Eurysternus cayennensis Castelnau 1840

Eurysternus cayennensis Castelnau, 1840 Fig. 47A Eurysternus cayennensis Castelnau 1840: 93 (original description). Type locality: French Guiana: Cayenne: Mont Paramana. Name-bearing type: neotype (MNHN), designated by Jessop (1985), not examined. Eurysternus confusus Jessop, 1985: 1106 (original description). Type locality: Ecuador: Sucumbíos: Dureno, Aguarico River. Name-bearing type: holotype (CMNC), not examined. Eurysternus cayennensis – Harold 1869d: 1023 (catalogue); 1880: 15 (comment). — Gillet 1911b: 25 (catalogue).— Blackwelder 1944: 197 (checklist). — Halffter & Halffter 1976: 73 (redescription). — Jessop 1985: 1095, 1104 (identification guide, designation of lectotype). — Feer 2000: 32 (list for French Guiana). — Vaz-de-Mello 2000: 193 (checklist for Brazil). — Medina et al. 2001: 135 (checklist for Colombia). — Celi et al. 2004: 39 (diversity). — Feer & Pincebourde 2005: 30 (list). — Génier 2009: 25 (revision). — Brûlé & Dalens 2012: 37 (inventory). — Price & Feer 2012: 327 (list for French Guiana). — Bicknell et al. 2014: supp. 1 (ecology). — Boilly 2018: 34, 37 (key for French Guiana, comment). — Hielkema & Hielkema 2019: 86 (catalogue for the Guianas). Eurysternus (Eurysternus) cayennensis – Martínez 1988b: 283 (comment). Eurysternus (Eurysternus) confusus – Martínez 1988b: 283 (comments). Eurysternus confusus – Medina et al. 2001: 135 (checklist for Colombia). — Feer & Pincebourde 2005: 30 (list). — Génier 2009: 25 (cited as synonym of E. cayennensis). — Hielkema & Hielkema 2019: 86 (cited as synonym of E. cayennensis Castelnau, 1840). Distribution Colombia, Venezuela, Guyana, Suriname, French Guiana, Brazil, Ecuador, Peru, and Bolivia. 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 Halffter & Halffter 1976: 73 (Venezuela). — Martínez 1988b: 283 (Venezuela). — Génier 2009: 25 (Venezuela: Amazonas and Bolivar).