First records of Cyclorhipidion fukiense (Eggers) (Coleoptera: Curculionidae: Scolytinae: Xyleborini), an ambrosia beetle native to Asia, in North America
Author
Hoebeke, E. Richard
Author
Rabaglia, Robert J.
Author
Knížek, Miloš
Author
Weaver, John S.
text
Zootaxa
2018
2018-03-14
4394
2
243
250
journal article
30520
10.11646/zootaxa.4394.2.7
23b902b6-5483-4c79-b37e-0f30306a166a
1175-5326
1197696
CCF78F2C-CD57-4275-97E3-315065A43065
Key to female
Cyclorhipidion
occurring in North America
1 Body length short,
1.82–2.16 mm
; elytra pale yellowish brown (
Figs. 1
,
2
); elytral declivity dull, almost flat, not impressed between interstriae 1 and 3; pronotum longer than wide (pronotal length/width ratio = 1.17–1.25); declivital strial punctures large, shallow, distinct, with interior surfaces reticulate, separated by less than their diameter, and denticles on declivital interstriae 1 and 3 small and more or less uniform in size (
Fig.5
).....................................
bodoanum
(Reitter)
- Body length large, more than
2.4 mm
; elytra chestnut brown to blackish brown; elytral declivity shining, impressed between interstriae 1 and 3; pronotum only slightly longer than wide or nearly quadrate (pronotal length/width ratio ± 1.17); declivital strial punctures smaller and reticulate, generally separated at least by their diameter or slightly more; denticles on declivital interstriae 1 and 3 larger than others...................................................................... 2
2 Body length
2.45–2.76 mm
; declivital interstriae 2 slightly impressed (
Fig. 6
); elytra chestnut-brown; strial punctures and interstrial punctures on elytral declivity of equal size, confused (
Fig. 6
); pronotal length/width ratio = 1.07–1.17..................................................................................................
fukiense
(Eggers)
- Body length
3.07–3.36 mm
; declivital interstriae 2 noticeably impressed (
Fig. 7
); elytra blackish-brown; strial punctures on elytral declivity clearly distinct and larger than interstrial punctures, distinctly seriate (
Fig. 7
); pronotal length/width ratio = 1.06–1.16..........................................................................
pelliculosum
(Eichhoff)