Aphotaenius convexus (Harold, 1880) Figs. 9, 26–31

Saprosites convexus Harold 1880: 38–39; Schmidt 1922: 408.

Aphotaenius convexus (Harold); Stebnicka 1998: 204–205.

Aphotaenius colombiensis Cartwright 1952: 183–184; Cartwright 1963: 49; Chalumeau 1983: 4, fig. 3, 6; Stebnicka 1998: 204–205 (synonymy), 2009: 40–41, fig. 56.

Haroldiataenius colombiensis (Cartwright); Chalumeau 1983: 2, fig. 3; 3, fig. 6 (lapsus calami).

Diagnosis. Length 3.3–3.9 mm (Figs. 26–28). This species is distinguished by the head with a band of coarse punctures posteriorly, clypeal margin usually thin and rounded on each side (lacking teeth) (Fig. 9), epipharynx with projecting tylus (Fig. 29), pronotal punctures evenly distributed, pronotal posterior margin extended posteriorly and weakly lobelike, metaventrite finely punctate, elytra with evenly convex intervals, and parameres thick to narrowly truncate apex (Figs. 30–31). It is known from Colombia (Antioquia, Boyacá, Cundinamarca, Magdalena, Norte de Santander) and Venezuela (Táchira).

Type. For S. convexus: Von Bogotá, La Luzera und Medellin (Harold 1880). Deposited in ZMHB (Stebnicka 1998), not examined. For A. colombiensis: “/ Colombia / Cund 2900m / Guasca / 10- III-1942 /”, “/ Chapin / No 674”, [red paper] “/ Type No. / 59444”, [handwritten] “/ Type / Aphotaenius / colombiensis / Cartw. /”, “/ USNMENT / [QR Code] / 01350550 /” (NMNH, examined).

Material Examined. (n = 40). COLOMBIA: Boyacá: Villa de Leyva, 2,100 m, VII-1999, Vazde-Mello (1 CEMT); Magdalena: Sra. Nev. Sta. Marta, Cerro Kennedy – Vda. Minas, Bosque sec. helechos, 2,450 m, 28-XII-1998, J. A. Noriega, Gradiente Altit. T. pitfall ex. hum. (1 CEMT); Norte de Santander: 12 km S Pamplona, 3,000 m, 9-V-1974, H. & A. Howden (2 CMNC, 3 FSCA); 25 km S Chinácota, 2,300 m, 10-V-1974, H. & A. Howden (1 CMNC); VENEZUELA: Táchira: La Ca~ nada, 3,000 m, 21-VI-1957, C. J. Rosales [H. & A. Howden coll., ex A. Martinez coll.] (14 CMNC, 4 FSCA); Paramo El Zumbador, 40.3 km NE Tariba, 2,420 m, 07° 5802000 N, 72° 0501500 W, 30-V-1998 - 053E, R. Anderson, elfin forest litter (1 CMNC); 50 km NE San Cristóbal, 3,000 m, 17-18-V-1974, H. & A. Howden (3 CMNC); 47 km NE San Cristóbal, 2,600 m, 20-V-1974, H. & A. Howden (6 CMNC); 55 km NE San Cristóbal, 3,300 m, 22-V-1974, H. & A. Howden (3 CMNC, 1 FSCA).

Remarks. Aphotaenius convexus is the largest species in the genus. It is most morphologically similar to A. cambeforti and A. plaumanni .