Your are here:

kiawe scolytid

Scientific Name
Hypothenemus birmanus
Scientific Author
(Eichhoff, 1878)
Taxonomy
(Coleoptera: Curculionidae: Scolytinae: Cryphalini)
Status
Exotic Species Occurrence in Australia
Reliability
High
Download
PDF

Page menu options:

Diagnostic Images

Close
Caption
Source
Image Options
Close
Diagnostic Images (8)
Other Images (8)
Diagnostic Notes

Body Length 1.5 -2.1 mm; body colour reddish brown. Anterior margin of pronotum armed with 4 teeth, lateral teeth smaller than median teeth. Frons usually with a median groove. Elytral ground vestiture of fine confused hairs, well-developed at least on postero-lateral part of elytra, in addition to uniseriate rows of erect interstitial scales and fine strial hairs.

 

Generic characters of Hypothenemus: Eyes emarginate, antennal club with 3 sutures indicated by rows of hairs, summit of pronotum in middle, elytral ground vestiture either absent or hairlike:

 

Key to species on PaDIL (Modified from Beaver & Maddison 1990 - see references):

 

1. Frons with a round median tubercle at level of top of eyes, shallow groove below tubercle; no ground vestiture on elytra; body; length 1.5mm Hypothenemus crudiae

 

- Frons not as above; elytral ground vestiture present or not present .. 2

 

2. Anterior margin of pronotum with 4 teeth, median pair larger; frons without a median groove; elytral vestiture scalelike on declivity; body length 1.5-2.2mm Hypothenemus birmanus


- Anterior margin of pronotum with 6 teeth, all about same size; frons with or without median groove; elytral vestiture hairlike of absent ... 3

 

3.  Frons without a median groove; ground vestiture hair type combines simple and scale like hair; body length 1.0-1.3mm Hypothenemus eruditus


- Frons with a median groove ... 4


4. Ground vestiture hair type of simple hair only; body length 1.5mm. Hypothenemus hampei


-  Ground vestiture absent; body length 1.4-1.5 Hypothenemus seriatus

More Information
Author
Walker, K.
Created
11/09/2006 09:20 AEST
Last Updated
05/11/2010 12:04 AEST
Citation
Walker, K. (2006) kiawe scolytid (Hypothenemus birmanus) Updated on 11/5/2010 12:04:32 PM Available online: PaDIL - http://www.padil.gov.au.
Image Use
Free for use under the Creative Commons Attribution 3.0 Australia License

Loading