Sporrongia marginata Hansson 2020, sp. nov.
Creators: name: Hansson, Christer
Publisher: name: Zenodo
Year: 2020
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hymenoptera
Eulophidae
Sporrongia
Sporrongia marginata

description: Sporrongia marginata Hansson, sp. nov.
(Figs 1–4, 11–14, 17–19, 23–26)
Diagnosis. Female flagellum white and scape dark brown (Fig. 3); female with mid and hind coxae white (Fig. 2); female gaster yellowish-white with a narrow dark brown band along lateral margins (Figs 1, 2).
Description. FEMALE. Length 1.0– 1.1 mm. Flagellum white, pedicel and scape dark brown (Fig. 3). Frons black with metallic dark purple tinges (Fig. 11). Vertex shiny black. Mesosoma black with metallic dark purple tinges (Fig. 19). Fore coxa dark brown, mid and hind coxae yellowish-white (Fig. 2); fore femur dark brown, mid femur with basal ½ yellowish-white and apical ½ dark brown, hind femur yellowish-white with apical tip dark brown; fore and hind tibiae yellowish-white, mid tibia with basal ½ yellowish-white and apical ½ dark brown; tarsi yellowish-brown. Fore wing hyaline (Fig. 2). Gaster yellowish-white with a narrow dark brown band along lateral margins (Figs 1, 2).
Antenna as in Figs 3, 4. Frons smooth with weak traces of reticulation (Fig. 12); antennal scrobes join on frontal suture. Vertex smooth (Fig. 17).
Mesoscutum with midlobe with posterior ⅔ predominantly smooth, anterior ⅓ and sidelobes with raised and strong reticulation (Fig. 18). Mesoscutellum with raised and strong reticulation (Fig. 18). Axillae with raised and strong reticulation (Figs 18, 24). Propodeum with a narrow and complete median carina (Fig. 25), surface with raised and weak reticulation; propodeal callus with two setae. Fore wing speculum very large and open below and towards base of wing (Fig. 1); submarginal vein with two setae on dorsal surface (Fig. 1).
Petiole not visible. Gaster round in dorsal view (Fig. 1).
Ratios. HE/MS/WM = 8.4/1.0/4.9; POL/OOL/POO = 54.0/11.0/1.0; WH/WT = 1.2; LW/LM/HW = 1.8/1.0/1.1; PM/ST= 1.0; MM/LG = 1.0–1.1.
MALE. Length 0.9–1.0 mm.
Flagellum pale brown. Coxae and femora dark brown; fore and hind tibiae yellowish-brown, mid tibia with basal ⅔ dark brown, apical ⅓ yellowish-brown. Gaster dark brown with a large ovate white spot in anterior ½. Co-lour otherwise as in female.
Antenna as in Figs 13, 14. Frons below frontal suture with stronger reticulation than in female (Figs 13, 14). Head otherwise as in female.
Mesosoma as in female.
Phallobase as in Fig. 26, i.e. with two digital spines and with parameral seta attached at apex of paramere.
Ratios. HE/MS/WM = 5.6/1.0/3.9; MM/LG = 0.9–1.0.
Variation. Apart from a small variation in size, no morphological variation was noted in the material examined.
Distribution. Costa Rica, Mexico.
Biology. Reared from round succulent galls on Andira inermis (Leguminosae).
Material examined. HOLOTYPE female in MZLU labelled “ COSTA RICA, Guanacaste, Hojancha, Reserva Forestal Monte Alto, Estación, 500 m, LN 221900_382500, 13.vi.2001, I. Jiménez, ex agallas rotundas suculentas, hojuelas de las hojas de Andira inermis ”. PARATYPES (33♀ 18♂ on cards): 31♀ 18♂ with same label data as ho-lotype (MZLU, MZUCR); 1♀ “ COSTA RICA, Puntarenas, Reserva Privada Karen Mogensen, 09°52’N 85°03’W, 305 m, 14-15.ii.2005, J.S. Noyes ” (NHM); 1♀ “ MEXICO, Guerrero, 2 miles east of Ocotito, 11.vii.1985, J.B. Woolley) (TAMU).
Etymology. From the Latin marginata = emarginated, referring to the dark lateral margins of female gaster.
description: Published as part of Hansson, Christer, 2020, The neotropical genus Sporrongia Gumovsky (Hymenoptera: Eulophidae) including two new species and the first biological record, pp. 73-82 in Zootaxa 4881 (1) on pages 75-77, DOI: 10.11646/zootaxa.4881.1.4, http://zenodo.org/record/4425787