Revision of the family Chalcididae (Hymenoptera, Chalcidoidea) from Vietnam, with the description of 13 new species

Abstract

A total of 16 genera and 68 species of Chalcididae of Vietnam are taxonomically treated. Thirteen new species are described; the remaining 55 species are keyed, redescribed or provided with a diagnosis. Among these 37 species and eleven genera are recorded for the first time from Vietnam. The thirteen new species are: Antrocephalus neogalleriae Narendran & van Achterberg, sp. n.; Brachymeria neowiebesina Narendran & van Achterberg, sp. n., B. semirusula Narendran & van Achterberg, sp. n., Dirhinus neoclaviger Narendran & van Achterberg, sp. n., Epitranus narendrani van Achterberg, sp. n., E. neonigriceps Narendran & van Achterberg, sp. n., Heydoniella vietnamensis Narendran & van Achterberg, sp. n., Megachalcis vietnamicus Narendran & van Achterberg, sp. n., Notaspidium vietnamicum Narendran & van Achterberg, sp. n., Oxycoryphe neotenax Narendran & van Achterberg, sp. n., Sthulapada neopadata Narendran & van Achterberg, sp. n., S. vietnamensis Narendran & van Achterberg, sp. n., and Tanycoryphus masii Narendran & van Achterberg, sp. n. The newly recorded genera are: Antrocephalus Kirby, 1883; Haltichella Spinola, 1811; Heydoniella Narendran, 2003; Hockeria Walker, 1834; Kriechbaumerella Dalla Torre, 1894; Notaspidium Dalla Torre, 1897; Oxycoryphe Kriechbaumer, 1894; Psilochalcis Kieffer, 1904; Sthulapada Narendran, 1989; Tanycorphus Cameron, 1905, and Trigonura Sichel, 1865. The following known species are recorded for the first time from Vietnam: Antrocephalus decipiens (Masi, 1929); A. lugubris (Masi, 1932); A. maculipennis (Cameron, 1905); A. nasutus (Holmgren, 1869); A. sepyra (Walker, 1846); A. validicornis (Holmgren, 1868); Brachymeria alternipes (Walker, 1871); B. aurea (Girault, 1915); B. coxodentata Joseph, Narendran & Joy, 1972; B. euploeae (Westwood, 1837); B. hime Habu, 1960; B. jambolana Gahan, 1942; B. kamijoi Habu, 1960; B. lugubris (Walker, 1871); B. marmonti (Girault, 1924); B. minuta (Linnaeus, 1767); B. scutellocarinata Joseph, Narendran & Joy, 1972; B. shansiensis Habu, 1961; B. taiwana (Matsumura, 1910); Dirhinus anthracia Walker, 1846; D. claviger Bouček & Narendran, 1981; Epitranus albipennis Walker, 1874; E. ater Bouček, 1982; E. gauldi Bouček, 1982; E. oxytelus Bouček, 1982; E. ramnathi (Mani & Dubey, 1973); Haltichella delhensis Roy & Farooqi, 1984; H. nipponensis Habu, 1960; Hockeria bangalorica Narendran, 1989; H. guptai Narendran, 1989; Kriechbaumerella ayyari (Gahan, 1919); K. cordigaster Roy & Farooqi, 1984; K. destructor (Waterston, 1922); K. nepalensis Narendran, 1989; Oxycoryphe scutellatus Narendran, 1989; Psilochalcis carinigena (Cameron, 1907), and Trigonura luzonensis Narendran, 1987. Brachymeria calopeplae Joseph, Narendran & Joy, 1972, is treated as a valid species.