Agra sirena Erwin

Erwin, Terry L., 2002, The Beetle Family Carabidae of Costa Rica: Twenty­nine new species of Agra Fabricius 1801 (Coleoptera: Carabidae, Lebiini, Agrina), Zootaxa 119, pp. 1-68 : 29-30

Agra sirena Erwin , new species

( Figs. 9a, 9 b, 9c, 9d)

Holotype. Male. COSTA RICA: Heredia, Estacíon La Selva, 10º27'N 83º59'W, August, (R. Vargas & D. Brenes)( INBio : CRI 002­416609), at black light, L/09/442.

Diagnosis. Femur not infuscated in basal two­thirds; elytron with sutural apex prolonged, broad. Male middle and posterior tibiae excavate and densely setose in apical half; elytral apex shallowly arcuate between lateral and apical apices, sutural apex acute, not prolonged; metasternum pubescent; abdominal sterna 2­5 with 2 bilateral patches.

Description. Color and luster: Piceous. Appendages rufous. Surface shiny. Form: Head ( Fig. 9a ) behind eyes moderately elongate, tapered and rounded behind in female, tapered in male. Male middle and posterior tibiae excavate and densely setose in apical half. Elytron ( Fig. 9 b) with apex shallowly arcuate between lateral and sutural apices, sutural angle not elongate. Metasternum and posterior trochanter pubescent. Abdominal sterna 2­5 each with 2 bilateral patches. Abdominal sternum VI ( Fig. 9 c) moderately Vnotched in male and in female. Aedeagus ( Fig. 9 d) with ostium moderately long, apex simple diamond shape. Size: moderately large, 17.1 to 20.2mm in length, 4.8 to 5.0mm in width.

Other specimens examined. Costa Rica: 2 paratypes, females, from the following Conservation Area: Osa, Cordillera Central. I have seen 1 male from Veracruz, México, and labeled it as a paratype. Costa Rica, Cartago, 1f, Turrialba , 83°38'W, 9°53'N, January, (C. Barfield)(HRBURKE: ADP54403); Heredia; Puntarenas, 1f, P.N. Corcovado, Estacíon Sirena , 1 ­100m, LS 270500,508300 #2853, April, (G. Fonseca)( INBIO : CRI 001­798662).

Specific epithet. The specific epithet, sirena , is used as a noun in apposition based on the Estacíon Sirena in Corcovado National Park in reference to one of the places in which members of this species are found.

Notes. The large size and non­infuscated femora make this species readily recognizable in Costa Rica.

Figures

FIGURE 9. A. sirena, male, dorsal aspect: a) head; b) dorsal aspect, left elytron; c) Sternum VI, male (top), female (bottom), ventral aspect; d) aedeagus, dorsal (top), ventral (middle), left lateral (bottom) aspects. Measures (mm): HL = 3.9; WE = 2.4; male SW = 4.6, female SW = 4.6; AL = 5.0.