Xyleborinus huifenyinae

Taxonomic history

Xyleborinus huifenyinae Smith, Beaver & Cognato 2020 (in 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): 346.

Diagnosis

1.7 mm long (n = 1); 2.83 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; posterolateralposterolateral:
relating to end of the side part/portion
margin of declivitydeclivity:
downward slope of either the pronotum or elytra
costate and denticulcate; declivitaldeclivital:
pertaining to the elytral declivity
face shagreenedshagreened:
covered with a closely-set roughness, like shark skin
, dull; 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, 3 prominent.

This species is very similar to X. perpusillus and can be distinguished by the shagreenedshagreened:
covered with a closely-set roughness, like shark skin
declivitydeclivity:
downward slope of either the pronotum or elytra
, posterolateralposterolateral:
relating to end of the side part/portion
margin of the declivitydeclivity:
downward slope of either the pronotum or elytra
costate and denticulatedenticulate:
covered in denticles
and larger 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.

May be confused with

Xyleborinus exiguus, X. perpusillus, and X. tritus

Distribution

China (Fujian, Guangdong, Jiangxi, Yunnan)

Host plants

known from Elaeocarpus (Elaeocarpaceae), Fagaceae, Schima superba (Theaceae) (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, Smith et al. in review)

DNA data

Sequences available for COI and CAD.

COI: OP617826

CAD: OP607262