Xyleborinus kwangruengensis
Xyleborinus kwangreungensis paratype lateral; S.M. Smith |
Xyleborinus kwangruengensis dorsal; S.M. Smith |
Xyleborinus kwangruengensis declivity; S.M. Smith |
Xyleborinus kwangruengensis frontal; S.M. Smith |
Taxonomic history
Xyleborinus kwangruengensis Park & Smith 2020 (in Park et al. 2020Park et al. 2020:
Park S, Smith SM, Cognato AI, Beaver RA. 2020. Catalogue of Korean Xyleborine ambrosia beetles (Coleoptera: Curculionidae) with seven new species. Journal of Asia-Pacific Biodiversity 13: 210-228. https://doi.org/10.1016/j.japb.2020.01.002): 219.
Diagnosis
2.77−2.98 mm long (mean = 2.85 mm; n = 9); 2.86 times as long as wide. This species is distinguished by the posteriorposterior:
toward the rear end; opposite of anterior
margin of elytraelytron:
the two sclerotized forewings of beetles that protect and cover the flight wings
broadly rounded; declivitaldeclivital:
pertaining to the elytral declivity
face with interstriaeinterstria:
longitudinal spaces along the elytra between the striae, which is not as<br />
impressed and bear smaller punctures.
1 and 2 unarmed by tubercles; declivitaldeclivital:
pertaining to the elytral declivity
face moderately sulcatesulcate:
deeply furrowed or grooved
; large body size; interstriaeinterstria:
longitudinal spaces along the elytra between the striae, which is not as<br />
impressed and bear smaller punctures.
3 convexconvex:
appearing rounded
, bearing four pairs of long, narrow, pointed spinesspine:
an elongate projection of the exoskeleton that is longer than its basal width
with blunted apices, increasing in length from basebase:
point or edge closest to the body; opposite of apex
to apexapex:
point or edge furthest from the body; opposite of base
; sulcatesulcate:
deeply furrowed or grooved
area of declivitydeclivity:
downward slope of either the pronotum or elytra
smooth, shiningshining:
appearing glossy or bright in luster; referring to a surface that is polished and reflects light well
; and elongate body form.
May be confused with
Xyleborinus artestriatus, X. echinopterus, X. ephialtodes, X. octiesdentatus, X. schaufussi, X. speciosus, and X. spinipennis
Distribution
South Korea
Host plants
unknown
DNA data
Sequences available for COI and CAD.
COI: OP617783
CAD: OP607213