Ateuchus ecuadorensis (Boucomont, 1928)

Chamorro, William, Marin-Armijos, Diego, senjo, Angelico & Vaz-De-Mello, Fernando Z., 2019, Scarabaeinae dung beetles from Ecuador: a catalog, nomenclatural acts, and distribution records, ZooKeys 826, pp. 1-343 : 11-13

Ateuchus ecuadorensis (Boucomont, 1928) Plate 4B

Choeridium ecuadorense Boucomont, 1928a: 191 (original description. Type locality: Ecuador, Balzapamba, Chimbo).

Choeridium ecuadorense : Balthasar 1939a: 62 (characters in key); Blackwelder 1944: 204 (list of species of Latin America).

Ateuchus ecuadorensis : Vulcano and Pereira 1967: 590 (characters in key); Krajcik 2012: 49 (complete list of species, cited as Ateuchus ecuadorense ); Carvajal et al. 2011: 318-319 (cited for Ecuador); Chamorro et al. 2018: 91 (cited for Ecuador).

Type specimens.

Choeridium ecuadorense Boucomont, 1928. Four syntypes examined deposited at the MNHN (ex coll. A. Boucomont). Lectotype to be designated in a future work on this species group.

Syntype (♂): "Equateur [hw]", "Ch. ecuadorense. / Bouc. [hw]", "♂ [hw, discontinuos black margin]", "MUSEUM PARIS / 1936 / COLL. A. BOUCOMONT [p]", "Boucomont det. 1927 / choeridium / ecuadorense n. sp [hw and p]", "Typus [p, pink label, black double margin]".

Syntype (♂): "Type [p]", "Rosembery [hw]", "♂ [hw, discontinuos black margin]", "Fry Coll. / 1905.100. [p]", [Equador / Chimbo [hw], "Boucomont det. 1927 / choeridium / ecuadorense n. sp [hw and p]".

Syntype (♀): "Equateur [hw]", "Typus [p, pink label, black double margin]", "♀ [hw, discontinuos black margin]", “MUSÉUM PARIS / 1936 / COLL. A. BOUCOMONT.".

Syntype (♀): "Equateur [hw]", "Typus [p, pink label, black double margin]", "♀ [hw, discontinuos black margin]", “MUSÉUM PARIS / 1936 / COLL. A. BOUCOMONT.".

Distribution.

Only known from Ecuador.

Records examined.

BOLIVAR: Chimbo [= San José de Chimbo] (1 specimen MNHN). EL ORO: 3 km E de Abañin, 800 m (2 specimens CEMT); Uzhcurrumi 500 m (2 specimens CEMT). LOS RÍOS: Estación Biologica Río Palenque, 220 m (28 specimens CEMT). MANABÍ: Cabo Pasado, 0 m (9 specimens CEMT); El Carmen (2 specimens CEMT). SANTA ELENA: Olón, 10 m (82 specimens CEMT). SANTO DOMINGO DE LOS TSÁCHILAS: 7 km road to Quevedo, 550 m (1 specimen CEMT); Puerto Limón, 400 m (3 specimens CEMT). UNDETERMINED PROVINCE: without specific locality (3 specimens MNHN).

Literature records.

BOLIVAR: Chimbo ( Boucomont 1928a: 191); Balzapamba ( Boucomont 1928a: 191).

Temporal data.

Collected in March, May, June, August, and December.

Remarks.

Inhabits coastal lowland evergreen forests, coastal lowland semi -deciduous forests and coastal evergreen foothill forests from 0-800 m a.s.l. Species was collected with pitfall traps baited with human and pig feces.