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

description: Closterocerus concinnus sp.nov.   
(Figs 77, 78)  
 Diagnosis. Antenna not flattened, scape narrow, white with weak infuscation (Fig. 78); pronotal collar without a carina along anterior margin (Fig. 77); mesoscutum and mesoscutellum with strong and dense reticulation (Fig. 77); midlobe of mesoscutum with two pairs of setae (Fig. 77); fore wing hyaline with area below stigmal vein weakly infuscate (Fig. 77); legs white (Fig. 78); length of body female 1.1–1.3mm.   
Female holotype: length of body 1.3mm.  
 Antenna white with weak infuscations. Frons metallic bluish-green. Vertex metallic purple. Mesoscutum, mesoscutellum and propodeum metallic bluish-purple; dorsellum metallic purple. Legs white. Fore wing hyaline with area below stigmal vein with weak infuscation, hind wing hyaline. Petiole dark brown. Gaster with Gt 1 metallic purple, Gt 2-3 dark brown medially and metallic purple laterally, Gt 4,7 dark brown, Gt 5 metallic bluish-purple with median part dark brown, Gt 6 metallic bluish-purple.   
Antenna not flattened, scape narrow. Frons with strong reticulation. Vertex with strong reticulation. Frontofacial suture V-shaped. Subtorular sutures present. Occipital margin rounded.  
Pronotal collar without a carina along anterior margin. Mesoscutum with strong reticulation; notauli distinct in anterior two-thirds; midlobe with two pairs of setae. Mesoscutellum flat, with strong reticulation. Dorsellum convex with strong reticulation. Propodeum with rather strong reticulation; callus with two setae. Fore wing speculum closed; with a stigmal hairline and with radial cell bare.  
Petiole very short, just a narrow band. Gaster ovate; tergites with strong reticulation.  
Relative measurements: head length dorsal 14; head length frontal 17; head width 27; POL 4; OOL 2.5; lateral ocellus maximum width 2.5; eye length 15; malar space 2.5; mouth width 7; mesosoma length 29; mesosoma width 22; mesoscutellum length 12; mesoscutellum width 13.5; fore wing length 45; fore wing width 28; marginal vein length 21; postmarginal vein length 2; stigmal vein length 4.5; fore wing marginal fringe length 3; gaster length 34; gaster width 24.  
Variation in paratype material. Length of body: 1.1–1.3mm. The paratypes are similar to the holotype.  
Male. Unknown.  
 Hosts. Unknown.   
 Distribution. Dominican Republic.   
 Material examined.   
Type material. Holotype ♀ “ DOMINICAN REPUBLIC: Prov. Pedernales, Sta Bahoruco, Alcoa Road, 530-750m, 14.vii.1990, L. Masner ” (CNC). Paratypes (2♀, CNC, NHMUK): 1♀ “ DOMINICAN REPUBLIC: Sierra de Bahoruca, Alcoa Road, 18.i.1989, montane dry forest, L.Masner ”; 1♀ “ DOMINICAN REPUBLIC: Barahonia, 4km N Paraiso, 150m, 22.iii.1991, L.Masner ”.  
 Etymology. From the Latin concinnus = elegant.
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 40-41, DOI: 10.5281/zenodo.6464279