Chilenopilus coquimbensis Smith and Mondaca, 2016

Smith, Andrew B. T. & Mondaca, José, 2016, A new genus and species of Tanyproctini (Coleoptera: Scarabaeidae: Melolonthinae) from the Coquimbo Region of Chile, Insecta Mundi 2016 (464), pp. 1-6 : 3-4

Chilenopilus coquimbensis Smith and Mondaca , new species

Fig. 1–6 .

Type locality. Chile: IV Región de Coquimbo: Caleta Hornos.

Type series. Holotype male and nine male paratypes. Holotype male at MNNC labeled a) “ CHILE: REGIÓN IV (COQUIMBO) / La Serena, Caleta Hornos / 17 June 2005; G. Castillo ” (typeset), b) “SCAR- ABS OF / SOUTHERN / SOUTH AMERICA / SSSA3001448” (typeset), c) “ CHILENOPILUS / COQUI- MBENSIS / SMITH & MONDACA / HOLOTYPE ♂ ” (red label, handwritten and typeset). One male paratype at MNNC labeled a) “Serena / Juan Soldado / 22-Sep-99 / dinerto” (handwritten), b) “SCARABS OF / SOUTHERN / SOUTH AMERICA / SSSA3001449” (typeset). One male paratype at FRFC labeled a) “GUANAQUEROS / TONGOY. IV Reg / 100 m / 05 – JUN – 1997 / Leg. F. Ramírez ” (typeset on upperside) “Atraído a la luz / Sector con Puya, / Lithraea, Tricho- / cerus. / 18:30-2100 hrs.” (handwritten on underside), b) “SCARABS OF / SOUTHERN / SOUTH AMERICA / SSSA3001450” (typeset). One male paratype at CMNC labeled a) “GUANAQUEROS / TONGOY. IV Reg / 100 m / 05 – JUN – 1997 / Leg. F. Ramírez ” (typeset on upperside) “Atraído a la / luz. / 18:30-21:00 hrs.” (handwritten on underside), b) “SCARABS OF / SOUTHERN / SOUTH AMERICA / SSSA3001451” (typeset). One male paratype at MNNC labeled a) “GUANAQUEROS / 23-IX-55” (handwritten on upperside) “ R. Wagenknecht / La Serena” (handwritten on underside), b) “cercano a Leuretra / pectoralis Er., 1847 / G. ARRIAGADA DET. 1987” (handwritten and typeset), c) “SCARABS OF / SOUTHERN / SOUTH AMERICA / SSSA3001452” (typeset). One male paratype at MNNC labeled a) “Chile Coquimbo / Talinay / 3.07.1975 / leg. Solervicens ” (typeset), b) “SCARABS OF / SOUTHERN / SOUTH AMERICA / SSSA3001453” (typeset). One male paratype at JMEC labeled a) “ CHILE COQUIMBO / Pichidangui, Choapa / 18-IX-2014 / col. P. Pinto ” (typeset), b) “SCARABS OF / SOUTHERN / SOUTH AMERICA / SSSA3001454” (typeset). One male paratype at JMEC labeled a) “Fray Jorge / Ovalle / 31/V/1987 ” (typeset), b) “SCARABS OF / SOUTHERN / SOUTH AMERICA / SSSA3001455” (typeset). One male paratype at CMNC labeled a) “Fray Jorge / Ovalle / 31/V/1987 ” (typeset), b) “SCARABS OF / SOUTHERN / SOUTH AMERICA / SSSA3001456” (typeset). One male paratype at FMNH labeled a) “TALINAY / Costa, Coqbo. / 29,31. Julio-1960 / Coll: L.E.Pena ” (typeset), b) “57” (typeset), c) “ FMNH,986 / L.PeñaColl. / Acc#17-422” (typeset), d) “SCARABS OF / SOUTHERN / SOUTH AMERICA / SSSA3001457” (typeset). All paratypes listed above also bear a yellow paratype label .

Description of holotype ( Fig. 1–5 ). Length 15.5 mm. Dorsal surface brown with long, dense setae on head, pronotum, and base of elytra; elytra medially and apically with shorter, sparser setae. Head: clypeofrontal suture well defined, frons with width approximately equal to 2 eye widths. Ventral surface and mouthparts with long, dense setae. Mentum with surface flat, apex broadly triangular. Pronotum: surface moderately punctate, lateral margin with long, dense, laterally directed setae. Elytra: surface with 5 well-defined, punctate striae between medial suture and humerus; 2 poorly-defined striae between humerus and lateral margin. Lateral margin with long, dense, laterally directed setae. Legs: protarsomere 5 longer than protarsomeres 3–4 combined. Mesotarsomere 5 approximately equal in length to mesotarsomeres 3–4 combined. Male genitalia: parameres long, simple, symmetrical ( Fig. 2, 4 ). Other characters detailed in description of the genus.

Variation. Length 15.0–16.0 mm. Dorsal color brown to dark brown. Some specimens with shiny, dark metallic green coloration, especially on frons and pronotum. Female unknown.

Etymology. This species is named for IV Región de Coquimbo, the only region from which this species is known.

Distribution ( Fig. 6 ). CHILE (10): IV Región de Coquimbo (10): Caleta Hornos, Guanaqueros, La Serena, Parque Nacional Fray Jorge, Pichidangui, Talinay. See Fig. 7–8 for photographs of the habitat at Pichidangui, where this species occurs.

Temporal data. May (2), June (3), July (2), September (3).

Figures

Figures 1–5. Chilenopilus coquimbensis holotype male. 1) Dorsal habitus. 2) Parameres, lateral view. 3) Head and pronotum. 4) Parameres. 5) Habitus, oblique view.

Figures 6–8. Chilenopilus coquimbensis distribution and habitat. 6) Distribution map of IV Región de Coquimbo, Chile. 7) Habitat at Pichidangui, Coquimbo. 8) Habitat at Pichidangui, Coquimbo.