Peridinetus lugubris Prena

Prena, Jens, 2010, The Middle American species of Peridinetus Schönherr (Coleoptera: Curculionidae: Baridinae), Zootaxa 2507, pp. 1-36 : 28

20. Peridinetus lugubris Prena , sp. n.

( Fig. 52, 53 )

Diagnosis. Peridinetus lugubris is a stout species near P. frontalis that can be recognized by the conspicuous yellow marks on frons and elytron ( Fig. 52 ).

Description. Total length 4.2–4.8 mm, standard length 4.0– 4.6 mm. Integument dark brown, antenna and tarsi rufous; basic vestiture of small whitish, cupreous and brown setae; large yellow setae on frons and at base of rostrum, in median pronotal vitta and in spots on pronotum and elytron ( Fig. 52 ). Rostrum 1.05–1.07 × length of pronotum, antenna inserted at mid-length of rostrum. Pronotum 0.76–0.83 × longer than wide, subparallel to slightly rounded in basal half, constricted and tubulate in front; disk densely punctate to granulose, not costate. Elytra 1.42–1.54 × longer than wide, humeri 1.41–1.46 × wider than pronotum, sides gradually converging in basal half; striae distinct and punctate, interstriae not ridged, preapical callus inconspicuous; tarsal claws subconnate.

Distribution. This species has been found in Costa Rica and on the Pacific side of Ecuador.

Plant association. Peperomia pseudoalpina (Prena 1 ×).

Type material. Holotype male, labeled “ COSTA RICA: Heredia/ Est. Biol. La Selva, 50–/ 150 m, 10 26 N 84 0 1 W / Proy. ALAS, INBio-OET”, “FOT/46/01–40/ Eugenia sp. / 0 5 Enero 2000 ”, CRI 002 228252, “ HOLOTYPUS / Peridinetus / lugubris / Prena, 2010” ( INBC). Paratypes 6 (4 males, 2 females): Costa Rica. Guanacaste: Tierras Morenas, Río San Lorenzo, 1050 m, 23.3.– 21.4.1992, A. Marin, CRI 000 413159 and 413164 ( INBC 2). Puntarenas: Monteverde, Campbell’s Woods, 1550 m, 26.v.1989, J. Ashe, R. Leschen, R. Brooks ( CMNC 1); Monteverde, Est. Biológica, 1600 m, 30.vi.–9.vii.2009, J. Prena ( JPPC 1). San José: Zurquí de Moravia, 1600 m, Malaise trap, iv–v.1993, P. Hanson ( CWOB 1). Ecuador. Pichincha: E Santo Domingo, 8.–14.v.1988, Bohart & Hanson ( CWOB 1).

Specific epithet. The name is a Latin adjective meaning “mourning”.

Figures

FIGURES 50 – 57. Dorsal and lateral habitus of Peridinetus species. 50 – 51, P. stigmatipleura, San Isidro del General (Costa Rica); 52 – 53, P. lugubris, Monteverde (Costa Rica); 54 – 55, P. lateralis, Cerro Zurquí (Costa Rica); 56 – 57, P. collaris, Cusuco N. P. (Honduras).