Lonchodryinus Kieffer, 1905

Xu, Zaifu, Olmi, Massimo & He, Junhua, 2013, Dryinidae of the Oriental region (Hymenoptera: Chrysidoidea), Zootaxa 3614 (1), pp. 1-460 : 211-212

8. Genus Lonchodryinus Kieffer, 1905

Lonchodryinus Kieffer 1905: 95; Kieffer 1914b: 14; Olmi & Currado 1979a: 342; Olmi 1983: 81; Olmi 1984: 253; Olmi 1994: 45; Olmi 1995g: 4; Olmi 1999a: 98; He & Xu 2002: 104; Virla & Olmi 2008: 370; Moya-Raygoza & Olmi, 2010: 95; Olmi & Guglielmino, 2010b: 30.

Prenanteon Kieffer 1913b: 301 (synonymized by Olmi 1983); type species: Prenanteon melanocerum ( Kieffer 1905), designated by Richards (1935); Kieffer 1914b: 199; Berland 1928: 153; Richards 1937: 119; Richards 1939: 235; Muesebeck & Walkley 1951: 1041; J. Perkins 1976: 23; Krombein 1979: 1242; Móczár 1983a: 186.

Psilanteon Kieffer 1913b: 301 (synonymized by Olmi 1984); type species: Psilanteon aequalis ( Kieffer 1905), by original designation; Kieffer 1914b: 212; Richards 1937: 119.

Type species. Lonchodryinus tricolor Kieffer, 1905, by monotypy.

Diagnosis. Female (Plates 59A, B, 62A): macropterous (Plates 59A, B, 62A), or rarely brachypterous (only in the Palaearctic); palpal formula 6/3; occipital carina complete; antenna without rhinaria; pronotum with distinct anterior collar and posterior disc; propodeum usually without transverse keel between dorsal and posterior surface (Plate 59A); in macropterous females fore wing with distal part of stigmal vein as long as, or longer than proximal part (Plates 59A, B, 62A); rarely distal part of stigmal vein slightly shorter than proximal part; enlarged claw with inner proximal prominence bearing one long bristle (Plates 58A, 60B, 62B); tibial spurs 1/1/2. Male (Plates 60A, 61A): always macropterous (even if female brachypterous) (Plates 60A, 61A); palpal formula 6/3; occipital carina complete; propodeum usually without a transverse keel between dorsal and posterior surface (Plate 60A); fore wing with distal part of stigmal vein as long as, or longer than proximal part (Plates 60A, 61A); rarely distal part of stigmal vein slightly shorter than proximal part; fore wing with pterostigma less than four times as long as broad (Plates 60A, 61A); paramere without dorsal process, usually without inner branch wrapping penis (Plate 63A); tibial spurs 1/1/2.

Distribution. Worlwide.

Hosts. Cicadellidae ( Guglielmino & Olmi, 1997, 2006).

World species. Sixteen species are known, four in the Oriental region.

Key to the species

Females (unknown in the species not present in the key to the females)

1. Distal apex of segment 5 of protarsus with transverse furrow containing distal apex of enlarged claw when the chela is closed (Plate 58A)....................................................................... L. bimaculatus Xu & He

- Distal apex of segment 5 of protarsus without special transverse furrow (Plates 60B, 62B)............................. .................................................................. L. sinensis Olmi and L. ruficornis (Dalman)

Remarks. The females of L. sinensis Olmi (Oriental region) and L. ruficornis (Dalman) (Palaearctic) are not separable on the basis of the present knowledge.

Males

1. Paramere with papillae on inner side (Plate 58B)......................................... L. bimaculatus Xu & He

- Paramere without papillae on inner side (Plate 58C, 61B, 63A)................................................. 2

2. Paramere with inner margin deeply emarginated (Plate 58C)..................................... L. nepalensis Olmi

- Paramere with inner margin not emarginated (Plate 61B) or slightly emarginated (Plate 63A)......................... 3

3. Paramere with inner margin slightly emarginated (Plate 63A)...................................... L. sinensis Olmi

- Paramere with inner margin not emarginated (Plate 61B).....................................L. ruficornis (Dalman)