Chaeridiona semiviridis Pic
Creators
Description
Chaeridiona semiviridis Pic
Figure 6
Choeridiona semiviridis Pic 1935: 17 [Syntypes (3): Tonkin: Hoa-Binh (MNHN)]. Descarpentries & Villiers 1959: 504 (type specimens).
Chaeridiona semiviridis Pic. Uhmann 1958: 252, 1964: 466 (catalog); Würmli 1976: 402 (revision); Kimoto 1999: 110 (distribution).
Head, pronotum, and elytra yellowish-ochre with medial metallic green spot; legs yellow; antennae reddishyellow with apical 4 antennomeres darker. Head: wedge-shaped; acutely produced between antennal bases; carinate medially; vertex deeply, densely punctate. Antenna: 2x length of head and pronotum combined; antennomere I robust; II ¾ length of I; III–V subequal in length, each 1.25 length of I; VI–IX shorter than preceding; XI pointed at apex. Pronotum: strongly convex; lateral margin slightly sinuate, rounded in middle; anterior angle with acute tooth; densely, coarsely punctate; medial longitudinal sulcus present; pronotal width 0.9–1.0 mm; pronotal length 0.7–0.9 mm. Scutellum: quadrate; punctate. Elytron: distinctly expanding apically; exterior apical angle angulate; humerus angulate, slightly produced; puncture rows 5–7 in deep fossa, punctures confused; interspaces 2 and 6 carinate apically; carina of interspace 4 interrupted in middle; interspace 8 carinate; elytral width 0.9–1.0 mm; elytral length 2.4–2.9 mm. Venter: pro-, meso-, and metasterna punctate laterally. Total length: 3.6–4.1 mm.
Comparative notes. This species can be distinguished from all other Chaeridiona by the angulate exterior apical angle of the elytra and the metallic medial spot on the elytra.
Food plants. Adults have been collected on an unidentified ginger (Zingiberales) and Costus (Costaceae).
Distribution. Thailand, Vietnam.
Specimens examined. Thailand: (NW), Chiangmai, Fang, 12–19.IV.1958, T. C. Maa (BPBM, 1); 50 km west of Tak, 900 m, 7–8.IV.1966, rotten ginger (BPBM, 2); (S), Banna, Chawang, nr. Nabon, 70 m, Sept. 5, 1958, J. L. Gressitt, on Costus (BPBM, 1). Tonkin: Hoa-Binh (MNHN). Total: 7.
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Linked records
Additional details
Identifiers
Biodiversity
- Collection code
- MNHN , NW , T, BPBM
- Event date
- 1958-04-12
- Family
- Chrysomelidae
- Genus
- Chaeridiona
- Kingdom
- Animalia
- Order
- Coleoptera
- Phylum
- Arthropoda
- Scientific name authorship
- Pic
- Species
- semiviridis
- Taxon rank
- species
- Verbatim event date
- 1958-04-12/1966-04-08
References
- Pic, M. (1935) Nouveautes diverses. Melanges Exotico-Entomologiques, 66, 1 - 36.
- Descarpentries, A. & A. Villiers (1959) Les types de la collection M. Pic. II. Chrysomelidae Hispinae de l'Ancien Monde. Bulletin du Museum National d'Histoire Naturelle, (2) 31, 499 - 505.
- Uhmann, E. (1958) Coleopterorum Catalogus Supplementa. Chrysomelidae: Hispinae, Hispinae Africanae, Eurasiaticae, Australicae. W. Junk. s'Gravenhage. Pars 35 (2), 155 - 398.
- Uhmann, E. (1964) Coleopterorum Catalogus, Supplementa, Chrysomelidae: Hispinae. W. Junk. s'Gravenhage. Pars 35 (3), 399 - 490.
- Wurmli, M. (1976) Revision der Gattung Chaeridiona Baly, 1869 (Coleoptera: Chrysomelidae: Hispinae). Entomologische Arbeiten aus dem Museum G. Frey, 27, 402 - 405.
- Kimoto, S. (1999) Chrysomelidae (Coleoptera) of Thailand, Cambodia, Laos and Vietnam. VI. Hispinae. Bulletin of Comparative Studies of International Cultures and Societies, Kurume, 23, 59 - 159.