Vanhorniidae Crawford, 1909

Abe, Junta, Yamagishi, Kenzo & Konishi, Kazuhiko, 2024, Review of the family Vanhorniidae (Hymenoptera: Proctotrupoidea), with the description of two new species, Zootaxa 5507 (3), pp. 427-438 : 428

publication ID	https://doi.org/ 10.11646/zootaxa.5507.3.2
publication LSID	lsid:zoobank.org:pub:873ABA0C-039A-4B68-84AC-98E505D95A92
DOI	https://doi.org/10.5281/zenodo.13757838
persistent identifier	https://treatment.plazi.org/id/786787DB-524F-FFE9-5F80-E9434E67FAE3
treatment provided by	Plazi
scientific name	Vanhorniidae Crawford, 1909
status

Treatment

Family Vanhorniidae Crawford, 1909 View in CoL View at ENA

Vanhorniidae Crawford, 1909: 63 View in CoL ; Deyrup, 1985: 65; Timokhov & Belokobylskij, 2020: 60.

Vanhorniinae: Hedqvist, 1976: 315 (synonymized with Proctotrupidae View in CoL ); Townes & Townes, 1981: 9.

Diagnosis. Mandible exodont, malar sulcus absent; vertex roundly concave; occipital carina incomplete. Postspiracular sclerite (prepectus) present; postero-dorsal margin of mesoscutum present. Vein Rs connecting to R1. Trochantellus absent; hind basitarsus (first tarsomere) longer than second tarsomere. Petiole absent, metasoma connecting to nucha directly (shown by Mason (1983)); some tergites and sternites fused (syntergite and synsternite); first metasomal spiracle on synsternite; ovipositor sheath not developed; ovipositor directed anteriorly when not in use; ovipositor housed in groove on ventral part of metasoma.

Host. Eucnemidae ( Coleoptera ).

Distribution. Palaearctic, Oriental, and Nearctic regions.

Remarks. This monotypic family is composed of the genus Vanhornia and only extant species are known. Their biology was discussed by Muona (2021).

Kingdom	Animalia
Phylum	Arthropoda
Class	Insecta
Order	Hymenoptera
Family	Vanhorniidae