Philopterus

Sychra, Oldrich, Palma, Ricardo L., Saxena, Arun K., Ahmad, Aftab, Bansal, Nayanci & Adam, Costică, 2011, Chewing lice of the genus Philopterus (Phthiraptera: Philopteridae) from drongos (Passeriformes: Dicruridae), Zootaxa 2868, pp. 51-61 : 60-61

Key to species of Philopterus from Dicruridae

1. Head hyaline margin not expanded (HMI ≤ 1) ( Fig. 32 )................................................................................................. Philopterus from other host families within the Corvoidea clade ( Table 1) - Head hyaline margin with expanded latero-anterior angles (HMI> 1) ( Fig. 31 ); Philopterus from Dicruridae ............ 2

2. With a conspicuous sternite on abdominal segment VI ( Figs 1–2 )................................ P. kalkalichi Ansari

- Without a median sternite on abdominal segment VI [only small lateral sternites] ( Figs. 5, 8 , 23, 25–26 )................. 3

3. Pleurites IV–V with 4 setae and pleurites VI–VII with 5 setae.................................. P. trabecula (Piaget)

- Pleurites IV–V with 3 setae and pleurites VI–VII with 4 setae........................... P. petrescuae Adam , sp. nov.

Figures

FIGURES 31 – 32. Male, dorso-anterior part of head (including hyaline margin): 31 — Philopterus petrescuae; 32 — Philopterus

FIGURES 1 – 10. 1 – 4: Philopterus kalkalichi: 1 — male, dorso-ventral view; 2 — male sternite VI and subgenital plate; 3 — male genitalia; 4 — detail of distal male genitalia. 5 – 7: Philopterus trabecula: 5 — male sternite VI and subgenital plate; 6 — male genitalia; 7 — detail of distal male genitalia. 8 – 10: Philopterus crassipes: 8 — male sternite VI and subgenital plate; 9 — male genitalia; 10 — detail of distal male genitalia. Scales 0.50 mm (Fig. 1), 0.10 mm (Figs. 2 – 3, 5 – 6, 8 – 9), 0.05 mm (Figs. 4, 7, 10).

FIGURES 23 – 30. Philopterus petrescuae: 23 — female, dorso-ventral view; 24 — male head, dorso-ventral view; 25 — male sternites VI and subgenital plate; 26 — female sternites VI and subgenital plate; 27 — male conus (slide ISC 258); 28 — female conus (slide ISC 258); 29 — male genitalia; 30 — dorsal anterior head plate. Scales: 0.5 mm (Figs. 23 – 24), 0.3 mm (Figs. 25 – 26, 29), 0.2 mm (Fig. 30), 0.05 mm (Figs. 27 – 28).