Sulcosticta, van Tol, 2005

Phan, Quoc Toan, Keetapithchayakul, Tosaphol Saetung & Digma, Jonathan Rodrin, 2025, Sulcosticta fliedneri sp. nov. (Odonata: Platystictidae), a new damselfly from Luzon, Philippines, Zootaxa 5701 (5), pp. 586-596 : 595-596

Key to the males of Sulcosticta

1 Paraprocts curved dorsad or inward at tip.................................................................. 2

- Paraprocts directed or curved upward..................................................................... 4

2 Paraprocts stout, the tip curved inward, complicated structure ( Fig. 8E )................................... S. viticula

- Paraprocts narrower toward the tip, acutely curved tip dorsad, simple structure..................................... 3

3 Cerci with dorsal tubercles, apically rounded ( Fig. 8A )............................................... S. fliedneri

- Cerci smooth, bifurcate apically ( Fig. 8B )............................................................ S. vantoli

4 Paraprocts slightly longer than cerci, with ventral robust spine ( Fig. 8D )............................ S. sierramadrensis

- Paraprocts half the length of cerci, stout, bifid ( Fig. 8C )................................................ S. pallida

- Paraprocts slightly shorter than cerci; cerci broad at tip ( Fig. 8F ).......................................... S. striata

Figures

FIGURE 8. Anal appendages of Sulcosticta spp. in lateral view. (A), S. fliedneri.; (B), S. vantoli (rearranged from fig. 4 in Villanueva & Schorr 2011); (C), S. pallida (rearranged from fig. 92 in van Tol 2005); (D), S. sierramadrensis (rearranged from fig. 5 in Villanueva et al. 2011); (E), S. viticula (rearranged from fig. 97 in van Tol 2005); (F), S. striata (rearranged from fig. 95 in van Tol 2005).