Tetrastichus incanus, 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 incanus sp. n.

Materials

Type status: Holotype. Occurrence: occurrenceDetails: http://www.boldsystems.org/index.php/API_Public/specimen?ids=BC-ZSM-HYM-21587-G06; catalogNumber: BC-ZSM-HYM-21587-G06 ; recordNumber: BC-ZSM-HYM-21587-G06; recordedBy: C.Hansson; individualID: BC-ZSM-HYM-21587-G06; individualCount: 1; sex: female; lifeStage: adult; Taxon: scientificName: Tetrastichusincanus; phylum: Arthropoda; class: Insecta; order: Hymenoptera; family: Eulophidae; genus: Tetrastichinae; taxonRemarks: Holotype deposited in MZLU; Location: country: Sweden; decimalLatitude: 55.792; decimalLongitude: 13.654; Record Level: type: PhysicalObject; language: en; institutionCode: MZLU; basisOfRecord: PreservedSpecimen Type status: Paratype. Occurrence: occurrenceDetails: http://www.boldsystems.org/index.php/API_Public/specimen?ids=BC-ZSM-HYM-29751-B08; catalogNumber: BC-ZSM-HYM-29751-B08 ; recordNumber: BC-ZSM-HYM-29751-B08; recordedBy: C. Hansson; individualID: BC-ZSM-HYM-29751-B08; individualCount: 1; sex: female; lifeStage: adult; Taxon: scientificName: Tetrastichusincanus; phylum: Arthropoda; class: Insecta; order: Hymenoptera; family: Eulophidae; genus: Tetrastichinae; Location: country: Sweden; decimalLatitude: 55.6861; decimalLongitude: 13.4611; 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-22523-D11; catalogNumber: BC-ZSM-HYM-22523-D11 ; recordNumber: BC-ZSM-HYM-22523-D11; recordedBy: Swedish Malaise Trap Project; individualID: BC-ZSM-HYM-22523-D11; individualCount: 1; sex: female; lifeStage: adult; Taxon: scientificName: Tetrastichusincanus; phylum: Arthropoda; class: Insecta; order: Hymenoptera; family: Eulophidae; genus: Tetrastichinae; Location: country: Sweden; decimalLatitude: 56.943; decimalLongitude: 15.946; 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-29814-B02; catalogNumber: BC-ZSM-HYM-29814-B02 ; recordNumber: BC-ZSM-HYM-29814-B02; recordedBy: C. Hansson; individualID: BC-ZSM-HYM-29814-B02; individualCount: 1; sex: female; lifeStage: adult; Taxon: scientificName: Tetrastichusincanus; phylum: Arthropoda; class: Insecta; order: Hymenoptera; family: Eulophidae; genus: Tetrastichinae; Location: country: Sweden; decimalLatitude: 55.705; decimalLongitude: 13.4886; 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-26563-F08; catalogNumber: BC-ZSM-HYM-26563-F08 ; recordNumber: BC-ZSM-HYM-26563-F08; recordedBy: C. Hansson; individualID: BC-ZSM-HYM-26563-F08; individualCount: 1; sex: male; lifeStage: adult; Taxon: scientificName: Tetrastichusincanus; phylum: Arthropoda; class: Insecta; order: Hymenoptera; family: Eulophidae; genus: Tetrastichinae; Location: country: Sweden; decimalLatitude: 55.6619; decimalLongitude: 13.5472; 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-22523-D10; catalogNumber: BC-ZSM-HYM-22523-D10 ; recordNumber: BC-ZSM-HYM-22523-D10; recordedBy: Swedish Malaise Trap Project; individualID: BC-ZSM-HYM-22523-D10; individualCount: 1; sex: female; lifeStage: adult; Taxon: scientificName: Tetrastichusincanus; phylum: Arthropoda; class: Insecta; order: Hymenoptera; family: Eulophidae; genus: Tetrastichinae; Location: country: Sweden; decimalLatitude: 56.943; decimalLongitude: 15.946; 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-27493-H01; catalogNumber: BC-ZSM-HYM-27493-H01 ; recordNumber: BC-ZSM-HYM-27493-H01; recordedBy: SMTP; individualID: BC-ZSM-HYM-27493-H01; individualCount: 1; sex: female; lifeStage: adult; Taxon: scientificName: Tetrastichusincanus; phylum: Arthropoda; class: Insecta; order: Hymenoptera; family: Eulophidae; genus: Tetrastichinae; Location: country: Sweden; decimalLatitude: 63.122; decimalLongitude: 15.07; 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-22523-E04; catalogNumber: BC-ZSM-HYM-22523-E04 ; recordNumber: BC-ZSM-HYM-22523-E04; recordedBy: Swedish Malaise Trap Project; individualID: BC-ZSM-HYM-22523-E04; individualCount: 1; sex: female; lifeStage: adult; Taxon: scientificName: Tetrastichusincanus; phylum: Arthropoda; class: Insecta; order: Hymenoptera; family: Eulophidae; genus: Tetrastichinae; Location: country: Sweden; decimalLatitude: 56.943; decimalLongitude: 15.946; 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-G08; catalogNumber: BC-ZSM-HYM-29813-G08 ; recordNumber: BC-ZSM-HYM-29813-G08; recordedBy: A.Jansson; individualID: BC-ZSM-HYM-29813-G08; individualCount: 1; sex: F; lifeStage: Adult; associatedMedia: http://www.boldsystems.org/pics/BCHYM/BC-ZSM-HYM-29813-G08+1516986306.jpg; Taxon: scientificName: Tetrastichusincanus; phylum: Arthropoda; class: Insecta; order: Hymenoptera; family: Eulophidae; genus: Tetrastichus; Location: country: Sweden; locality: Oerebro ; decimalLatitude: 59.2753; decimalLongitude: 15.2134; Identification: identifiedBy: Christer Hansson Type status: Paratype. Occurrence: occurrenceDetails: http://www.boldsystems.org/index.php/API_Public/specimen?ids=BC-ZSM-HYM-29813-H01; catalogNumber: BC-ZSM-HYM-29813-H01 ; recordNumber: BC-ZSM-HYM-29813-H01; recordedBy: A.Jansson; individualID: BC-ZSM-HYM-29813-H01; individualCount: 1; sex: M; lifeStage: Adult; associatedMedia: http://www.boldsystems.org/pics/BCHYM/BC-ZSM-HYM-29813-H01+1516986310.jpg; Taxon: scientificName: Tetrastichusincanus; phylum: Arthropoda; class: Insecta; order: Hymenoptera; family: Eulophidae; genus: Tetrastichus; Location: country: Sweden; locality: Oerebro ; decimalLatitude: 59.2753; decimalLongitude: 15.2134; Identification: identifiedBy: Christer Hansson Type status: Paratype. Occurrence: occurrenceDetails: http://www.boldsystems.org/index.php/API_Public/specimen?ids=BC-ZSM-HYM-29813-A02; catalogNumber: BC-ZSM-HYM-29813-A02 ; recordNumber: BC-ZSM-HYM-29813-A02; recordedBy: A.Jansson; individualID: BC-ZSM-HYM-29813-A02; individualCount: 1; sex: F; lifeStage: Adult; associatedMedia: http://www.boldsystems.org/pics/BCHYM/BC-ZSM-HYM-29813-A02+1516986318.jpg; Taxon: scientificName: Tetrastichusincanus; phylum: Arthropoda; class: Insecta; order: Hymenoptera; family: Eulophidae; genus: Tetrastichus; Location: country: Sweden; locality: Bispgarden ; decimalLatitude: 63.0271; decimalLongitude: 16.6245; Identification: identifiedBy: Christer Hansson

Description

FEMALE holotype (Fig. 32). Body length 2.2 mm (paratypes 1.5-2.2 mm). Head. Width/length in dorsal view 2.3, width/length in frontal view 1.3, POL/OOL 2.1, widths head/mesosoma 1.0, mouth width/malar space 1.1, malar space/eye height 0.9. Antenna. Scape length/eye height 1.0, pedicel+flagellum length/mesosoma width 1.3, length/width F1, F2, F3 2.2, 2.5, 2.2, clava length/width 3.8, lengths pedicel/F1 0.5, lengths F1/F2 1.0, F1/F3 1.1, lengths F1, F2, F3/clava 0.5, 0.5, 0.5, widths F1/pedicel (dorsal view) 1.1, lengths antennal spicule/C3 0.3. Mesosoma. Length/width 1.5, mesoscutal mid-lobe length/width 0.9 (width measured in anterior part), mid-lobe with median groove in posterior ¾, with six adnotaular setae on each side, lengths mesoscutum/mesoscutellum (measured medially) 1.1, mesoscutellum length/width 0.9, length/width of enclosed space between submedian grooves 2.6, distance between SMG/distance between SMG and SLG 1.6, lengths dorsellum/propodeum (measured medially) 0.7, propodeum with strong reticulation, propodeal callus with three setae. Fore wing. Costal cell length/width 9.0, lengths costal cell/marginal vein 1.0, lengths marginal/stigmal veins 3.1. Gaster. Subcircular to ovate, length/width 1.5, lengths gaster/mesosoma 1.1, Gt7 length/width 0.3, length of 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, pedicel and flagellum dark brown, tegulae black with metallic tinge, wings hyaline with veins yellowish-white, coxae and femora concolorous with body, trochanters black, tibiae yellowish-brown, tarsi yellowish-brown, mid and hind tarsi with T4 brown.

Variation. Paratypes with body metallic blue or blue-green.

MALE (Fig. 32). Body length 1.7 mm. Head. Width/length in dorsal view 2.2, width/length in frontal view 1.3, eye height/malar space 1.2, mouth width/malar space 1.0, widths head/mesosoma 1.1. Antenna. F1-F4 without basal whorls of setae, scape length/eye height 1.0, scape length/width 2.7, ventral plaque placed in central part of scape, lengths ventral plaque/scape 0.7, pedicel+flagellum length/mesosoma width 1.7, length/width F1, F2, F3, F4 1.9, 2.3, 2.4, 2.4, clava length/width 4.9, lengths pedicel/F1 0.8, lengths F1/F2 0.8, F1/F3 0.8, F1/F4 0.8, lengths F1, F2, F3, F4/clava 0.3, 0.4, 0.4, 0.4.

Colour. Similar to female, but with scape dark brown. Body metallic blue-green.

Diagnosis

Mid and hind tibiae yellowish-brown; mesoscutellum with distance between submedian grooves 1.6 × distance between submedian and sublateral grooves; female with malar space 0.9 × height of eye, antenna with F2 2.5 ×, F3 2.2 × and clava 3.8 × as long as wide; male antenna with scape 2.7 × and clava 4.9 × as long as wide and scape length 1.0 × height of eye.

Distribution

Sweden.

Notes

Holotype deposited in MZLU, paratypes in MZLU, SMTP.

Host

Unknown.