Loboscelidia vang, Hisasue & Pham & Mita, 2023

Hisasue, Yu, Pham, Thai-Hong & Mita, Toshiharu, 2023, Taxonomic revision of the genus Loboscelidia Westwood, 1874 (Hymenoptera: Chrysididae: Loboscelidiinae) from Vietnam, European Journal of Taxonomy 887 (1), pp. 1-68 : 51-54

publication ID

https://doi.org/ 10.5852/ejt.2023.887.2203

publication LSID

lsid:zoobank.org:pub:788AE14A-0698-4C42-819C-BC2412F76FCA

DOI

https://doi.org/10.5281/zenodo.8224938

persistent identifier

https://treatment.plazi.org/id/7FEE8B5C-8DED-4602-9418-E60F91693BC3

taxon LSID

lsid:zoobank.org:act:7FEE8B5C-8DED-4602-9418-E60F91693BC3

treatment provided by

Felipe

scientific name

Loboscelidia vang
status

sp. nov.

Loboscelidia vang sp. nov.

urn:lsid:zoobank.org:act:7FEE8B5C-8DED-4602-9418-E60F91693BC3

Figs 23 View Fig , 25P View Fig

Etymology

The specific name is derived from the Vietnamese word ‘vàng’ meaning ‘yellow’, referring to the yellowish body color.

Type material

Holotype VIETNAM • ♂; Bac Giang Province, Tay Yen Tu NR ; 21°10′52.33″ N, 106°43′24.3″ E; 8 Jul. 2014; K. Tsujii leg.; VNMN. GoogleMaps

Paratype VIETNAM • 1 ♂; same collection data as for holotype but 9 Jul. 2014; T. Mita leg.; VNMN GoogleMaps .

Description

Male ( Fig. 23A View Fig )

MEASUREMENTS. Body length 3.1 mm; forewing length 3.2 mm.

HEAD. Head ( Fig. 23B–D View Fig ) 1.8 times as long as high, as long as wide; inner ocular length 0.61 times as long as head width; frontal projection triangular in frontal view ( Fig. 23B View Fig ); apical margion of frontal projection depressed ( Fig. 23C View Fig ); frons polished and unpunctured; frons with low ridge extending from vertex along inner orbit of eye ( Fig. 23C View Fig ); frons with distinct carinae towards median ocellus ( Fig. 23C View Fig ); frons with indistinct frontal line ( Fig. 23C View Fig ); spraclypeal area with transverse carinae ( Fig. 23B View Fig ); temple 1.6 times as long as MOD ( Fig. 23C View Fig ); POL 1.4 times as long as MOD; OOL 0.96 times as long as MOD; LOL 0.40 times as long as MOD; behind ocelli with transverse depression ( Fig. 23C View Fig ); cervical expansion strongly convex in lateral view ( Fig. 23D View Fig ); basal part of cervical expansion strongly constricted in dorsal view ( Fig. 23C View Fig ); scape 3.8 times as long as wide; scape with longitudinal grooves; scape with transparent flange; F1 1.8 times as long as wide; F2 1.7 times as long as wide; F11 3.5 times as long as wide; relative length of F1–F11: 1.0: 1.2: 1.1: 1.1: 1.1: 1.1: 1.1: 1.2: 1.2: 1.2: 1.7.

MESOSOMA. Pronotum 0.81 times as long as posterior width of pronotum ( Fig. 23F View Fig ); posterior width of pronotum 1.5 times as wide as anterior width and as wide as head width; dorsolateral surface of pronotu carinate ( Fig. 23A View Fig ); notauli of scutum parallel, reaching posterior margin ( Fig. 23G View Fig ); scutellum polished and punctured ( Fig. 23G View Fig ); apico-lateral area of scutellum without longitudinal grooves ( Fig. 23G View Fig ); metanotum with medial ridge ( Fig. 23G View Fig ); scrobal sulcus present, strongly depressed ( Fig. 23A View Fig ); metanotum 0.52 times as long as scutellum ( Fig. 23G View Fig ); propodeal angle weakly developed; propodeum without transverse carina above foramen.

WINGS. Forewing ( Fig. 23E View Fig ) with M straight; cu-a absent; A extending Cu+M; R1 0.44 times as long as R; Rs 1.9 times as long as R.

LEGS. Tibiae carinate; flange on forefemur 0.53 times longer, 0.85 times wider than tubular part of forefemur; flange on foretibia 0.40 times longer, 0.43 times wider than tubular part of foretibia; flange on midfemur 0.49 times longer, as wide as tubular part of midfemur; flange on midtibia 0.72 times longer, 0.25 times wider than tubular part of midtibia; hindcoxa 2.2 times as long as hind trochanter; hindcoxa dorso-laterally carinate; basal part of hindfemur strongly producing; hindfemur basally stout, apparently wider than distal part; ventral margin of hindfemur flat; outer surface of hindfemur smooth; flange on hindfemur 0.43 times longer, 0.83 times wider than tubular part of hindfemur; flange on hindtibia 0.57 times longer, 0.55 times wider than tubular part of hindtibia; hind tarsal claw with one median tooth, reaching tarsal claw ( Fig. 25 View Fig ).

PILOSITY. Lower gena with sparse suberect simple setae ( Fig. 23D View Fig ); cervical expansion without setae ( Fig. 23C View Fig ); scape with sparse suberect simple setae; pedicel with sparse suberect simple setae; lateral surface of pronotum with sparse suberect simple setae ( Fig. 23A View Fig ); forecoxa and foretrochanter with sparse suberect simple setae; foretrochanter with sparse suberect simple setae; midcoxa and midtrochanter with sparse suberect simple setae; midfemur and midtibia with sparse decumbent and suberect simple and cuneate setae; hindcoxa with sparse decumbent simple setae; hindtrochanter with sparse suberect simple setae; hindfemur and hindtibia with sparse decumbent and suberect simple and cuneate setae.

COLORATION. Body yellowish brown; antenna yellowish brown; legs yellowish brown; flanges yellowish brown; ribbon-like setae whitish yellow.

Female

Unknown.

Distribution

Vietnam (Northern Vietnam) ( Fig. 29 View Fig ).

Remarks

Loboscelidia vang sp. nov. resembles L. collaris Fouts, 1922 in having the following characteristics: yellowish brown body color; basal part of cervical expansion strongly constricted in dorsal view; and carinated dorso-lateral surface of pronotum. However, it can be distinguished by the following characteristics: rectangular frontal projection (triangular in L. collaris ); scape more than 3.5 times as long as wide (less than 3.0 times as long as wide in L. collaris ); F1 and F2 less than twice as long as wide (more than twice as long as wide in L. collaris ); temple longer than MOD (shorter than MOD in L. collaris ); and straight M vein (curved in L. collaris ).

VNMN

Vietnam National Museum of Nature

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hymenoptera

SubOrder

Apocrita

SuperFamily

Chrysidoidea

Family

Chrysididae

SubFamily

Loboscelidiinae

Genus

Loboscelidia

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