Megasternini

Gonzalez-Rodriguez, Liza M., García-Hernández, Andrea L. & Clarkson, Bruno, 2017, First records of water scavenger beetle species (Coleoptera, Hydrophilidae) from Quindío Department, Colombia, Check List 13 (5), pp. 605-620 : 616-617

Tribe Megasternini

Pelosoma cercyonoides Sharp, 1882 ( Figs 22, 46) Pelosoma cercyonoides Sharp 1882: 111 .

Diagnosis. Body 2.00– 2.30 mm long. Dorsal coloration dark brown to black. Each elytron with ten striae with

González-Rodríguez et al. | First records Hydrophilidae from Quindío, Colombia 617 strongly impressed punctures. Prosternum slightly carinate medially with a small rounded tooth-like projection on anterior margin. Mesoventral process flat, elongate, pentagonal, acuminate on anterior margin and truncate on posterior margin, with punctures coarse and strongly impressed. Abdominal ventrite I carinate medially, slightly overlapping anterior margin of ventrite II. Parameres longer than median lobe, widened at apex and base, concave on inner margin; median lobe wide at base, narrow and rounded at apex; phallobase strongly asymmetrical at base.

Geographic distribution. Guatemala and Mexico. First record from Quindío Department and from Colombia.

Material examined. Colombia, Quindío Department, Armenia Municipality, Caimo-Arcoiris neighborhood, 04°27ʹ55.0ʺ N, 075°44ʹ40.2ʺ W, 1350 m a.m.s.l., 2010-XI- 25, A.L García coll., CIUQ 13285 (2 males, 3 females). Circasia Municipality, Finca el Calamar neighborhood, 04°37ʹ15.0ʺ N, 075°39ʹ16.3ʺ W, 1480 m a.m.s.l., 2010-IX- 22, A.L García coll., CIUQ 13286 (6 males, 4 females). Quimbaya Municipality, El Laurel neighborhood, Reserva Natural La Montaña del Ocaso, 04°34ʹ59.9ʺ N, 075°49ʹ16.3ʺ W, 1100 m a.m.s.l., 2010-VI-22, A.L Gar- cía coll., CIUQ 13287 (3 males, 2 females). Quimbaya Municipality, Pizamal neighborhood, 04°25ʹ24.0ʺ N, 075°51ʹ36.0ʺ W, 950 m a.m.s.l., 2010-XII-21, A.L García coll., CIUQ 13288 (5 males, 3 females).

Remarks. Specimens were found in phytotelmata, including the inflorescence of Calathea inocephala , C. lutea , Heliconia stricta , and H. latisphata . These plants

have characteristic small water tanks and show different stages of decomposition of their inflorescences.