Platysodes, Westwood, 1873

Qiu, Jian-Yue & Xu, Hao, 2020, Further notes on the flower chafer genus Platysodes Westwood, 1873 (Coleoptera Scarabaeidae: Cetoniinae) with description of a new species from Himalaya, Zootaxa 4890 (2), pp. 192-200 : 200

Key to the species of the genus Platysodes (modified from Qiu et al. 2015)

1. Punctures on disc of pronotum dense and distinct; last spiracle distinctly protruding............ P. madoni Bourgoin, 1923

- Punctures on disc of pronotum sparse and indistinct; last spiracle prominent....................................... 2

2. Distal declivity of elytron smooth ( Figs. 11, 16 )............................................................. 3

- Distal declivity of elytron matt ( Figs. 3 , 23 )................................................................ 4

3. Elytron usually completely black, without white maculae ( Figs. 14–15 , 26 ); distributed in Indochina.. P. jansoni Arrow, 1910

- Elytron with one white maculae ( Figs. 9–10 ); distributed in southern China mainland and Taiwan Island............................................................................................ P. formosanus Kobayashi, 1990

4. Elytron with one groove ( Fig. 27 )................................................. P. verlorenii Westwood, 1873

- Elytron with two grooves ( Fig. 24 )................................................... P. sabatinellii new species

Figures

FIGURES 9–17. Specimens of Platysodes Westwood, 1873. 9–12, P. formosanus Kobayashi, 1990: 9, female habitus (MYNU); 10–11, slightly greasy male and distal declivity of elytra (CKSJ); 12, parameres of holotype in apical view (MSMT; provided by Yu-Tang Wang). 13–17, P. jansoni Arrow, 1910: 13, greasy female with two maculae on elytron (BPBM; provided by James H. Boone); 14, female habitus (CKSJ); 15–16, male habitus and distal declivity of elytra (MNHN); 17, parameres in apical view (provided by Christophe Rivier). Red arrows emphasize the tomentose maculae.

FIGURES 1–8. Type specimens of Platysodes sabatinellii Qiu & Xu, new species. 1–3, holotype (BMNH): 1, dorsal view; 2, ventral view; 3, oblique view. 4–5, parameres of paratype in lateral and apical view (Darjeeling, NHMB; provided by Guido Sabatinelli). 6, paratype (CKSJ). 7–8, allotype (MNHN): 7, dorsal view; 8, distal declivity of elytra. Red arrows emphasize the matt area.

FIGURES 18–23. Specimens of Platysodes verlorenii Westwood, 1873. 18–22, variability of maculae of elytron: 18, one indistinct macula (slightly greasy, BMNH); 19, macula absent (CKSJ); 20, two indistinct maculae (slightly greasy, CKSJ); 21, two distinct maculae (NHMB); 22, three distinct maculae (CKSJ). 23, distal declivity of elytra (MNHN). Red arrows emphasize the tomentose maculae.

FIGURES 24–27. Habitus of Platysodes Westwood, 1873 species in oblique view. 24, P. sabatinellii Qiu & Xu, new species (CKSJ); 25, P. formosanus Kobayashi, 1990 (slightly greasy, CKSJ); 26, P. jansoni Arrow, 1910 (CKSJ); 27, P. verlorenii Westwood, 1873 (greasy, CKSJ).