Hyperbatus nigrifemur, Watanabe, 2024

Watanabe, Kyohei, 2024, Taxonomic Study of Japanese Ctenopelmatinae (Hymenoptera, Ichneumonidae), with Descriptions of 22 New Species, Bulletin of the Kanagawa Prefectural Museum (Natural Science) 53, pp. 39-102 : 75-76

publication ID

https://doi.org/ 10.5281/zenodo.13237363

publication LSID

lsid:zoobank.org:pub:D4FC7074-ADC6-4310-B60E-12B7ECBD6E25

persistent identifier

https://treatment.plazi.org/id/666F0541-6019-4E6F-A6DA-6C7C21E7D4ED

taxon LSID

lsid:zoobank.org:act:666F0541-6019-4E6F-A6DA-6C7C21E7D4ED

treatment provided by

Felipe

scientific name

Hyperbatus nigrifemur
status

sp. nov.

Hyperbatus nigrifemur sp. nov.

(SJN: Ashibuto-ko-maru-himebachi)

( Figs. 24A–E View Fig , 39D View Fig , 40Q View Fig , 41H View Fig )

Type series. Holotype: JAPAN, KPM-NK 84938 , F, Kyoto Pref., Miyadu City, Kamiseya, Seya-kogen , 18. VII. – 1. VIII. 2015, T. Hirooka & S. Fujie leg. (MsT) . Paratype: JAPAN, KPM-NK 84939 , F, Yamagawa Pref., Iide Town , Soegawa, 30. V. – 16. VI. 2015, Y. Okatsu & S. Shimizu leg. (MsT) .

Description. Female (n = 2). Body length 8.0–8.1 (HT: 8.1) mm, covered with silver setae.

Head 0.6 × as long as wide in dorsal view, matt. Clypeus 2.4 × as broad as high, sparsely punctate and polished, convex in lateral view, lower margin with a median concavity ( Fig. 40Q View Fig ). Face 1.6–1.65 (HT: 1.65) × as broad as high, slightly convex medially in lateral view. Dorsal profile of gena as Fig. 39D View Fig . Occipital carina complete. Length of malar space 0.4 × as long as basal width of mandible. Base of mandible flat. POL 1.2–1.5 (HT: 1.5) × as long as OD. OOL 1.3–1.4 (HT: 1.4) × as long as OD. Antenna with 32–33 (HT: 32) flagellomeres. FL I 5.0–5.7 × as long as maximum depth, 1.8 × as long as FL II.

Mesosoma polished and punctate. Epomia short. Pronotum largely smooth laterally. Mesoscutum with weak notaulus, interspace of punctures slightly coriaceous. Epicnemial carina present laterally and ventrally, its dorsal end situated near anterior margin of mesopleuron. Speculum with large smooth area ( Fig. 24C View Fig ). Propodeum with all carinae except for anterior transverse carina ( Fig. 24D View Fig ). Lateromedian longitudinal carina partly weak. Fore wing length 7.5–7.7 (HT: 7.7) mm. Areolet absent. Fore wing vein 1cu-a postfurcal to vein M&RS. Nervellus slightly inclivous, intercepted posterior the middle. Tarsal claws simple. Hind femur 4.8–4.9 (HT: 4.9) × as long as maximum depth in lateral view. Hind tarsus robust ( Fig. 41H View Fig ). Ratio of length of hind first to fifth tarsomeres 4.2: 2.0: 1.45: 0.9: 1.0.

Metasoma matt. T I 1.2 × as long as maximum width, with latero-median longitudinal carina, its posterior end situated near the spiracle. T II 0.65 × as long as maximum width. Ovipositor sheath 0.2 × as long as hind tibia.

Colouration ( Figs. 24A–E View Fig ). Body (excluding wings and legs) black. Clypeus, mandible except for teeth, palpi, postero-dorsal corner of pronotum, a pair of large markings of antero-lateral part of mesoscutum, tegula, subtegular ridge, posterior margins of T II to T VII, lateral sides of T IV to T VII, and metasomal sternites except for some small sclerites yellow to whitish yellow. Wings hyaline. Veins and pterostigma blackish brown except for yellow wing base. Fore and mid coxae, trochanters, and trochantelli yellow. Fore and mid femora, tibiae, tibial spurs, and tarsi reddish brown to yellowish brown. Hind leg blackish brown. Hind coxa reddish brown. Hind trochantellus whitish yellow.

Male. Unknown.

Distribution. Japan (Honshu).

Bionomics. Unknown.

Etymology. The specific name is from Latin “ nigri ” (black) plus “ femur ”. This species has black femur.

Remarks. This species resembles Hyperbatus nigrifemur sp. nov. (see remarks of H. nigrifemur ).

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hymenoptera

Family

Ichneumonidae

Genus

Hyperbatus

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