Phlogothamnus Ishihara,1961

Yao, Binbin, Zhang, Runzhi & Xing, Jichun, 2022, Review of Chinese species of genus Phlogothamnus Ishihara (Hemiptera Cicadellidae: Deltocephalinae) with description of a new species, Zootaxa 5129 (3), pp. 422-431 : 423

Phlogothamnus Ishihara,1961

Phlogothamnus Ishihara, 1961: 248 (Type: Phlogothamnus maculiceps Ishihara, 1961 ); Linnavuori, 1969: 1179; Li &Song, 2010: 607; Li et al., 2011: 178; Zahniser & Dietrich, 2013: 152; Dietrich et al., 2020: 255.

Diagnosis. This genus is similar to Phlogotettix Ribaut, 1942 in appearance, but can be distinguished from the latter by the pygofer with an outer process arising from ventral submarginal ridge.

Distribution. Ethiopian ( Linnavuori, 1969), Oriental Region ( Li & Song, 2010; Li et al., 2011; Dietrich et al., 2020).

Checklist to Chinese species of Phlogothamnus

P. acutaedeagus Li, 2011 Distribution: China (Sichuan).

P. circinatus sp. nov. Distribution: China (Guizhou).

P. luteoguttatus Li, 2011 Distribution: China (Hainan).

P. maculiceps Ishihara, 1961 Distribution: China (Sichuan, Yunnan).

P. polymaculatus Li & Song, 2010 Distribution: China (Jiangxi, Jiangsu, Yunnan).

P. productus Li & Xing, 2011 Distribution: China (Hainan).

P. rugosus Li, 2011 Distribution: China (Guizhou, Guangxi).

Key to species (males) of Phlogothamnus from China

1. Crown with a pair of large black spots........................................................... P. maculiceps

- Crown without a pair of large black spots.................................................................. 2

2. Crown with some irregular black markings................................................................. 3

- Crown without black markings.......................................................................... 5

3. Aedeagal shaft with a pair of short subapical triangular processes................................... P. polymaculatus

- Aedeagal shaft with circular subapical process...............................................................4

4. Style short and smooth.................................................................. P. circinatus sp. nov.

- Style long, with apical and subapical rugae.......................................................... P. rugosus

5. Crown with a pair of orange-yellow longitudinal markings........................................... P. productus

- Crown with irregular brown markings..................................................................... 6

6. Forewings with black spots.................................................................. P. acutaedeagus

- Forewings without spots.................................................................... P. luteoguttatus