A new species of Chaeridiona Baly (Coleoptera: Chrysomelidae: Cassidinae: Oncocephalini) infesting ginger (Zingiber officinale Roscoe) and turmeric (Curcuma longa L.) in India and redescription of Chaeridiona pseudometallica Basu
Shameem, K. M.
Prathapan, K. D.
Zootaxa
2014
3815
4
575
582
62LQ8
Baly
Baly
[456,672,1129,1155]
Insecta
Chrysomelidae
Chaeridiona
Animalia
Coleoptera
5
580
Arthropoda
genus
1 Exterior apical angle of elytra angulate or denticulate (Figs 1 & 2)............................................... 2 - Exterior apical angle of elytra rounded (Figs 6 & 7)......................................................... 3 2 Dorsum dark brown with purplish tinge; elytral costae 1–4 interrupted................................. C. piceaBaly - Dorsum metallic emerald green to dull green except coppery brown laterally and preapically; elytral costa three interrupted.......................................................................................... C. mayuri n. sp. 3 Elytra distinctly tuberculate; costae not visible between tubercles; dorsum brown, without metallic sheen................................................................................................. C. tuberculataUhmann - Elytra not tuberculate; costae visible; dorsum with metallic sheen.............................................. 4 4 Anterolateral pronotal angle with single tooth (Fig. 8); length 3.2–3.5 mm..................... C. pseudometallicaBasu - Anterolateral pronotal angle with two teeth (Fig. 3); length 4.3–5.0 mm.............................. C. metallicaBaly