Gonaphodiellus sacatepequezis, Dellacasa & Dellacasa & Gordon, 2012

Dellacasa, Marco, Dellacasa, Giovanni & Gordon, Robert D., 2012, Systematic revision of Gonaphodiellus taxa, with description of two new genera and fourteen new species (Coleoptera: Scarabaeidae: Aphodiinae), Insecta Mundi 2012 (230), pp. 1-41 : 13

Gonaphodiellus sacatepequezis new species

( Fig. 57-61 )

Type locality. Sacatepéquez, Cerro Alux, m 2260, Guat[emala].

Type repository. Canadian Museum of Nature, (Howden collection). Ottawa, Canada.

Description. Length 5.0-5.5 mm; oblong, moderately convex, shiny, glabrous. Piceous; clypeal margin, pronotal sides and elytral preapical declivity more or less widely paler; legs dark brown; antennal club piceous; sometimes elytra with a semilunar yellowish preapical bind. Head with epistome faintly gibbous on disc, sparsely finely regularly punctured throughout; clypeus subtruncate anteriorly, round at sides, distinctly bordered, edge slightly upturned and almost glabrous; genae obtusely round, very shortly bristled, weakly protruding from the eyes; frontal suture very finely impressed; front sparsely finely and somewhat irregularly punctured. Pronotum transverse, moderately convex, dually irregularly punctured; punctation coarser and denser on sides, sparser and superficial on disc; large punctures, twice larger than small ones, lacking on disc; lateral margins feebly arcuate, rather finely bordered, edge glabrous; hind angles widely truncate; truncature faintly sinuate inwardly; base feebly bisinuate. Scutellum elongate, sparsely irregularly punctured on basal half. Elytra feebly broadened posteriorly, minutely denticulate at shoulder; striae fine, almost impunctate, not crenulate; interstriae almost flat, finely microreticulate, rather dull, imperceptibly punctured. Male: pronotum not narrowed anteriorly; fore tibiae relatively slender and more elongate, their spur stouter and downward bent; metasternal plate longitudinally excavate; aedeagus Fig. 60-61 . Female: pronotum somewhat narrowed anteriorly; fore tibiae relatively stouter and shorter, their spur slender and almost straight; metasternal plate flat.

Type material. GUATEMALA: Baja Verapaz, 7 Km NE Purulhá, m 1500, 20.VI.1993, leg. Howden H. & A., at light (1 paratype, CNCI) ; Baja Verapaz, 16.5 Km N Salama, m 1650, 29.VI.1993, leg. Génier F., human feces (35 paratypes, CMNO) ; Quetzaltenango, 12 Km SE Zunil, Fuentes Georginas , m 2460, 27.V.1991, leg. Anderson R. S., cloud forest litter (4 paratypes, CMNO, DCGI) ; Sacatepéquez, Cerro Alux, m 2260, 12.VI.1991, leg. Howden H. & A. (male holotype , and allotype, CNCI ; 4 paratypes, DCGI, CNCI) ; idem, 20.VI.1993, leg. Howden H. & A. (40 paratypes, CNCI) ; San Marcos, 11.5 Km NW San Marcos, 15°10’N – 91°48’W, m 3000, 24-25.V.1973, leg. Erwin & Havel, Central American Expedition 1973 (1 paratype, USNM) .

Distribution. Guatemala.

Etymology. Named after the type locality.

Bionomics. Unknown; the specimens of the type series were collected in May and June.

Figures

Figure 57-66. Gonaphodiellus sacatepequezis, new species (Cerro Alux, Sacatepéquez, Guatemala). 57) Epipharynx. 58-59) Habitus (length ideogram and morphological details). 60-61) Aedeagus (dorsal and lateral view). Gonaphodiellus sexguttatus (Schmidt, 1916) (Monteverde, Puntarenas, Costa Rica). 62) Epipharynx. 63-64) Habitus (morphological details and length ideogram). 65-66) Aedeagus (dorsal and lateral view).