Arthrolytus ocellus (Walker, 1834)

Doğanlar, Mikdat, 2018, World species of Arthrolytus (Hymenoptera Pteromalidae, Pteromalinae), with description of new species, Linzer biologische Beiträge 50 (1), pp. 255-289 : 269

Arthrolytus ocellus (W ALKER, 1834) ( Figs 1b , 2c , 3c, d )

Arthrolytus ocellus ( WALKER, 1834), GRAHAM 1956: 254, new combination for Eutelus ocellus WALKER, 1834.

T y p e m a t e r i a l s: Eutelus ocellus WALKER, 1834: 359, no types, New Lanark, Scotland. Lectotype, BMNH, United Kingdom, designated by GRAHAM 1956: 254.

Synonyms given by GRAHAM (1969), NOYES (2017).

D i a g n o s i s: ♀: Right mandible with 4 teeth, left mandible with 3 teeth; head in dorsal view thicker antero-posteriorly, twice as broad as long or hardly more; Antenna inserted low, slightly above level of ventral edge of eyes malar space 0.33x length of an eye; Forewing ( Fig. 3c, d ) with stigmal vein forming an acute angle (25 o) with the postmarginal vein; costal cell of fore wing 9-9.5 times as long as broad; postmarginal vein about 1.12x as long as the marginal vein, and 1.55x stigmal vein; marginal vein at the average 1.62x (with the minimum encountered 1.49x) as long as stigmal vein. Antenna ( Fig. 1b ) with combined length of pedicel and flagellum equal to breadth of head; flagellum 1.76x length of scape; pedicel almost as long as F1; F6 slightly transverse; club 3 segmented, acuminate, long, twice as long as width, 1.23x as long as F1. Metasoma without pale spot; Femora usually entirely pale, sometimes with a dark stripe beneath. Forewing with a broad and very intense fuscous cloud which is usually extended to the hind margin of the wing.

♂: Similar to ♀ except as follows: Antenna ( Fig. 2c ) with pedicel at least slightly longer than F1 (1.1x) and distinctly narrower than F1 (at most 0.67x); Forewing with stigmal vein forming 30° angle to the postmarginal vein. Antenna with pedicel twice as long as wide and 1.1x as long as F1; flagellum 2.25x length of scape, F1 1.4x; F6 0.9x as long as wide; club 1.82x as long as F1; linear sensillae funicular and club segments with at least 4-5 longitudinal sensillae; Metasoma with a pale spot or transverse band on the basal tergite.

H o s t: Given by several author stated in NOYES (2017).

D i s t r i b u t i o n: Andorra (ASKEWET et al. 2013), Belgium ( VAGO, 2006), Croatia ( BOUCEK 1977), Czech Republic ( KALINA, 1989), Germany (BOUCEK 1956; 1977), Hungary ( SZELENYI 1983), Moldova ( BOUCEK 1965; 1966; 1977; DZHANOKMEN 1978; GRAHAM 1969), Netherlands ( GIJSWIJT 2003), Romania ( MITROIU 2004; 2008), Spain (ASKEWET et al. 2013; ASKEW & NIEVES ALDREY 1982; GARRIDO & NIEVES ALDREY 1990; MITROIU 2004), Sweden ( THOMSON 1878; DZHANOKMEN 1978; HANSSON 1991; GRAHAM 1969; HEDQVIST 2003; BOUCEK 1966; 1977), United Kingdom ( WALKER 1834; BOUCEK 1966; 1977; BOUCEK & GRAHAM 1978; GRAHAM 1969; DZHANOKMEN 1978; ASKEWET et al. 2013), England ( BOUCEK 1966; DZHANOKMEN 1978).

Figures

Fig. 1: Arthrolytus spp. ♀♀ antennae: (a) A. oezbecki DOĞANLAR, 1978); (b) A. ocellus (WALKER, 1834) (GRAHAM, 1969); (c) A. nanus ASKEW & NIEVES ALDREY, 1982; (d) A. glandium BOUCEK, 1967 (BOUCEK & RASPLUS, 1991); (e) A. magarsosensis nov.sp.; (f) A. discoideus (NEES, 1834); (g) A. usubai KAMIJO, 1981; (h) A. yazicioglui nov.sp., (i) A. gurderei nov.sp., (j) A. slovacus GRAHAM, 1969; (k) A. kahvecii nov.sp., l-n. A. maculipennis (WALKER, 1835), (l) (BOUCEK & RASPLUS 1991), (m) (GAHAN 1933), (n) (GRAHAM 1969), (o) A. keltoni nov.sp.

Fig. 2: Arthrolytus spp., ♂♂ antennae, (a) A. oezbeki DOĞANLAR, 1978; (b) A. oswaldpecki nov.sp.; (c. A. ocellus (WALKER, 1834) (GRAHAM, 1969); (d) A. glandium BOUCEK, 1967 (BOUCEK & RASPLUS 1991); (e) A. nanus ASKEW & NIEVES ALDREY, 1982; (f) A. maculipennis (WALKER, 1835) (BOUCEK & RASPLUS 1991); (g) A. discoideus (NEES, 1834); (h) A. geyrazensis nov.sp.; (i) A. incisus ASKEW & NIEVES ALDREY, 1982; (j) A. nenehatunae nov.sp.; (k) A. usubai KAMIJO, 1981; (l) A. fasciatus (PROVENCER, 1881) (BOUCEK & HEYDON 1997); (m) A. nuridemiragi nov.sp.; (n) A. yazicioglui nov.sp.

Fig. 3. Arthrolytus spp. Forewings: (a) A. oezbeki DOĞANLAR, 1978; (b) A. oswaldpecki nov.sp.; (c, d) A. ocellus (WALKER, 1834) (c) from BOUCEK (1967); (d) from BOUCEK & RASPLUS (1991); (e. A. glandium BOUCEK (BOUCEK 1967); (f1) ♀ of A. nanus ASKEW & NIEVES ALDREY, 1982; (f2) ♂ of A. nanus; (g) A. magarsosensis nov.sp.; (h) ♀ of A. discoideus (NEES, 1834), (i). ♂ of A. discoideus; (j) A. usubai KAMIJO, 1981; (k) A. yazicioglui nov.sp., (l) A. gurderei nov.sp.; (m) A. kahvecii nov.sp.; (n) A. maculipennis (WALKER, 1835) (GAHAN, 1933); (o) A. keltoni nov.sp.; (p) A. geyrazensis nov.sp.; (q) A. incisus ASKEW & NIEVES ALDREY, 1982; (r) A. nenehatunae nov.sp.; (s) A. nuridemiragi nov.sp.