Microperus kirishimanus
Microperus kirishimanus lateral; R.K. Osborn |
Microperus kirishimanus dorsal; R.K. Osborn |
Microperus kirishimanus declivity; R.K. Osborn |
Microperus kirishimanus frontal; R.K. Osborn |
Taxonomic history
Xyleborus kirishimanus Murayama, 1955: 85.
Coptodryas kirishimanus (Murayama): Wood and Bright, 1992: 825.
Microperus kirishimanus (Murayama): Beaver and Liu, 2010: 28.
Diagnosis
1.6−1.8 mm long (mean = 1.69 mm; n = 5); 2.43−2.75 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)
flat; elytralelytral:
pertaining to the elytra
declivitydeclivity:
downward slope of either the pronotum or elytra
short, steep, obliquely truncateobliquely truncate:
nearly truncate but rounded not flat in lateral view
; posterolateralposterolateral:
relating to end of the side part/portion
carinacarina:
an elevated ridge or keel, not necessarily high or acute
denticulate; declivitaldeclivital:
pertaining to the elytral declivity
interstriae straight from basebase:
point or edge closest to the body; opposite of apex
to apexapex:
point or edge furthest from the body; opposite of base
, never laterally broadened; denticlesdenticle:
a small tooth, the sides of which are equal and the tip is above the middle of the base
on declivitaldeclivital:
pertaining to the elytral declivity
summit and margins larger, more sharply acute, and denser than those on declivitaldeclivital:
pertaining to the elytral declivity
face.
May be confused with
Microperus latesalebrinus, M. molestus, M. nudibrevis, and M. perparvus
Distribution
China (Fujian, Yunnan), Japan, Taiwan
Host plants
recorded from Castanopsis, Quercus (Fagaceae), and Ilex (Aquifoliaceae) (Nobuchi 1981aNobuchi 1981a:
Nobuchi A. 1981a. Studies on Scolytidae (Coleoptera) XXII. Six new species and two new females of the genus Xyleborus from Japan. Kontyucirc; 49: 143-154.)
DNA data
Sequences available for COI and CAD.