Heterospilus diez 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 : 344-345

Heterospilus diez Marsh sp. n. Figure 233

Female.

Body size: 2.0 mm. Color: head and mesosoma dark brown; metasomal terga 1, 3 and 4 dark brown, tergum 2 honey yellow medially, terga 5-7 yellow; scape light brown with lateral longitudinal darker brown stripe; flagellum brown with white apical annulus, apical 3-4 flagellomeres brown; wing veins brown, stigma bicolored brown with extreme base lighter; legs yellow. Head: vertex smooth; frons smooth; face smooth; temple in dorsal view broad but sloping behind eye, width about 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; 20 flagellomeres. Mesosoma: mesoscutal lobes weakly granulate; notauli scrobiculate, meeting posteriorly is small triangular costate area; scutellum granulate; prescutellar furrow with 3-5 cross carinae; mesopleuron granulate; precoxal sulcus weakly scrobiculate or smooth, shorter than mesopleuron; venter granulate; propodeum with basal median areas margined, granulate, basal median carina present but short, areola not margined, areolar area rugose, lateral areas rugose apically, granulate basally. Wings: fore wing vein r shorter than vein 3RSa, vein 1cu-a beyond vein 1M; hind wing vein SC+R present, vein M+CU shorter than vein 1M. Metasoma: first tergum longitudinally costate, length greater than apical width; second tergum longitudinally costate; anterior transverse groove present, straight; posterior transverse groove present; third tergum costate basally, smooth apically; terga 4-7 smooth; ovipositor as long as metasomal terga 1 and 2 combined.

Holotype female.

Top label (white, partially printed and hand written) - Costa Rica: Guanacaste [;] Santa Rosa Natl. Park [;] 300m, ex. Malaise trap [;] Site #: H-2-C [;] Dates: 8-29.xi.1986 [;] I.D. Gauld & D. Janzen; second label (white, printed) - [H] open regenerating [;] woodland <10 years old [;] [C] more or less fully [;] shaded as possible; third label (red, partially printed and hand written) - HOLOTYPE [;] Heterospilus [;] diez [;] P. Marsh. Deposited in ESUW.

Paratypes.

Known only from the holotype.

Comments.

The white annulus on the flagellum, the weak but visible lateral brown stripe on the scape and the bicolored metasomal terga are distinctive for this species.

Etymology.

The specific name is an arbitrary combination of letters.