Alloblackburneus cavidomus Dellacasa & Dellacasa & Gordon 2011, new combination
Creators: name: Dellacasa, Marco
name: Dellacasa, Giovanni
name: Gordon, Robert D.
Publisher: name: Zenodo
Year: 2011
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Coleoptera
Aphodiidae
Alloblackburneus
Alloblackburneus cavidomus

description: Alloblackburneus cavidomus (Brown, 1927) new combination   
(Fig. 11-15)  
 Aphodius cavidomus Brown, 1927: 167.   
 Aphodius (Blackburneus) cavidomus; Dellacasa 1988: 333.   
 Blackburneus cavidomus; Gordonand Skelley 2007: 355.   
 Typelocality. Otoe Pasture, Noble Co., Oklahoma [U.S.A.].   
 Type repository. Canadian National Collection, Ottawa (type not examined).   
 Redescription. Length 3.0- 4.5 mm; oblong, convex, shiny, glabrous. Reddish yellow to pale brownish red; elytral suture and sometimes head and pronotum slightly darker; legs brownish red; antennal club testaceous. Head with epistome moderatelyconvex on disc, finely subregularly punctured throughout; punctation somewhat sparser on disc; clypeus sinuate at middle, obtusely round at sides, distinctly bordered, edge somewhat upturned, glabrous; genae round, almost imperceptibly bristled, not protruding from the eyes; frontal suture faintly impressed; front somewhat more finely sparsely punctured than epistome. Pronotum moderately transverse, very convex, dually punctured; large punctures, five to six times larger than small, dense and coarse on sides, lacking on disc; small sparse punctures regularly scattered throughout, very fine, often indistinct, on disc; lateral margins feebly arcuate, thinly bordered, edge glabrous; hind angles obtusely round; base faintly bisinuate, thinly bordered. Scutellum flat, with few very fine punctures. Elytra almost subparallel-sided, with epipleural carina subdentiform at shoul- der, finely striate; striae rather closely punctured, feebly crenulate; intervals nearly flat, finely punctured, subapically microreticulate, alutaceous;. Hind tibiae superior apical spur regularly acuminate, shorter than first tarsal segment; latter as long as following three segments combined. Male: head and pronotum somewhat more superficially and less densely punctured; latter not narrowed frontwardly; aedeagus Fig. 14-15. Female: head and pronotum somewhat more coarsely and more densely punctured.   
 Material examined. USA, Oklahoma: Comanche Co., Wichita Mts. Refuge, 5-7.VI.1979, leg. S. & J. Peck (shortgrass prairie, prairie dog burrows) (1 ex., DCGI); Texas: Lubbock Co., 3 mi. W New Deal, 12.V.1977, leg. D. E. Foster & D. D. Ralstom (ex burrow of Cynomys ludovicianus) (1 ex., DCGI).   
 Distribution. U.S.A. (Oklahoma, Utah, Texas).   
 Bionomics. Spring, Summer and early Autumn species known to occur in burrows of the black tailed prairie dog (Cynomys ludovicianus (Ord)) from May to September.
description: Published as part of Dellacasa, Marco, Dellacasa, Giovanni & Gordon, Robert D., 2011, Systematic revision of the American taxa belonging to the genera Alloblackburneus Bordat, 2009, and Blackburneus Schmidt, 1913, with description of seven new species (Coleoptera: Scarabaeidae: Aphodiinae), pp. 1-52 in Insecta Mundi 2011 (204) on pages 6-7, DOI: 10.5281/zenodo.10090539