Dichotomius (Cephagonus) aielloae Nunes 2016

Nunes, Rafael V. & Vaz-de-Mello, Fernando Z., 2019, Taxonomic revision of Dichotomius (Cephagonus) Luederwaldt 1929 and the taxonomic status of remaining Dichotomius Hope 1838 subgenera (Coleoptera: Scarabaeidae: Scarabaeinae: Dichotomiini), Journal of Natural History 53 (37), pp. 2231-2351 : 2311-2312

3.6.: Dichotomius (Cephagonus) aielloae Nunes 2016

( Figure 32 (f-h))

Dichotomius (selenocopris) aielloae Nunes 2016 ı p. 375 (description)

Diagnosis. in the quadraticeps groupı D. aielloae is the unique species with following characters combined: males having a blade-like tooth in the medial portion of cephalic carina (Fig.) (as D. agenor ) and males clypeo-genal angle straight.

● HOLOTYPE (male): PANAMA: Darien. Pr. Canaı Pirre Trail. El. 1250 m.ı 4-7-VI-96. FIT. A. R. Gillogly/STOCKWELL STRI-ENT 0046987 [at STRI].

● PARATYPES: same data of holotype /STOCKWELL STRI-ENT 0046986 [1 Ƌ at CEMT]; same data of holotype /STOCKWELL STRI-ENT 0046985 [1 ♀ at STRI].

Remarks. recently described by the first authorı it is the northernmost record for selenocopris ı and the unique trans-Andean record for the subgenus in the Americas.

This species (or a similar one) occurs in Colombiaı Antioquia (Jorge Ariası personal communication).

Distribution. Dariénı Province of Canaı Panama.

Figures

Figure 32. D. clypeatus: (a) male dorsal habitus; (b) paramera dorsal view; (c) paramera ventral view; (d) paramera lateral view; (e) type labels. D. aielloae: (f) Holotype dorsal habitus; (g) detail of male cephalic carina in frontal view; (h) type labels.