Hexacladia smithii Ashmead, 1891

Torrens, Javier, Fidalgo, Patricio, Fernandez, Celina & Punschke, Eduardo, 2017, A new species of Hexacladia Ashmead (Hymenoptera, Encyrtidae) and new record of Hexacladia smithii Ashmead as parasitoids of Dichelops furcatus (Fabricius) (Hemiptera, Pentatomidae) in Argentina, Journal of Hymenoptera Research 61, pp. 75-83 : 77

Hexacladia smithii Ashmead, 1891

Figs 11-16

Hexacladia smithii Ashmead, 1891:457, lectotype designated by Burks (1972).

Hexacladia mexicana Girault, 1917, lectotype designated by Cuezzo and Fidalgo (1997). Synonymized under Hexacladia smithii by Cuezzo and Fidalgo (1997).

Diagnosis.

Distinguished from other species by the following combination of characters: female with general body color and head mostly dark, reddish brown (Figs 12 , 14 , 16 ); presence of subapically curved and slightly flattened setae dorsally on F1; fore wing fully developed, reaching apex of gaster, with marginal fringe absent, dark areas of the wing disc well evident; costal cell dorsally with fewer than 10 setae and ventrally with at least 2 or 3; hypopygium apically with a pair of short lateral processes either side of wide, shallow, median invagination. Male similar to female but body color mostly dark brown (Figs 11 , 13 , 15 ); antenna with all funicle segments branched, branch of F6 at least as long as segment itself; fore wing with marginal fringe present, although occasionally slightly reduced.

Material examined. ARGENTINA, Santa Fé, Zavalla, Campo experimental Villarino, Fac. Cs. Agrarias, 2.viii.2015, E. Punschke, ex. diapausing adult of Dichelops furcatus on soybean stubble (CRILAR-En, 1♀ and 1♂; MACN, 1♀ and 1♂; IFML, 2♀♀ and 2♂♂). ARGENTINA, Tucumán, S. M. de Tucumán, 3.v.1993, P. Fidalgo (IFML, 1♀).

Figures

Figures 11 - 16. Hexacladia smithii: 11 habitus (male) 12 habitus (female) 13 mesosoma (male, dorsal) 14 mesosoma (female, dorsal) 15 head (male, frontal) 16 head (female, frontal).