Heterospilus dieciocho 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 : 340-341

Heterospilus dieciocho Marsh sp. n. Figure 230

Female.

Body size: 3.5 mm. Color: head with vertex and frons brown, face, eye orbits and temple honey yellow; scape light brown without lateral brown stripe; flagellum dark brown; mesosoma dark brown; wing veins including stigma brown; legs yellow; metasomal terga 1, 2 and base of 3 dark brown, remainder light brown. Head: vertex smooth; frons mostly smooth, transversely striate near antennal bases; face smooth; temple in dorsal view narrow, width less than 1/2 eye width; malar space equal to 1/4 eye height; ocell-ocular distance about twice diameter of lateral ocellus; 26 flagellomeres. Mesosoma: mesoscutal lobes granulate; notauli scrobiculate, meeting posteriorly in triangular costate area; scutellum smooth; prescutellar furrow with 1 cross carina; mesopleuron smooth; precoxal sulcus smooth, shorter than mesopleuron; venter smooth; propodeum with basal median areas margined, weakly granulate or smooth, basal median carina present, areola distinctly margined, areolar area rugose, lateral areas rugose apically, smooth 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 as long as vein 1M. Metasoma: first tergum longitudinally costate, length equal to apical width; second tergum longitudinally costate; anterior transverse groove present straight or slightly sinuate laterally; posterior transverse groove present; third tergum costate at base, smooth at apex; terga 4-7 smooth; ovipositor as long as metasoma.

Holotype female.

Top label (white, partially printed and hand written) - COSTA RICA: Limon [;] 16km West Guapiles [;] 400m, April 1989 [;] P. Hanson IV-V; second label (red, partially printed and hand written) - HOLOTYPE [;] Heterospilus [;] dieciocho [;] P. Marsh. Deposited in ESUW.

Paratypes.

Known only from the holotype.

Comments.

The prescutellar furrow with one cross carina, granulate mesoscutum, brown flagellum and honey yellow face are distinctive for this species.

Etymology.

The specific name is an arbitrary combination of letters.