Eriastichus johnnoyesi, Hansson, 2021

Hansson, Christer, 2021, The genus Eriastichus La Salle (Hymenoptera, Eulophidae, Tetrastichinae) in the Neotropical region, introducing 48 new species, ZooKeys 1019, pp. 35-91 : 35

Eriastichus johnnoyesi sp. nov. Figure 40

Type locality.

Costa Rica, Heredia, Estación Biológica La Selva, 75 m, 10°26'N, 84°01'W, 24-25.ii.2011, J.S. Noyes leg.

Type specimen.

Holotype male dried and glued to a paper card. Original labels: "COSTA RICA, Heredia, E. La Selva, 75 m, 10°26'N, 84°01'W, 24-25.ii.2011, J.S. Noyes, NHM (Ent) 2011-93", "HOLOTYPE Eriastichus johnnoyesi Hansson" [red printed label], (NHMUK014431050.

Additional type material.

Paratypes 2♂♂ from same locality as holotype but collected 30-31.iii.2002 (1♂, MZLU:7039.2), 23-24.ii.2005 (1♂, NHMUK014431051).

Diagnosis

(male). Head dark brown, scape yellowish brown, pedicel and flagellum brown; ventral plaque on scape ca. 0.2 × as long as scape (Fig. 40 ), antenna with dorsobasal setae on F1 0.6 × as long as F1; gaster with lateral tufts of pale and flattened setae on Gt6.

Description

(male holotype NHMUK014431050). Length of body 1.1 mm (paratypes 1.0 mm). Head dark brown, scape yellowish brown, pedicel and flagellum brown, ventral plaque dark brown. Mesoscutum and mesoscutellum black, dorsellum and propodeum dark brown. Legs with coxae and hind femur dark brown, remaining parts of legs yellowish brown. Gaster dark brown.

Head. Length/width in frontal view 0.7; width/length in dorsal view 2.2; POL/OOL 3.0; WM/MS 1.3; MS/HE 0.5; HE/head length in frontal view 0.6; widths head/mesoscutum 1.2. Antenna. Pedicel + flagellum length/mesoscutum width 1.8; pedicel + flagellum length/head width 1.6; lengths scape/ventral plaque 5.0; ventral plaque located below the middle of scape; scape length/width 3.3; lengths scape/head (dorsal view) 0.5; scape length/HE 0.9; length/width F1, F2, F3, F4, clava: 2.3, 2.5, 2.3, 3.0, 7.8; length dorsobasal setae on F1/length F1 0.6. Mesosoma. Length/width 1.4; mesoscutum length/width 0.6; mesoscutellum length/width 0.7; widths SMG/SLG 1.4; enclosed space between SMG length/width 1.6; lengths mesoscutum/mesoscutellum 1.6; lengths mesoscutellum/dorsellum 2.6; lengths mesosoma/gaster 0.8. Wings. CC length/width 18.8; lengths CC/MV 0.9; lengths MV/ST 2.0; lengths MV/PM 4.0; lengths PM/ST 0.5; submarginal vein with four setae (four setae in paratypes) on dorsal surface. Gaster. With lateral tufts of pale and flattened setae on Gt6.

Etymology.

Named after John S. Noyes (NHMUK), collector of the material of this and several other species described here.

Figures

Figures 35 - 40. Eriastichus spp. head and antenna in lateral view, male holotypes 35 E. hilaris 36 E. maniatis 37 E. johnlasallei 38 E. nebulis 39 E. neonis 40 E. johnnoyesi.