet searches.)
Numbers
Nearctica.com lists 5 species in genus.
Identification
Slender, dark, hairless--see family description. Antennae of this genus appear multi-segmented, as compared to other genera in family, which have 3rd segment elongated
(1).
Season
Noted in June in Piedmont region of North Carolina--guide photos and Brimley
(2).
Print References
Borror and White (1st ed.), p. 272
(1)
Brimley, p. 329, notes
Rachicerus fulvicollis from Raleigh, North Carolina in June
(2).
Internet References
North Carolina State University Entomology Collection lists
Rachicerus fulvicollis Walker for that state, with just one specimen in the collection.
Contributed by
Cotinis on 23 June, 2006 - 9:54am
Last updated 26 June, 2006 - 10:12am