Agrilinellus, new genus and four new species of Mexican Aphodiini (Scarabaeoidea: Scarabaeidae: Aphodiinae) Author Dellacasa, Marco Museo di Storia Naturale e del Territorio, Università di Pisa Via Roma 79 I- 56011 Calci (Pisa), Italy dellacasa @ museo. unipi. it Author Dellacasa, Giovanni C. P. 921 I- 16121 Genova, Italy Author Gordon, Robert D. Northern Plains Entomology P. O. Box 65 Willow City, ND 58384 USA rdgordon @ utma. com text Insecta Mundi 2008 2008-12-05 2008 53 1 16 journal article 10.5281/zenodo.5170003 1942-1354 5170003 Agrilinellus abbonai , new species ( Fig. 1-5 , 43 ) Type locality. Los Azufres , Laguna Larga , Michoacán , Mexico . Type repository. Florida State Collection of Arthropods (Gainesville) . Figure 11-20. Agrilinellus azteca ( Harold, 1863 ) (Cruz Blanca, Veracruz, Mexico). 11) Habitus of male (morphological details). 12-17) Color variation. 18) Epipharynx. 19-20) Aedeagus (dorsal and lateral view). Description. Length 5.0- 5.5 mm ; oblong, convex, strongly shiny, glabrous. Black; tarsi and antennal club piceous. Head with epistome feebly gibbous on disc, finely almost irregularly punctured, punctation faint on disc sparser distally; clypeus slightly sinuate at middle, rounded at sides, thinly bordered, edge glabrous and faintly upturned; genae obtusely rounded, shortly ciliate, protruding more than eyes; frontal suture faintly impressed, medially almost obsolete, only laterally somewhat raised; frons sparsely irregularly punctured. Pronotum transverse, strongly convex, dually punctured; large punctures twice larger than small ones, lacking on disc, denser on sides; lateral margins feebly arcuate, thinly bordered, subparallel before hind angles; latter obtusely rounded; base slightly bisinuate, thinly bordered. Scutellum somewhat depressed at middle. Elytra oval elongate, strongly convex; epipleural carina subdenticulate at humerus; striae extremely fine, faintly punctured; intervals almost imperceptibly punctured. Hind tibiae superior apical spur as long as first tarsal segment; latter longer than following two combined. Male: pronotum relatively more convex, not narrowed anteriorly, more superficially sparsely punctured on disc; aedeagus Fig. 4-5 . Female: pronotum relatively less convex, somewhat narrowed anteriorly, more distinctly densely punctured on disc. Type material. MEXICO , Michoacán : Laguna Larga , Los Azufres , 25.VIII.1985 , leg. Zunino M. , 1 ex. ( Holotype , male, FSCA ) and 8 ex. ( Paratypes , DCGC ) ; idem , m 2250, 17.VII.1988 , leg. Zunino M. , 1 ex. ( Paratype , DCGC ) ; S. Pedro Jácuaro , 26.VIII.1985 , leg. Zunino M. , 1 ex. ( Paratype , PESC ) . Distribution. Mexico ( Michoacán ). Etymology. Named in honor of Prof. Carlo Abbona, an eminent physician in Genoa, Italy . Bionomics. Almost unknown, the specimens examined were collected in July and August.