Cyclorhipidion amputatum

Taxonomic history

Cyclorhipidion amputatum 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): 178.

Diagnosis

5.0 mm long (n = 1); 3.13 times as long as wide. This species can be distinguished by the large size; obliquely truncateobliquely truncate:
nearly truncate but rounded not flat in lateral view
declivitydeclivity:
downward slope of either the pronotum or elytra
with rounded margins; pronotumpronotum:
the dorsal surface of the thorax
wider than long and subquadratesubquadrate:
almost quadrate, with oblique corners
from dorsaldorsal:
of or relating to the upper surface; opposite of ventral
view (type 3); declivitaldeclivital:
pertaining to the elytral declivity
interstriae punctures replaced by sparse, small, confusedconfused:
of markings, having indefinite outlines or running together as lines or spots without definite pattern; usually referring to punctures
tubercles; declivitaldeclivital:
pertaining to the elytral declivity
strial punctures large, distinct; declivitaldeclivital:
pertaining to the elytral declivity
face appearing convexconvex:
appearing rounded
and strongly shiningshining:
appearing glossy or bright in luster; referring to a surface that is polished and reflects light well
; declivitaldeclivital:
pertaining to the elytral declivity
striae clearly, uniformly impressedimpressed:
a depression in a surface
and interstriaeinterstria:
longitudinal spaces along the elytra between the striae, which is not as<br /> impressed and bear smaller punctures.
inflatedinflated:
blown up; distended
on apicalapex:
point or edge furthest from the body; opposite of base
half.

May be confused with

Cyclorhipidion amasoides, C. circumcisum, C. muticum, C. trucaudinum, C. umbratum, all of which are large and have an obliquely truncateobliquely truncate:
nearly truncate but rounded not flat in lateral view
or truncatetruncate:
appearing cut off or suddenly shortened
declivity

Distribution

Vietnam

Host plants

unknown (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 and CAD.

COI: MN619894

CAD: MN620178