Plutofoenus

Macedo, Antonio Carlos Cruz, 2009, Generic classification for the Gasteruptiinae (Hymenoptera: Gasteruptiidae) based on a cladistic analysis, with the description of two new Neotropical genera and the revalidation of Plutofoenus Kieffer, Zootaxa 2075, pp. 1-32 : 12

Key to species of Plutofoenus (females)

1. Ovipositor sheath 1.5X longer than metasoma (Fig. 3d); head usually uniformly red brown ( Fig. 11 e)....................... ......................................................................................................................................... P. paraguayensis (Schrottky)

- Ovipositor sheath at least 2.0X longer than metasoma (Figs. 3b–c); head usually black to dark brown ( Figs. 11 a, 11c) ...................................................................................................................................................................................... 2

2. Ovipositor sheath approximately 3.0X longer than metasoma (Fig. 3b); head as wide as long ( Fig. 11 a); pronotum with deep rugae ( Fig. 13 c) .................................................................................................... P. chaeturus (Schletterer)

- Ovipositor sheath approximately 2.2X longer than metasoma (Fig. 3c); head wider than long ( Fig.11 c); pronotum with shallow rugae ( Fig. 13 d) .......................................................................................................... P. ed wa rd si Turner

Figures

FIGURE 11. Head in dorsal and lateral views. a – b: Plutofoenus chaeturus; c – d: P. e d w a rd s i; e – f: P. paraguayensis; g – h: Spinolafoenus ruficornis; i – j: Trilobitofoenus alvarengai; k – l: T. plaumanni; m – n: T. sericeus. Scale bar: 1.0 mm. Numbers indicate characters and respective synapomorphic states (within brackets).

FIGURE 13. Mesosoma in lateral view. a: Gasteruption bispinosum; b: G. guildingi; c: Plutofoenus chaeturus; d: P. edwardsi, e: P. paraguayensis; f: Spinolafoenus ruficornis; g: Trilobitofoenus alvarengai; h: T. plaumanni; i: T. sericeus. Scale bar: 1.0 mm. Lobes of pronotum: vl: ventral lobe; dl: dorsal lobe; ll: lateral lobe. Numbers indicate characters and respective synapomorphic states (within brackets).