Adelius Haliday, 1833

Shimbori, Eduardo M., Bortoni, Marco A., Shaw, Scott R., Souza-Gessner, Carolina Da S., Cerântola, Paula De C. M. & Penteado-Dias, Angélica M., 2019, Revision of the New World genera Adelius Haliday and Paradelius de Saeger (Hymenoptera: Braconidae: Cheloninae: Adeliini), Zootaxa 4571 (2), pp. 151-200 : 154-155

Adelius Haliday, 1833

Adelius, Haliday 1833: 262 ( Mason 1985, correct spelling). Type: Adelius subfasciatus Haliday.

Acaelius, Haliday 1834: 231 (Emendation)

Acoelius, Haliday 1835: 539 ; Marshall 1885: 153 (Emendation)

Pleiomerus, Wesmael 1837: 67 .

Anomopterus Rohwer 1914: 80 . Type: Anomopterus fasciipennis Rohwer.

Myriola Shestakov 1932: 259 . Type: Myriola gussakovskii Shestakov.

Diagnosis. Small size (ranging from 1.0 to 2.4 mm); antenna with 20 segments in all known species; occipital carina present; epicnemial carina absent; labrum concealed by clypeus; vein r absent or present, short; vein r-m absent, second submarginal cell open; vein RS not reaching wing margin; propodeum short and frequently carinate; T1–3 fused and weakly sclerotized, covering most of the length of metasoma, although T4–6 always apparent in dorsal view; metasoma smooth or very weakly sculptured, divisions between T1 and T2, and T2 and T3 absent; spiracles on T6 and T7 absent; ovipositor very short, usually barely exerted.

Distribution. Widely distributed globally in temperate and tropical areas.

Included species. Palearctic: Adelius clandestinus (Förster, 1851) , Adelius erythronotus (Förster, 1851) , Adelius subfasciatus Haliday, 1833 ; Western Palearctic (only): Adelius determinatus (Förster, 1851) , Adelius dubius (Förster, 1851) , Adelius germanus ( Haliday, 1834) , Adelius hyalinipennis (Förster, 1851) , Adelius rudnikovi (Perepechayenko, 1994) , Adelius viator (Förster, 1851) ; Eastern Palearctic (only): Adelius amplus Belokobylskij, 1998 , Adelius aridus ( Tobias, 1967) , Adelius ferulae (Tobias, 1964) , Adelius gussakovskii ( Shestakov, 1932) , Adelius magna ( Tobias, 1967) ; Afrotropical: Adelius cadmium (Papp, 2003) , Adelius stenolcos de Saeger 1944 ; Australasia: Adelius angustus (Papp 1997) ; Nearctic ( Fig. 139 ): Adelius canadensis Shimbori ,& Shaw sp. n., Adelius coloradensis Muesebeck, 1922 , Adelius fasciipennis ( Rohwer, 1914) , Adelius floridiensis Shimbori & Shaw sp. n., Adelius nigripectus Muesebeck, 1922 ; Neotropical ( Fig. 140 ): Adelius adeleae Shimbori & Shaw sp. n., Adelius bolivariensis Bortoni & Penteado-Dias sp. n., Adelius boliviensis Bortoni & Penteado-Dias sp. n., Adelius caatinga Bortoni, Shimbori & Penteado-Dias sp. n., Adelius excelsus Bortoni & Shimbori sp. n., Adelius ecuadoriensis Bortoni & Penteado-Dias sp. n., Adelius gauldi Shimbori & Shaw sp. n., Adelius janzeni Shimbori & Shaw sp. n., Adelius monteiroi Souza-Gessner, Cerântola & Penteado-Dias sp. n., Adelius morretesiensis Bortoni, Shimbori & Penteado-Dias sp. n., Adelius quiteriae Souza-Gessner, Cerântola & Penteado-Dias sp. n., Adelius sancticaroli Bortoni, Penteado-Dias & Shimbori sp. n., Adelius panamensis Shimbori & Shaw sp. n., Adelius pentagonalis Shimbori & Shaw sp. n.

Comments. Adelius is certainly the most common and diverse genus of Adeliini . The first specimens of Adelius from the Neotropical Region were recorded from Costa Rica, without a further taxonomic treatment ( Whitfield 1997), therefore all Neotropical species treated are new to science.

Figures

FIGURE 139. Distribution map of Nearctic species of Adeliini (Hymenoptera, Cheloninae).

FIGURE 140. Distribution map of Neotropical species of Adeliini (Hymenoptera, Cheloninae).