Geomyphilus geronimo Gordon and Skelley 2007

Autor: Dellacasa, Marco, Dellacasa, Giovanni, Skelley, Paul E., Gordon, Robert D.
Rok vydání: 2017
Předmět:
DOI: 10.5281/zenodo.5185451
Popis: Geomyphilus geronimo Gordon and Skelley, 2007 (Fig. 16–20) Geomyphilus geronimo Gordon and Skelley, 2007: 405. Type locality. 8 mi. SE of Portal State line Rd. at Portal Rd., 4400 ft., Cochise Co., Arizona [U.S.A.]. Type repository. Florida State Collection of Arthropods. Gainesville, Florida, U.S.A. (holotype examined). Redescription. Length 4.5–5.0 mm; oval elongate, convex, weakly shiny, almost glabrous. Yellowish brown; head, pronotum and elytral suture reddish brown; legs yellowish; antennal club testaceous. Head with epistome weakly gibbous on disc, moderately depressed medially toward clypeal margin, densely coarsely evenly punctured on disc, punctation confusedly rugose distally; clypeus rather deeply sinuate at middle, round at sides, finely bordered, edge upturned, extremely shortly sparsely bristled; genae obtusely round, sparsely elongately ciliate, protruding from the eyes; frontal suture finely impressed, somewhat gibbous laterally and medially; front coarsely densely almost evenly punctured. Pronotum transverse, convex, slightly alutaceous, somewhat depressed laterally near posterior angles, irregularly densely punctured; punctures larger on sides, contiguous in posterior depression, becoming smaller and more superficial on disc; lateral margins feebly arcuate, rather thickly bordered, edge shortly sparsely ciliate; hind angles obtusely round; basal margin evenly arcuate, distinctly bordered. Scutellum coarsely irregularly punctured on basal half. Elytra almost parallel-sided, strongly convex, slightly alutaceous thus moderately shiny; striae fine, distinctly punctured, feebly crenulate; interstriae weakly convex, densely finely irregularly punctured, sparsely extremely shortly haired on preapical declivity. Hind tibiae upper spur shorter than first tarsal segment; latter shorter than following three segments combined. Male: fore tibiae spur thickened, sinuately elongate, abruptly downward bent; inferior spur of middle tibiae short, strong, apically truncate and with a small inner tooth; aedeagus Fig. 19–20. Female: fore tibiae spur not thickened and almost straight; inferior spur of middle tibiae regularly elongate, slender and apically acuminate. Material examined. U.S.A.: Arizona: 8 mi. SE of Portal State Line Road at Portal, Cochise Co., 4400 ft, 12.VIII.1979, leg. J. Saulnier, decomposition duff of banner-tailed k[angaroo] rat Dipodomys spectabilis (holotype male and allotype, FSCA).
Published as part of Dellacasa, Marco, Dellacasa, Giovanni, Skelley, Paul E. & Gordon, Robert D., 2017, Systematic revision of the species of Geomyphilus (Coleoptera: Scarabaeidae: Aphodiinae) of Mexico and neighboring countries with description of a new Mexican species, pp. 1-19 in Insecta Mundi 2017 (590) on pages 6-7, DOI: 10.5281/zenodo.5169501
{"references":["Gordon, R. D., and P. E. Skelley. 2007. A monograph of the Aphodiini inhabiting the United States and Canada. Memoirs of the American Entomological Institute 79: 1 - 580."]}
Databáze: OpenAIRE
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