Cyclorhipidion armiger

Taxonomic history

Xyleborus armiger Schedl, 1953c: 28.

Cyclorhipidion armiger (Schedl): Smith et al. 2020b: 181.

Diagnosis

2.6−3.3 mm long (mean = 2.89 mm; n = 9); 2.5−2.71 times as long as wide. This species is distinguished by the elytralelytral:
pertaining to the elytra
discdisc:
the flat central upper surface of any body part (e.g. pronotum and elytra)
with a median shallow saddle-like impression; declivitaldeclivital:
pertaining to the elytral declivity
interstriae 2 granulategranulate:
pertaining to a coarse, grainy surface texture
; declivitydeclivity:
downward slope of either the pronotum or elytra
very steep, posterolateralposterolateral:
relating to end of the side part/portion
margin feebly costate; elytralelytral:
pertaining to the elytra
apexapex:
point or edge furthest from the body; opposite of base
bearing 4 denticlesdenticle:
a small tooth, the sides of which are equal and the tip is above the middle of the base
, one on each interstriaeinterstria:
longitudinal spaces along the elytra between the striae, which is not as<br /> impressed and bear smaller punctures.
1 and 2; declivitaldeclivital:
pertaining to the elytral declivity
face bearing 4 equally sized and spaced tuberclestubercle:
a small knob-like or rounded protuberance of the exoskeleton
along interstriaeinterstria:
longitudinal spaces along the elytra between the striae, which is not as<br /> impressed and bear smaller punctures.
1; and striaestria:
punctures in rows, which may or may not be impressed to make grooves
slightly impressedimpressed:
a depression in a surface
.

May be confused with

Cyclorhipidion bispinum, C. laciniosum, C. miyazakiense, C. obesulum, C. xyloteroides

Distribution

China (Fujian, Jiangxi, Sichuan, Yunnan), Japan, Taiwan, Thailand, Vietnam

Host plants

unknown genus of Anacardiaceae (Smith et al. 2020bSmith et al. 2020b:
Smith SM, Beaver RA, and Cognato AI. 2020b. A monograph of the Xyleborini (Coleoptera, Curculionidae, Scolytinae) of the Indochinese Peninsula (except Malaysia) and China. ZooKeys 983: 1-442. https://doi.org/10.3897/zookeys.983.52630)

DNA data

Sequences available for COI.

COI: MN619884