Closterocerus brillante Hansson 2022, sp.nov.
Creators: name: Hansson, Christer
Publisher: name: Zenodo
Year: 2022
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hymenoptera
Eulophidae
Closterocerus
Closterocerus brillante

description: Closterocerus brillante sp.nov.   
(Figs 34, 35)  
 Diagnosis. Antenna with scape, pedicel and F1–3 dark brown, F4–5 whitish, scape flattened and widest at apex, flagellum not flattened, F5 long and narrow (Fig. 35); pronotal collar without a carina along anterior margin (Fig. 34); midlobe of mesoscutum with one pair of strong white setae (Figs 34, 35); vertex, mesoscutum and mesoscutellum with very weak reticulation, shiny (Fig. 34); fore wing hyaline with area below stigmal vein infuscate, speculum open below and towards base of wing (Fig. 35); length of body female 0.9mm.   
Female holotype: length of body 0.9mm.  
 Antenna with scape, pedicel and F1–3 dark brown, F4–5 whitish. Frons below frontofacial suture metallic blue, above suture metallic purple. Vertex golden-green. Mesoscutum with midlobe golden-green with anterior one-third golden-red, sidelobes metallic bluish-purple. Mesoscutellum golden-red with lateral and posterior margins golden-green. Setae on mesoscutum and mesoscutellum white. Dorsellum and propodeum metallic purple. Legs with coxae dark brown; fore and mid femora infuscate, hind femur dark brown; fore and mid tibiae white, hind tibia dark brown with apical one-third white; tarsi white. Fore wing hyaline with area below stigmal vein infuscate; hind wing hyaline. Petiole dark brown. Gaster with Gt 1,6 metallic bluish-purple, remaining tergites golden-purple.   
Antenna with scape flattened and widest at apex, pedicel and flagellum not flattened, F5 long and narrow. Frons with strong reticulation; frontofacial suture V-shaped. Vertex with very weak reticulation, shiny. Subtorular sutures present. Occipital margin rounded.  
Pronotal collar without a carina along anterior margin. Mesoscutum with very weak reticulation, shiny; notauli distinct in anterior one-third; midlobe with one pair of strong setae. Mesoscutellum with weak reticulation. Dorsellum convex and smooth. Propodeum smooth, without median carina; callus with two setae. Fore wing speculum open below and towards base of wing; with a stigmal hairline, radial cell bare.  
Petiole very short, just a narrow band. Gaster ovate; tergites smooth.  
Relative measurements: head length dorsal 12; head length frontal 16; head width 24; POL 4.5; OOL 2; lateral ocellus maximum width 2; eye length 13.5; malar space 3.5; mouth width 7; mesosoma length 30; mesosoma width 23; mesoscutellum length 12; mesoscutellum width 14; fore wing length 52; fore wing width 29; marginal vein length 25; postmarginal vein length 2; stigmal vein length 5.5; fore wing marginal fringe length 7.5; gaster length 30; gaster width 21.  
Male. Unknown.  
 Hosts. Unknown.   
 Distribution. Costa Rica.   
 Material examined.   
Type material. Holotype ♀ “ COSTA RICA: Puntarenas, Estación Altamira, Send. Los Gigantes, 1450m, 9º02’N, 83º00’W, 7.ii-5.iii.2002, C. Hansson & Parataxonomos” (MZLU)  
 Etymology. From the Spanish brillante = shining, referring to the appearance of vertex, mesoscutum and mesoscutellum.
description: Published as part of Hansson, Christer, 2022, Eulophidae Of Costa Rica (Hymenoptera: Chalcidoidea), 4 The Genus Closterocerus Westwood S. Str., pp. 1-137 in Taxonomic Monographs on Neotropical Hymenoptera (Oxford, England) (Oxford, England) 1 (1) on pages 31-32, DOI: 10.5281/zenodo.6464279