Orthostigma, Ratzeburg, 1844

Peris-Felipo, Francisco Javier, Santa, Fernando, van Achterberg, Cornelis & Belokobylskij, Sergey A., 2025, Review of the genera and subgenera of the subtribe Aspilotina (Hymenoptera, Braconidae, Alysiinae), with a new illustrated key, ZooKeys 1229, pp. 133-200 : 133-200

Subgenus Orthostigma sensu stricto

Figs 36 , 37

Orthostigma Ratzeburg, 1844: 53; Königsmann 1969: 2; Shenefelt 1974: 997; Wharton 1980: 85; Tobias 1986: 117; van Achterberg 1988: 44; Chen and Wu 1994: 99; Fischer 1995: 670; Belokobylskij 1998 a: 209; Fischer 2002: 102; Wharton 2002: 91; Belokobylskij and Tobias 2007: 10; Yu et al. 2016; Zhu et al. 2017: 68; Peris-Felipo and Belokobylskij 2020: 412.

Type species.

Aphidius flavipes Ratzebrug, 1844 , by monotypy.

Material examined.

Several species from Palaearctic region were studied. For example:

– Orthostigma beyarslani Fischer, 1995 : Spain: • ♀, Alicante, Torrevieja, Natural Park of Lagunas de la Mata-Torrevieja , 25. v. 2004 ( ENV) .

– Orthostigma laticeps (Thompson, 1895) : Spain: • ♀, Alicante, Alcoi, Natural Park of Carrascal de La Font Roja , 20. v. 2004 ( ENV) .

– Orthostigma maculipes (Haliday, 1838) : Spain: • ♀, Castellon, Pobla de Benifassà, Natural Park of Tinença de Benifassà , 26. ix. 2005 ( ENV) .

– Orthostigma mandibulare Tobias, 1962 : Russia: Holotype: • ♀, Leningradskaya oblast’. Tolmachevo, border of forest near floodplain of Ostrovenka River , 19. viii. 1960, Tobias [leg] ( ZISP).

– Orthostigma pumilum (Nees, 1834) : Spain: • ♀, Castellon, Pobla de Benifassà, Natural Park of Tinença de Benifassà , 17. vi. 2004 ( ENV) .

– Orthostigma sculpturatum (Tobias, 1962) : Spain: • ♀, Castellon, Pobla de Benifassà, Natural Park of Tinença de Benifassà , 28. viii. 2006 ( ENV) .

Diagnosis.

Main characters for the subgenus Orthostigma are the long first flagellar segment (longer than second segment), the notauli only anteriorly present on the mesoscutum and fore wing with vein 2 - SR present and more or less distinctly sclerotised.

Remarks.

This is the largest subgenus with about 60 known species from the Holarctic, Oriental, and Australasian regions.

Figures

Figure 36. Orthostigma (Orthostigma) mandibulare (Tobias, 1962) (female) A habitus, lateral view B head and mesosoma, lateral view C mandible D antenna E head, front view F head and messonotum, dorsal view.

Figure 37. Orthostigma (Orthostigma) mandibulare (Tobias, 1962) (female) A propodeum, and metasomal tergites, dorsal view B legs, metasoma and ovipositor, lateral view C fore and hind wings.