Tetrastichus lycus, 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 lycus sp. n.

Materials

Type status: Holotype. Occurrence: occurrenceDetails: http://www.boldsystems.org/index.php/API_Public/specimen?ids=BC-ZSM-HYM-27770-B05; catalogNumber: BC-ZSM-HYM-27760-B05 ; recordNumber: BC-ZSM-HYM-27760-B05; recordedBy: J.S. Noyes; individualID: BC-ZSM-HYM-27770-B05; individualCount: 1; sex: female; lifeStage: adult; Taxon: scientificName: Tetrastichuslycus; phylum: Arthropoda; class: Insecta; order: Hymenoptera; family: Eulophidae; genus: Tetrastichinae; taxonRemarks: Holotype deposited in NHM; Location: country: Romania; decimalLatitude: 47.2442; decimalLongitude: 27.4828; Record Level: type: PhysicalObject; language: en; institutionCode: NHM; basisOfRecord: PreservedSpecimen Type status: Paratype. Occurrence: occurrenceDetails: http://www.boldsystems.org/index.php/API_Public/specimen?ids=BC-ZSM-HYM-27768-G09; catalogNumber: BC-ZSM-HYM-27768-G09 ; recordNumber: BC-ZSM-HYM-27768-G09; recordedBy: J.S. Noyes; individualID: BC-ZSM-HYM-27768-G09; individualCount: 1; sex: female; lifeStage: adult; Taxon: scientificName: Tetrastichuslycus; phylum: Arthropoda; class: Insecta; order: Hymenoptera; family: Eulophidae; genus: Tetrastichinae; Location: country: Romania; decimalLatitude: 47.244; decimalLongitude: 27.483; Record Level: type: PhysicalObject; language: en; basisOfRecord: PreservedSpecimen Type status: Paratype. Occurrence: occurrenceDetails: http://www.boldsystems.org/index.php/API_Public/specimen?ids=BC-ZSM-HYM-29813-F08; catalogNumber: BC-ZSM-HYM-29813-F08 ; recordNumber: BC-ZSM-HYM-29813-F08; recordedBy: Munro et al; individualID: BC-ZSM-HYM-29813-F08; individualCount: 1; sex: female; lifeStage: adult; Taxon: scientificName: Tetrastichuslycus; phylum: Arthropoda; class: Insecta; order: Hymenoptera; family: Eulophidae; genus: Tetrastichinae; Location: country: Italy; decimalLatitude: 41.6552; decimalLongitude: 12.9896; Record Level: type: PhysicalObject; language: en; institutionCode: UCRC; basisOfRecord: PreservedSpecimen Type status: Paratype. Occurrence: occurrenceDetails: http://www.boldsystems.org/index.php/API_Public/specimen?ids=BC-ZSM-HYM-29813-F07; catalogNumber: BC-ZSM-HYM-29813-F07 ; recordNumber: BC-ZSM-HYM-29813-F07; recordedBy: Munro et al; individualID: BC-ZSM-HYM-29813-F07; individualCount: 1; sex: female; lifeStage: adult; Taxon: scientificName: Tetrastichuslycus; phylum: Arthropoda; class: Insecta; order: Hymenoptera; family: Eulophidae; genus: Tetrastichinae; Location: country: Italy; decimalLatitude: 41.6552; decimalLongitude: 12.9896; Record Level: type: PhysicalObject; language: en; institutionCode: UCRC; basisOfRecord: PreservedSpecimen

Description

FEMALE holotype (Fig. 50). Body length 1.6 mm (paratypes 1.6-1.7 mm). Head. Width/length in dorsal view 2.5, width/length in frontal view 1.3, POL/OOL 1.8, widths head/mesosoma 1.1, mouth width/malar space 1.1, malar space/eye height 0.8. Antenna. Scape length/eye height 1.0, pedicel+flagellum length/mesosoma width 1.2, length/width F1, F2, F3 1.4, 1.4, 1.8, clava length/width 3.8, lengths pedicel/F1 0.9, lengths F1/F2 1.0, F1/F3 0.9, lengths F1, F2, F3/clava 0.4, 0.4, 0.5, widths F1/pedicel (dorsal view) 1.4, lengths antennal spicule/C3 0.2. Mesosoma. Length/width 1.4, mesoscutal mid-lobe length/width 0.9 (width measured in anterior part), mid-lobe with a median groove in posterior ⅔, with three adnotaular setae on each side, lengths mesoscutum/mesoscutellum (measured medially) 1.3, mesoscutellum length/width 0.9, length/width of enclosed space between submedian grooves 2.5, distance between submedian/distance between submedian and sublateral grooves 1.3, lengths dorsellum/propodeum 0.7, propodeum with strong reticulation, propodeal callus with two setae. Fore wing. Costal cell length/width 10.1, lengths costal cell/marginal vein 0.9, lengths marginal/stigmal veins 2.9. Gaster. Ovate, length/width 1.5, lengths gaster/head+mesosoma 0.8, Gt7 length/width 0.4, ovipositor sheaths not reaching apex of Gt7.

Colour. Body with weak golden-green tinges, entire antenna dark brown, tegulae dark brown, wings hyaline with venation yellowish-brown to brown, coxae and femora concolorous with body, trochanters dark brown, tibiae pale brown, fore tarsus brown, mid and hind tarsi yellowish-brown with T4 brown.

MALE. Unknown.

Diagnosis

Female gaster ovate, 1.5 × as long as wide. See key for separation from similar species.

Distribution

Italy, Romania.

Ecology

Host

Unknown.

Notes

Holotype deposited in NHM, paratypes in NHM, UCRC.