Loboscelidia, Westwood, 1874

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 : 24-26

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.8224866

persistent identifier

https://treatment.plazi.org/id/03BAC057-6E29-363D-97D6-FEDDFE378A12

treatment provided by

Felipe

scientific name

Loboscelidia
status

 

Loboscelidia View in CoL View at ENA do sp. nov.

urn:lsid:zoobank.org:act:40BF901C-8D8D-4051-B7F6-1669ABD7E85A

Fig. 11 View Fig , 25G View Fig

Etymology

The specific name is derived from the Vietnamese word, ‘ do ’ for ‘red’, referring to the reddish body color.

Type material

Holotype VIETNAM • ♂; Bac Kan Province, Ba Be NP ; 22°24′43.34″ N, 105°36′54.76″ E; 4 Jul. 2014; K. Tsujii leg.; VNMN. GoogleMaps

Paratypes VIETNAM • 1 ♂; same collection data as for holotype; VNMN GoogleMaps 1 ♂; Bac Giang Province, Tay Yen Tu NR ; 21°10′52.33″ N, 106°43′24.3″ E; 7 Jul. 2014; T. Mita leg.; VNMN GoogleMaps .

Description

Male ( Fig. 11A View Fig )

MEASUREMENTS. Body length 3.3–3.9 mm; forewing length 3.3–3.7 mm.

HEAD. Head ( Fig. 11B–D View Fig ) 1.9–2.3 times as long as high, 1.3 times as long as wide; inner ocular length 0.58–0.59 times as long as head width; frontal projection rectangular in frontal view ( Fig. 11B View Fig ); apical margin of frontal projection depressed ( Fig. 11C View Fig ); frons polished, with low ridge extending from vertex along inner orbit of eye ( Fig. 11C View Fig ); frons with indistinct carinae towards posterior ocelli ( Fig. 11C View Fig ); spraclypeal area without transverse carinae ( Fig. 11B View Fig ); temple 0.39–0.50 times as long as MOD ( Fig. 11C View Fig ); POL 0.85–1.1 times as long as MOD; OOL as long as MOD; LOL 0.17 times as long as MOD; behind ocelli without transverse depression ( Fig. 11C View Fig ); cervical expansion convex in lateral view ( Fig. 11D View Fig ); basal part of cervical expansion constricted weakly in dorsal view ( Fig. 11C View Fig ); scape 2.2–2.7 times as long as wide; scape with one longitudinal groove extending apical margin; scape with transparent flange, 0.85 times as long as tubular part of scape, 0.25 times wider than tubular part of scape; F1 1.8–2.0 times as long as wide; F2 1.7–2.1 times as long as wide; F11 3.4–3.9 times as long as wide; relative length of F1–F11: 1.0: 1.1: 1.1: 1.1: 1.1: 1.1: 1.1: 1.1: 1.2: 1.2: 1.6.

MESOSOMA. Pronotum 0.82 times as long as posterior width of pronotum ( Fig. 11F View Fig ); posterior width of pronotum 1.4 times as wide as anterior width and 1.1 times as wide as head width; dorsolateral surface of pronotum carinate ( Fig. 11A View Fig ); notauli of scutum slightly curved, reaching posterior margin ( Fig. 11G View Fig ); scutellum polished and inpunctured, with lateral carina ( Fig. 11G View Fig ); scrobal sulcus present, deeply depressed ( Fig. 11A View Fig ); metanotum with medial ridge, 0.44–0.47 times as long as scutellum ( Fig. 11G View Fig ); propodeal angle weakly developed; propodeum with transverse carina above foramen and not connected upper area.

WINGS. Forewing ( Fig. 11E View Fig ) with M curved; cu-a 0.29–0.40 times as long as R; A extending half of Cu+M; R1 0.60–0.71 times as long as R; Rs 2.7–3.3 times as long as R.

LEGS. Tibiae carinate; flange on forefemur 0.71–0.77 times longer, 1.0–1.3 times wider than tubular part of forefemur; flange on foretibia 0.63–0.75 times longer, 1.3–2.0 times wider than tubular part of foretibia; flange on midfemur 0.72–0.76 times longer, 1.0–1.5 wider than tubular part of midfemur; flange on midtibia 0.74–0.76 times longer, 0.89–1.0 times wider than tubular part of midtibia; hindcoxa 2.0 times as long as hind trochanter; postero-lateral margin of hind coxa with longitudinal carinae; basal part of hindfemur strongly producing; hindfemur basally stout, apparently wider than distal part; ventral margin of hindfemur flat; outer surface of hindtibia smooth; flange on hindfemur 0.60–0.85 times longer, 0.90–1.0 times wider than tubular part of hindfemur; flange on hindtibia 0.83–0.89 times longer, 1.8–2.0 times wider than tubular part of hindtibia; median tooth of tarsal claw far beyond half of tarsal claw (25G).

PILOSITY. Spraclypeal area with sparse erect simple setae ( Fig. 11B View Fig ); temple with sparse suberect simple setae ( Fig. 11C View Fig ); lower gena with sparse decumbent simple setae ( Fig. 11D View Fig ); frons with sparse decumbent simple setae ( Fig. 11C View Fig ); around spiracle of propodeum with sparse decumbent simple setae; forefemur and foretibia with dense decumbent simple setae; dorsal surface of forefemur, foretibia, midtibia and hindtibia with sparse suberect simple setae.

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

Female

Unknown.

Distribution

Vietnam (Northern Vietnam) ( Fig. 27 View Fig ).

Remarks

Loboscelidia do sp. nov. resembles L. cuneata sp. nov., L. parallela sp. nov. and L. pecki Kimsey, 2012 in the following characteristics: reddish brown body color; rectangular frontal projection; F1 and F2 nearly twice as long as wide; transverse carina absent behind ocelli; flat ventral margin of the hindfemur. However, L. do sp. nov. can be distinguished by the following characteristics: frons with setae ( L. cuneata sp. nov. without setae); scape less than 3.0 times as long as wide (more than 3.0 times as long as wide in other species); femora with simple setae ( L. cuneata sp. nov. with cuneate setae); basal of cervical expansion weakly constricted (other two species parallel); R1 vein less than 0.80 times as long as R (as long as R in L. pecki ), and cu-a vein longer than 0.29 times as long as R (absent or slightly present in L. pecki ).

VNMN

Vietnam National Museum of Nature

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hymenoptera

Family

Chrysididae

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