Tetrastichus calmius, Hansson & Schmidt, 2020

Hansson, Christer & Schmidt, Stefan, 2020, A revision of European species of the genus Tetrastichus Haliday (Hymenoptera: Eulophidae) using integrative taxonomy, Biodiversity Data Journal 8, pp. 59177-59177 : 59177

Tetrastichus calmius sp. n.

Materials

Type status: Holotype. Occurrence: occurrenceDetails: http://www.boldsystems.org/index.php/API_Public/specimen?ids=BC-ZSM-HYM-29751-B09; catalogNumber: BC-ZSM-HYM-29751-B09 ; recordNumber: BC-ZSM-HYM-29751-B09; recordedBy: C. Hansson; individualID: BC-ZSM-HYM-29751-B09; individualCount: 1; sex: female; lifeStage: adult; Taxon: scientificName: Tetrastichuscalmius; phylum: Arthropoda; class: Insecta; order: Hymenoptera; family: Eulophidae; genus: Tetrastichinae; taxonRemarks: Holotype deposited in MZLU; Location: country: Sweden; decimalLatitude: 55.6861; decimalLongitude: 13.4611; Record Level: type: PhysicalObject; language: en; institutionCode: MZLU; basisOfRecord: PreservedSpecimen

Description

FEMALE holotype (Fig. 18). Body length 1.7 mm. Head. Width/length in dorsal view 2.0, width/length in frontal view 1.2, POL/OOL 1.9, widths head/mesosoma 1.1, mouth width/malar space 1.0, malar space/eye height 0.8. Antenna. Scape length/eye height 1.0, pedicel+flagellum length/mesosoma width 1.4, length/width F1, F2, F3 2.0, 2.1, 2.1, clava length/width 3.8, lengths pedicel/F1 0.8, lengths F1/F2 0.9, F1/F3 0.9, lengths F1, F2, F3/clava 0.4, 0.5, 0.5, widths F1/pedicel (dorsal view) 1.0, lengths antennal spicule/C3 0.2. Mesosoma. Length/width 1.5, mesoscutal mid-lobe length/width 1.0 (width measured in anterior part), mid-lobe with a weak median groove, with seven adnotaular setae on each side, lengths mesoscutum/mesoscutellum (measured medially) 1.2, lengths dorsellum/propodeum (measured medially) 0.7, mesoscutellum length/width 0.9, length/width of enclosed space between submedian grooves 2.7, distance between SMG/distance between SMG and SLG 1.4, propodeum with strong reticulation, propodeal callus with four setae. Fore wing. Costal cell length/width 10.7, lengths costal cell/marginal vein 1.0, lengths marginal/stigmal veins 2.8. Gaster. Ovate, length/width 1.6, lengths gaster/mesosoma 1.1, Gt7 length/width 0.6, lengths longest cercal seta/next longest seta 1.4, longest cercal seta straight, ovipositor sheaths not reaching apex of Gt7.

Colour. Body golden-green, scape yellowish-brown with dorsal edge dark brown, pedicel and flagellum dark brown, tegulae black with metallic tinge, wings hyaline with venation yellowish-white, coxae and femora concolorous with body, trochanters black, tibiae yellowish-brown, fore tarsus brown, mid and hind tarsi with T1-3 yellowish-brown, T4 brown.

MALE. Unknown.

Diagnosis

Antennal clava 3.8 ×, F1 1.0 × and F2 2.1 × as long as wide, F1 1.3 × as long as pedicel; ratio POL/OOL = 1.9; length/width of enclosed space between submedian grooves 2.7.

Distribution

Sweden.

Notes

Holotype deposited in MZLU.

Host

Unknown.