Dichotomius agenor (Harold, 1869)

Rosa, Cecilia Lozano De La, Cupello, Mario & Vaz-De-Mello, Fernando Z., 2024, The dung beetles of Venezuela (Coleoptera: Scarabaeidae: Scarabaeinae): catalogue and updated distribution, European Journal of Taxonomy 959 (1), pp. 1-272 : 91

Dichotomius agenor (Harold, 1869)

Fig. 36A

Pinotus agenor Harold, 1869c: 141 (original description). Type locality: Colombia. Name-bearing type: lectotype (MNHN), designated by Montoya-Molina & Vaz-de-Mello (2021), examined by FZVM.

Pinotus agenor – Luederwaldt 1929: 99 (list). — Blackwelder 1944: 206 (list, cited for island of Tobago and Colombia).

Dichotomius (Luederwaldtinia) agenor – Vulcano & Pereira 1967: 586 (key). — Howden & Young 1981: 124, 127 (key, redescription, distribution, new combination). — Blanco 1988: 40, 41 (catalogue). — Kohlmann & Solís 1997: 345 (key, redescription). — Escobar 2000: 208 (checklist for Colombia). — Medina et al. 2001: 138 (checklist for Colombia). — Ratcliffe 2002: 15 (checklist for Panama). — Kohlmann et al. 2007: 30 (checklist). — Cultid-Medina et al. 2012: 46 (guide). — Solís & Kohlmann 2012: 6 (checklist for Costa Rica). — Ferrer-Paris et al. 2013: 109 (list). — Giraldo et al. 2018: 24 (guide). — Sarmiento-Garcés & Amat-García 2014: 89 (key, diagnosis, distribution for Colombia). — Hielkema & Hielkema 2019: 54 (catalogue for the Guianas). — Pardo-Díaz et al. 2019: 6, 13 (comments). — Montoya-Molina & Vaz-de-Mello 2021: 8 (key, catalogue, description).

Material examined

VENEZUELA ‒ Mérida • 8 specs; Caparú, Lagunilllas ; 8.4923° N, 71.3356° W; 810 m a.s.l.; J. Gómez leg.; CEMT • 9 specs; La Parroquia ; 8.5595° N, 71.2000° W; 1250 m a.s.l.; 27 May 2000; Gómez and Mora leg.; CEMT • 7 specs; Libertador, Meseta de Zumba, Hacienda Los Arcos ; 08°33′14″ N, 71°13′20″ W; 1181 m a.s.l.; 6 May 2016; R. Acconcia and J. Gámez leg.; human feces pitfall; CEMT • 2 specs; Mérida; 2200 m; 11 Apr. 1995; Homburg and Krause leg.; CEMT . ‒ Táchira • 6 specs; Libertador, Meseta de Zumba, Hacienda Los Arcos ; 7.6622° N, 71.7104° W; 200 m a.s.l.; Aug. 2006; T. Good leg.; CEMT . ‒ Yaracuy • 1 spec.; Bolívar, Aroa ; 10°0′0″ N, 68°0′0″ W; 468 m a.s.l.; 21 Jul. 2009; M. Asmüssen, P. Colmenares and H. Martínez leg.; human faeces; CEMT .

Distribution

Costa Rica, Panama, Colombia, Venezuela and Guyana.

Subregions of Venezuela

Peneplain of the Casiquiare River –Upper Orinoco, System of hills and low piedmont mountains of the Guiana Shield, and Guiana Shield.

Literature records

Blanco 1988: 40–41 ( Venezuela: Táchira). — Ferrer-Paris et al. 2013: 109 (Aragua [actually, Guárico]: Altagracia de Orituco; Bolívar: Isla de Anacoco and Sabanas de Guri; Miranda: Altos de Pipe; Sucre: Araya; Yaracuy: Hacienda Guáquira and Zulia: Rosario de Perijá). — Montoya-Molina & Vaz-de-Mello 2021: 8, 10 ( Venezuela: Mérida, Táchira and Yaracuy).

Figures

Fig. 36. Species distribution. A. Dichotomius agenor (Harold, 1869). B. Dichotomius blancoi Nunes & Vaz-de-Mello, 2019. Green diamond = CEMT collection data; black circle = literature data.