Heterospilus penosa Marsh

Marsh, Paul M., Wild, Alexander L. & Whitfield, James B., 2013, The Doryctinae (Braconidae) of Costa Rica: genera and species of the tribe Heterospilini, ZooKeys 347, pp. 1-474 : 391-392

Heterospilus penosa Marsh sp. n. Figure 268

Female.

Body size: 2.0-2.5 mm. Color: head and mesosoma medium to dark brown, propleuron usually yellow, metasomal terga yellow, tergum 1 usually slightly darker; scape yellow without lateral brown stripe, flagellum brown; wing veins brown, stigma yellow; legs yellow. Head: vertex smooth; frons smooth; face smooth; temple in dorsal view broad but sloping behind eye, width equal to 1/2 eye width; malar space greater than 1/4 eye height; ocell-ocular distance greater than 2.5 times diameter of lateral ocellus; 16-21 flagellomeres. Mesosoma: mesoscutal lobes smooth; notauli smooth, meeting posteriorly in small triangular rugose area; scutellum smooth; prescutellar furrow with 3 cross carinae; mesopleuron smooth; precoxal sulcus smooth, shorter than mesopleuron; venter smooth; propodeum with basal median areas margined, granulate, basal median carina extremely short or appearing absent, areola not margined, areolar area rugose, lateral areas entirely rugose. Wings: fore wing vein r shorter than vein 3RSa, vein 1cu-a interstitial with vein 1M; hind wing vein SC+R absent, vein M+CU shorter than vein 1M. Metasoma: first tergum longitudinally costate, length nearly twice apical width; second tergum longitudinally costate; anterior transverse groove very weak or absent; posterior transverse groove very weak or absent; third tergum entirely smooth; terga 4-7 smooth; ovipositor as long as metasomal terga 1 and 2 combined.

Holotype female.

Top label (white, printed) - Costa Rica: Puntarenas [;] Pen. Osa, Puerto Jimenez [;] 10m, September 1991, full [;] sun, grassy & weedy site [;] P. Hanson, ex. Malaise; second label (red, partially printed and hand written) - HOLOTYPE [;] Heterospilus [;] penosa [;] P. Marsh. Deposited in ESUW.

Paratypes.

1 ♀, Costa Rica: Puntarenas, ACO [;] Golfito, R.F. Golfo Dulce [;] Est. Agujas, 250-350m [;] 1-11.xi.1999, J. Azofeifa [;] Red de Golpe #54023 [;] L.S. 276750-526550 (ESUW).

Comments.

The long and narrow metasomal tergum 1, extremely short or absent basal median carina on the propodeum, the yellow stigma and the smooth mesoscutum and mesopleuron are distinctive for this species.

Etymology.

The specific name refers to the type series being collected on or in the vicinity of the Osa Peninsula in Puntarenas Province.