Prionomastix biharensis Manickavasagam & Krishnachaitanya

Krishnachaitanya, Tirunagaru & Manickavasagam, Sagadai, 2016, Two new species of Prionomastix Mayr (Hymenoptera: Encyrtidae) with a key to Indian species, Biodiversity Data Journal 4, pp. 7326-7326 : 7326

Prionomastix biharensis Manickavasagam & Krishnachaitanya sp. n.

Materials

Type status: Holotype. Occurrence: recordedBy: Abhinav Kumar; individualCount: 1; sex: female; lifeStage: adult; Taxon: scientificName: Prionomastixbiharensis; Location: country: India; stateProvince: Bihar; locality: Banka, Bounsi ; verbatimElevation: 79 m; decimalLatitude: 24.81065; decimalLongitude: 87.03857; georeferenceProtocol: label; Identification: identifiedBy: Manickavasagam & Krishnachaitanya; dateIdentified: 2014; Event: eventID: (EDAU, Registration No. Enc/012/2015); samplingProtocol: Yello Pan Trap; eventDate: 01/08/2014; Record Level: language: english; collectionCode: Insects; basisOfRecord: PreservedSpecimen

Type status: Paratype. Occurrence: recordedBy: Abhinav Kumar; individualCount: 3; sex: female; lifeStage: adult; Taxon: scientificName: Prionomastixbiharensis; Location: country: India; stateProvince: Bihar; locality: Banka, Bounsi ; verbatimElevation: 79 m; decimalLatitude: 24.81065; decimalLongitude: 87.03857; georeferenceProtocol: label; Identification: identifiedBy: Manickavasagam & Krishnachaitanya; dateIdentified: 2014; Event: eventID: (EDAU, Registration No. Enc/012/2015); samplingProtocol: Yello Pan Trap; eventDate: 01/08/2014; Record Level: language: english; collectionCode: Insects; basisOfRecord: PreservedSpecimen

Diagnosis

Body yellow to dark brown (Fig. 12); ocelli forming an angle of more than 90°; fore wing with three infuscate bands, middle one below marginal vein much larger, narrow faint vertical band below parastigma, and a wider band near apex; maxillary and labial palpus three segmented; scape, 6.30 × as long as wide; pedicel, 1.5 × as long as wide; F1, 2.16 × as long a wide and slightly longer than F2−F3, much longer than F4−F6 individually; clava three segmented, obliquely trunctated; ovipositor 4.03 × as long as mid tibial spur, curved and slightly exserted.

Female. (Fig. 12) Holotype. Length, 2.68 mm. Head dorsally dark brown to black including eyes, frontally yellowish brown, except the position of anterial tentorial pit, labrum and mandibles lower ¼ yellow, upper ¾ black; ocelli transparent. Antenna with radicle, scape yellow; pedicel and funicle ventrally pale brown, dorsally dork brown; clava black. Thorax: pronotum dark; mesoscutum basally dark, fading out to yellowish brown apically; axilla and basal ¾ of scutellum brownish yellow, apical ¼ black; mesopleuron anteriorly dark brown fading out to brownish yellow. Tegula basally black, apically transparent; fore wing with three infuscate bands, middle one below marginal vein much larger, narrow faint vertical band below parastigma, and a wider band near apex. Legs with fore coxa yellow, remainder of the leg dark brown dorsolaterally and ventrally yellowish brown; mid coxa brown, femur, tibia and tarsi dark brown to black except basitarsus, and tibial spur white with black apex; hind coxa brownish yellow except apex dark brown, femur basally and dorsolaterally dark brown, venterolaterally yellowish brown, remainder dark brown to black. Propodeum and gaster dark brown to black, except ventral base of gaster, apex of hpopygium and ovipositor yellowish brown.

Head (Fig. 13) in frontal view slightly longer than high (0.76:0.75), with silvery white setae, and frontovertex with imbricate, but cheek sharing coriarious punctate sculpture; ocelli forming an angle more than 90°; maxillary and labial palpi three segmented; inter antennal prominence raised; eye in frontal view 1.30 × as long as wide. Antenna Fig. 14), with scape slightly flattened, 6.30 × as long as wide; pedicel, 1.5 × as long as wide; funicle with F1, 2.16 × as long a wide and slightly longer than F2−F3, much longer than F4−F6 individually; clava three segmented, obliquely truncate, truncate area 0.36 × of claval length; F1 and F2 without longitudinal sensillae; F3 to F4 and three claval segments respectively with at least 10, 11, 14, 16 14, 17 and 13 sensillae. Measurements: (card mounted 100 ×) eye height:width, 0.375:0.287; frontovertex width, 0.512; OOL 0.162; OCL 0.037; POL 0.162; AOL 0.087. (slide mounted 100 ×) head height:width, 0.76:0.75; scape length:width, 0.41:0.065; pedicel length:width, 0.12:0.08; funicle length:width, F1, 0.13:0.06; F2, 0.12:0.07; F3, 0.12:0.085; F4, 0.11:0.09; F5, 0.1:0.09; F6, 0.09:0.09; clava length:width, 0.27:0.11.

Mesosoma (Fig. 15) slightly longer than gaster (1.062:1), with imbricate sculpture; mesoscutum 2.16 × as wide as long; scutellum as long as wide. Fore wing (Fig. 16), 2.68 × as long as wide; costal cell 15.00 × as long as wide; postmarginal vein 1.58 × as long as stigmal vein; hind wing, 3.37 × as long as wide. Measurements: (card mounted 100 ×) mesosoma length:width, 1.062:0.512; mesoscutum length:width, 0.375:0.812; scutellum length:width, 0.512:0.512. (slide mounted 100 ×) fore wing length:width, 1.96:0.73, costal cell length:width, 0.75:0.05; postmarginal vein length, 0.27; stigmal vein length, 0.17; hind wing length:width, 1.35:0.4; hind tibia length:width, 0.75:0.137, hind basitarsus length, 0.387; mid basitarsus length, 0.412; mid tibial spur length, 0.275; mid tibia length, 1.062.

Metasoma slightly shorter than thorax; gaster with imbricate sculpture; hypopygium (Fig. 17) nearly extending to apex of gaster; ovipositor (Fig. 18) 4.03 × as long as mid tibial spur, curved and slightly exserted. Measurements: (card mounted 100 ×) metasoma length 1.00. slide mounted 100 ×) ovipositor length 1.11.

Host. Unknown.

Male. Unknown.

Etymology

The species is named after the state from where it was collected.

Notes

This species is closer to P. orientalis in having the mesosoma dorsally mostly brown or dirty yellow; longitudinal sensillae absent in F1 and F2; fore wing 2.68 × as long as wide, but differs in having s cape 6.30 × as long as wide; truncate area 0.36 × of clava length; clava 2.45 × as long as wide; postmarginal vein 1.58 × as long as stigma vein; hind wing 3.37 × as long as wide; F4 to F6 with 41 longitudinal sensillae (scape 5.60 × as long as wide; truncate area 0.60 × of clava length; clava 2 × as long as wide; postmarginal vein 2.0 × as long as stigma vein; hind wing 2.80 × as long as wide; F4 to F6 with 15 longitudinal sensilla in P. orientalis ).