Ateuchus parvus (Balthasar, 1939)

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 : 13

Ateuchus parvus (Balthasar, 1939) Plate 4C

Choeridium parvum Balthasar, 1939a: 49 (original description. Type locality: Ecuador).

Choeridium parvum : Blackwelder 1944: 204 (list, distribution).

Ateuchus parvus : Vulcano and Pereira 1967: 589 (characters in key); Bezdek and Hajek 2011: 352 (catalog of types NMPC); Krajcik 2012: 50 (complete list of species); Carvajal et al. 2011: 318-319 (cited for Ecuador, misspelled name Ateuchus parvum Balthasar, 1939); Chamorro et al. 2018: 91 (cited for Ecuador).

Type specimens.

Choeridium parvum Balthasar, 1939. The holotype (♂) is deposited at the NMPC (ex coll. V Balthasar). Locality: Quevedo, examined.

Holotype (♂): "W. ECUADOR / Quevedo A.M. / Jan. 08 F.v. B [p]", "Typus [p, red label, black margin]", "Choeridium / parvum / n. sp / Dr. V. Balthasar det. [hw and p]", "parvum m. [hw, green label, black margin]", "HOLOTYPE [hw, red label]".

Distribution.

Only known from Ecuador.

Records examined.

LOS RÍOS: CCRP [= Estación Biológica Río Palenque] (18 specimens MQCAZ; 5 specimens CEMT); Quevedo (1 specimen NMPC).

Temporal data.

Collected in January, February, March, June, July, August, November, and December.

Remarks.

Inhabits coastal lowland evergreen forests at 45 m a.s.l. Species was collected with pitfall traps baited with human feces.