Promethes bridgmani Fitton 1976

Klopfstein, Seraina, 2014, Revision of the Western Palaearctic Diplazontinae (Hymenoptera, Ichneumonidae), Zootaxa 3801 (1), pp. 1-143 : 81

Promethes bridgmani Fitton 1976

Bassus scutellaris Bridgman 1886

Diagnosis. Fore wing length 4.5–5.5 mm. Antenna with 22–24 flagellomeres in both sexes, first flagellomere 5 to 5.9 times longer than wide; in males with narrow, long tyloids on flagellomeres 7 to 10/11. Face with a deep sulcus between compound eye and base of mandible that continues along hind margin of compound eye. Mesopleuron with punctures weak, distinct at most on lower half. Propodeum with a full set of carinae enclosing basal, lateral and petiolar areas; basal area about as long as wide, enclosed by strong carinae; petiolar area mostly smooth, with some irregular wrinkles close to its margins. Tergite 2 with longitudinal wrinkles basally, remainder smooth and shining. Females with metasoma slightly laterally compressed and tapered apically.

Colouration of females. Antenna orange or brown. Head and mesosoma black, face with yellow central face patch often confluent with yellow clypeus, yellow on mouthparts, hind corner of pronotum, tegula, subtegular ridge, and upper mesepimeron; without yellow shoulder marks; scutellum mainly yellow. Legs orange, coxae yellow; femora orange; hind tibia and tarsus orange or brown. Metasoma orange on tergites 2 to 5 or 6, often dark basally on tergite 2 and on median part of following tergites.

Colouration of males. As in females but with yellow ventrally on antenna and entire face. Metasoma as in female, or black with yellow spots basolaterally on tergites 3 to 5.

Material examined. Finland (1), Germany (1), Sweden (5), Switzerland (20), United Kingdom (40).

Distribution. Western Palaearctic.

Figures. Habitus ( Fig. 33 A).

Figures

FIGURE 33. Habitus of Diplazontinae species. A. Promethes bridgmani. B. Promethes melanaspis. C. Promethes sulcator. D. Sussaba aciculata. E. Sussaba cognata. F. Sussaba erigator.