Closterocerus porphyriops, Hansson, 2022

Hansson, Christer, 2022, Eulophidae Of Costa Rica (Hymenoptera: Chalcidoidea), 4 The Genus Closterocerus Westwood S. Str., Taxonomic Monographs on Neotropical Hymenoptera (Oxford, England) 1 (1), pp. 1-137 : 69

Closterocerus porphyriops sp.nov.

( Figs 143, 144 )

Diagnosis. Antenna flattened, scape widest at apex ( Fig. 144 ); pronotal collar with a carina along anterior margin ( Fig. 143 ); midlobe of mesoscutum with three pairs of setae ( Fig. 143 ); hind tarsus with T1 dark brown, T2–4 white ( Fig. 143 ); fore wing hyaline with median one-third and apical margin infuscate ( Figs 143, 144 ); length of body female 1.1mm.

Female holotype: length of body 1.1mm.

Antenna dark brown. Frons golden-green. Vertex metallic purple. Mesoscutum and dorsellum metallic purple. Mesoscutellum golden-green with lateral and posterior margins metallic purple. Propodeum dark brown with metallic tinges. Coxae, femora, mid and hind tibiae dark brown; fore tibia, fore and mid tarsi white, hind tarsus with T1 dark brown, T2–4 white. Fore wing hyaline with median one-third and apical margin infuscate, hind wing hyaline. Petiole dark brown. Gaster with Gt 1 metallic purple, remaining tergites dark brown.

Antenna flattened, scape widest at apex. Frons and vertex with strong reticulation. Fronto-facial suture V-shaped. Subtorular sutures present. Occipital margin rounded.

Pronotal collar with a carina along anterior margin. Mesoscutum with strong reticulation; notauli distinct in anterior two-thirds; midlobe with three pairs of setae. Mesoscutellum ±flat, with relatively weak reticulation. Dorsellum convex and smooth. Propodeum with weak reticulation, without median carina; 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 short-ovate; tergites smooth.

Relative measurements: head length dorsal 16; head length frontal 20; head width 31; POL 5; OOL 2.5; lateral ocellus maximum width 2.5; eye length 15.5; malar space 5; mouth width 6; mesosoma length 36; mesosoma width 26; mesoscutellum length 15.5; mesoscutellum width 15.5; fore wing length 55; fore wing width 32; marginal vein length 29; postmarginal vein length 1.5; stigmal vein length 5; fore wing marginal fringe length 5; gaster length 35; gaster width 25.

Male. Unknown.

Hosts. Unknown.

Distribution. Venezuela.

Material examined.

Type material. Holotype ♀ “ VENEZUELA: Araqua , Rancho Grande, 28.v.1990, 3650´, J.B. Woolley, 90/003” ( TAMU).

Etymology. From the Greek porphyrio = purple, violet, and ops = appearance, referring to the colour of mesoscutum.

Figures

Figs 143–146. Closterocerus spp. C. porphyriops, holotype ♀ – (143) habitus dorsal view; (144) habitus lateral view. C. pulcher, holotype ♀ – (145) habitus dorsal view; (146) antenna lateral view. The images of C. pulcher (type no. 5.3575) are ©The Trustees of the Natural History Museum, London, and made available to you under Creative Commons License 4.0 (https://creativecommons.org/licenses/by/4.0/).