Polyphrix Townes, 1970

Inga, Lita & Alvarado, Mabel, 2024, Two new species of the genus Polyphrix Townes 1972 (Hymenoptera, Ichneumonidae, Cryptinae) from Peru, Zootaxa 5497 (2), pp. 267-275 : 274

Key to the species of Polyphrix Townes (modified from Nogueira and Aguiar (2005) and Santos et al. (2009))

1. Propodeum with one or two pairs of somewhat oval dark spots, a pair behind anterior transverse carina and with or without a pair in front of anterior transverse carina; hind trochanter, and trochantellus dark brown; mesoscutum completely black.... 2

- Propodeum uniformly orange, without dark spots; hind trochanter and trochantellus entirely yellowish; mesoscutum not completely black..................................................................................... 3

2. Paraocular stripe complete; pronotum with strong and distinct submarginal lamellar protuberance; anterior margin of propodeum centrally distinctly concave; ovipositor slender, dorsal valve with nodus, ventral valve with nine apical teeth, apical 3–4 teeth weak................................................................ Polyphrix cristata Nogueira & Aguiar

- Paraocular stripe interrupted from supraclypeal area to posterior orbit; pronotum with very weak submarginal protuberance; anterior margin of propodeum weakly sinuous; ovipositor thick, dorsal valve without nodus, ventral valve with seven apical teeth............................................................... Polyphrix atlantica Nogueira & Aguiar

3. Pronotum and mesoscutum completely orange ( Figs 1A,D , & 2A,D )............................................ 4

- Pronotum and mesoscutum mostly black, with small yellow marks ( Figs 3A,D )................................... 5

4. Transverse furrow at base of propodeum, measured centrally, about 1.2 as wide as basal area of propodeum; metafemur entirely yellowish....................................................................... Polyphrix varians Townes

- Transverse furrow at base of propodeum, measured centrally, about 0.7 as wide as basal area of propodeum; metafemur entirely blackish ( Figs 1A , 2A )............................................................... Polyphrix misa sp. nov

5. Metasomal tergites 2–8 black with apical white stripe ( Figs 3A,D ); transverse furrow at base of propodeum, measured centrally, as wide as basal area of propodeum ( Fig. 3D )........................................... Polyphrix tullu sp. nov.

- Metasomal tergites 2–8 entirely orange; transverse furrow at base of propodeum, measured centrally, about 0.7 as wide as basal area of propodeum....................................................... Polyphrix stellata Tedesco & Santos

Figures

FIGURE 1. Polyphrix misa sp. nov., female, holotype. A. habitus, lateral view; B. head, front view; C. pronotum, lateral view; D. mesosoma and metasoma, dorsal view; E. wings; F. ovipositor tip, lateral view. Scale bar = 1 mm

FIGURE 2. Polyphrix misa sp. nov., male, paratype. A. habitus, lateral view; B. head, front view; C. wings; D. mesosoma and metasoma, dorsal view. Scale bar = 1 mm

FIGURE 3. Polyphrix tullu sp. nov., female, holotype. A. habitus, lateral view; B. head, front view; C. pronotum, lateral view; D. mesosoma and metasoma, dorsal view; E. wings; F. ovipositor tip, lateral view. Scale bar = 1 mm