Cangshanaltica Konstantinov, Chamorro, Prathapan, Ge & Yang 2013
Creators: name: Damaška, Albert František
name: Ruan, Yongying
name: Fikáček, Martin
Publisher: name: Zenodo
Year: 2022
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Coleoptera
Chrysomelidae
Cangshanaltica

description: Key to described species of Cangshanaltica Konstantinov, Chamorro, Prathapan, Ge & Yang
1 Pronotum and elytra differently colored or elytra with a color pattern (Figs 4,6,7).................................. 2
- Pronotum and elytra unicolorous......................................................................... 5
2 Elytra black or dark blackish-brown with yellowish spots in basal and humeral parts and a yellowish brown stripe along epipleura; elytral apices yellowish brown (Median lobe of aedeagus widened towards apex; Fig. 6)... C. marginata sp. nov.
- Elytra with a dark spot or spots.......................................................................... 3
3 Each elytron brownish ochraceous with a dark central spot (Antennomeres VII—XI distinctly elongated; Fig. 4)........................................................................................... C. guanxiensis sp. nov.
- Elytra yellow with multiple dark spots.................................................................... 4
4 Elytra with 6 dark spots.................................................. C. ogatai Takemoto & Suenaga, 2021
- Elytra with 4 dark spots (Fig. 7)......................... A species complex related to C. ogatai distributed in Taiwan.
5 Dorsum without, or with a feeble metallic luster............................................................ 6
- Dorsum with a strong blue or green metallic luster......................................................... 11
6 Length greater than 1.5 mm in males, 1.7 mm in females..................................................... 7
- Body minute, length less than or equal to 1.5 mm in males, 1.7 mm in females.................................... 9
7 Dorsum brown....................................................................................... 8
- Dorsum black with feeble greenish metallic luster (median lobe of aedeagus gradually narrowing towards apex; Fig. 2)...................................................... C. nigra Konstantinov, Chamorro, Prathapan, Ge & Yang, 2013
8 Dorsum chestnut brown; antennae flattened,; median lobe of aedeagus elongate and slender with sharp parallel margins on dorsal side, pointed; antennomere XI distinctly paler than X (Fig. 5)................... Cangshanaltica javana sp. nov.
- Dorsum dark brown; median lobe of aedeagus shorter, parallel-sided without distinct sharp margins, apex blunt; antennomere XI only slightly paler than X, antennae almost unicolorous chestnut brown... C. siamensis Damaška & Konstantinov, 2016.
9 Body circular; median lobe of aedeagus with blunt apex; spermathecal receptacle short.................................................................................................... C. sprynari Damaška & Aston, 2019
- Body oval; median lobe of aedeagus with apex pointed; spermathecal receptacle oval-elongate...................... 10
10 Median lobe of aedeagus much slenderer in apical third, then gradually narrowing towards apex, basal part wide and bulbose........................................................... C. fuanensis Ruan, Konstantinov & Damaška, 2022
- Median lobe of aedeagus slightly narrowing towards apex, almost parallel-sided, apex arrow-like, basal part not strongly widened (Fig 3)................................................................. C. castanea (Gruev, 1985)
11 Median lobe of aedeagus narrower, narrowing towards apex; spermathecal duct with coils; metallic luster violet-blue; elytra almost impunctate; tibial spur length same or less than length of metatarsomere II.............................................................................................. C. luzonica Damaška, Mohagan & Fikáček, 2020
- Median lobe of aedeagus wider, parallel-sided; spermathecal duct without coils; elytra irregularly but distinctly punctate; metallic luster greenish; tibial spur longer than metatarsomere II... C. mindanaoensis Damaška, Mohagan & Fikáček, 2020
description: Published as part of Damaška, Albert František, Ruan, Yongying & Fikáček, Martin, 2022, The genus Cangshanaltica (Coleoptera: Chrysomelidae: Alticinae): overview, new species, and notes on species complexes, pp. 49-64 in Zootaxa 5219 (1) on page 62, DOI: 10.11646/zootaxa.5219.1.2, http://zenodo.org/record/7408144