Dolichomitus dolichosoma ( Viereck, 1912 )

Khalaim, Andrey I. & Ruíz-Cancino, Enrique, 2022, Darwin wasps of the subfamily Pimplinae (Hymenoptera: Ichneumonidae) of Mexico: Ephialtes genus-group, Zootaxa 5169 (3), pp. 201-251 : 216

2. Dolichomitus dolichosoma ( Viereck, 1912)

( Figs 18–19 )

Ephialtes dolichosoma Viereck 1912: 637

[ holotype ♀ ( USNM), USA, North Carolina, Tryon, “No. 3075E, Hopk. U.S., Castanea dentata, W. F. Fiske collector.”, No. 14740].

References. Townes & Townes 1951: 189 [ Pimpla (comb.); catalogue]. Townes & Townes 1960: 116 [ Dolichomitus ; USA]. Ruíz-Cancino et al. 2002: 645 [checklist; Mexico].

Material examined. MEXICO. Nuevo León: 3 ♀ ( FSCA) ca. Monterrey, Mesa de Chipinque , 19–22.vi.1976, coll. C. Porter. Tamaulipas: 15 km SSW of Cd. Victoria, El Madroño , coll. E. & J. Ruíz-Cancino (all in UAT) : iv.1984 (1 ♀, 1 ♂), v.1984 (2 ♀), xi.1984 (1 ♀), xii.1984 (2 ♀), iv.1985 (1 ♀). 1 ♀ ( ZISP) same locality, 26.i.2013, coll. A.I. Khalaim. 1 ♀ (UAT) SSW Cd. Victoria, Rancho Santa Elena , 23º37.362’N, 99º12.746’W, 970 m, Malaise trap, 16–29.iii.2011, coll. E. Ruíz-Cancino & J.M. Coronado-Blanco.

Remarks. The species belongs to the taeniatus species-group comprising three Nearctic species, the Cuban D. rufescens (Cresson) and the Costa Rican D. grilloi Gauld.

Variation. One female from El Madroño collected by A.I. Khalaim, possesses hind coxa moderately fuscous.

Distribution. USA (east and centre), Mexico (Nuevo León, Tamaulipas).

Figures

FIGURES 18–21. Dolichomitus dolichosoma, ♀ (Tamaulipas): 18—body, lateral; 19—mesosoma and base of metasoma, lateral. Dolichomitus zonatus, ♂ (Veracruz): 20—habitus, lateral; 21—mesosoma, dorso-lateral.