Xyleborinus nobuchii
Xyleborinus nobuchii holotype lateral; S.M. Smith |
Xyleborinus nobuchii holotype lateral; S.M. Smith |
Xyleborinus nobuchii holotype declivity; S.M. Smith |
Xyleborinus nobuchii holotype lateral; S.M. Smith |
Taxonomic history
Xyleborinus nobuchii Smith, Beaver & Cognato 2022 (in Smith et al. 2022cSmith et al. 2022c:
Smith, SM, Beaver RA, Pham HT, Cognato AI. 2022c. New species and new records of Xyleborini from the Oriental region, Japan and Papua New Guinea (Coleoptera: Curculionidae: Scolytinae). Zootaxa. In press.): in press.
Diagnosis
2.2 mm long (mean = 2.2 mm; n = 3); 3.38 times as long as wide. This species is distinguished by the entireentire:
without marginal teeth or notches
length of interstriaeinterstria:
longitudinal spaces along the elytra between the striae, which is not as<br />
impressed and bear smaller punctures.
2 unarmed by tubercles; elytraelytron:
the two sclerotized forewings of beetles that protect and cover the flight wings
attenuateattenuate:
gradually tapering apically
from basalbase:
point or edge closest to the body; opposite of apex
half, apexapex:
point or edge furthest from the body; opposite of base
acute; declivitaldeclivital:
pertaining to the elytral declivity
interstriae flat, interstriaeinterstria:
longitudinal spaces along the elytra between the striae, which is not as<br />
impressed and bear smaller punctures.
2 not impressedimpressed:
a depression in a surface
; and denticlesdenticle:
a small tooth, the sides of which are equal and the tip is above the middle of the base
on interstriaeinterstria:
longitudinal spaces along the elytra between the striae, which is not as<br />
impressed and bear smaller punctures.
1 and 3 moderate.
May be confused with
Distribution
Japan
Host plants
unknown
DNA data
specimens not available for sequencing