Strongylovelia

Key to the species of Strongylovelia occurring in China

1. Antennal segment I whitish.—Female: connexiva segments VI–VII with a prominent, posteriorly directed tuft of long bristles (Figs. 13, 16, 17)...................................................................................... 2

- Antennal segment I blackish.—Female: connexiva segments VI–VII without a prominent, posteriorly directed tuft of long bristles, instead with broader tufts of shorter hairs (Figs. 14, 15).................................................4

2. Female: body length 1.49–1.51; mesonotum with large, band-shaped whitish mark (Fig. 5). – Male: body length 1.19–1.21; mesonotum with large, broadly band-shaped whitish mark (Fig. 10); abdominal segment VIII and pygophore as illustrated (Figs. 22, 39); apex of blade of paramere pointed (Fig. 42)..................................... S. hainanensis sp. n.

- Female: body length 1.64–1.74; mark on mesonotum not as above. —Male: body length 1.38–1.42; mark on mesonotum not as above.; apex of blade of paramere slightly blunt (Figs. 26, 38).................................................. 3

3. Female: mesonotum and mesopleura with a large, characteristically shaped whitish mark (Figs. 1, 13); mesopleura with two additional pairs of small whitish spots laterally, one located just dorsally of metacetabula and another on the first abdominal laterotergite (Fig. 13).—Male: mesonotum with a large, characteristically shaped whitish mark (Fig. 6); abdominal segment VIII and pygophore as illustrated (Figs. 18, 23); paramere relatively broad in lateral view (Figs. 24, 25)......... S. formosa

- Female: mesonotum and mesopleura with large, characteristically shaped whitish mark (Figs. 4, 16); mesopleura without two additional pairs of whitish spots laterally.—Male: mesonotum with semicircular-shaped whitish mark (Fig. 9); abdominal segment VIII and pygophore as illustrated (Figs. 21, 35); paramere relatively slender in lateral view (Figs. 36, 37)................................................................................................... S. fasciaria sp. n.

4. Mesonotum and metanotum separate; pronotum anteriorly along hind margin of head with a yellowish transverse band which distinctly interrupted medially (Figs. 2, 7).......................................................... S. paitooni

- Mesonotum and metanotum fused; pronotum anteriorly along hind margin of head without a yellowish transverse band which distinctly interrupted medially.......................................................... .. S. balteiformis sp. n.