1. PaDIL Species Factsheet

Scientific Name: cavicollis LeConte, 1866 (Coleoptera: : Lyctinae: Lyctini)

Common Name western lyctus Live link: http://www.padil.gov.au/pests-and-diseases/Pest/Main/135779

Image Library Australian Biosecurity Live link: http://www.padil.gov.au/pests-and-diseases/

Partners for Australian Biosecurity image library

Department of Agriculture, Water and the Environment https://www.awe.gov.au/ Department of Primary Industries and Regional Development, Western Australia https://dpird.wa.gov.au/ Plant Health Australia https://www.planthealthaustralia.com.au/ Museums Victoria https://museumsvictoria.com.au/ 2. Species Information

2.1. Details Specimen Contact: Museum Victoria - [email protected] Author: Walker, K. Citation: Walker, K. (2006) western lyctus beetle(Lyctus cavicollis)Updated on 8/26/2021 Available online: PaDIL - http://www.padil.gov.au Image Use: Free for use under the Creative Commons Attribution-NonCommercial 4.0 International (CC BY- NC 4.0)

2.2. URL Live link: http://www.padil.gov.au/pests-and-diseases/Pest/Main/135779

2.3. Facets Status: Exotic Species Occurrence in Australia Group: Commodity Overview: Horticulture, Forestry Commodity Type: Timber, Ornamentals Distribution: USA and Canada, Europe and Northern Asia, Australasian - Oceanian, South and South-East Asia

2.4. Other Names Horned Western powderpost beetle

2.5. Diagnostic Notes The tribe Lyctini is characterised by:

- Hind coxae distinctly separated - At least the outer two-thirds of each elytron with complete, even or uneven, longitudinal rows of punctures and corresponding hairs - Metathoracic femur relatively slender, nearly club shaped and not compressed

The genus Lyctus is characterised by:

- Body length: 1.5-8.0mm - Pronotum without tubercles, teeth, small lobes or ridges - Frons never with a medium tooth or tubercle - Dorsal vestiture not erect - Both antennal club segments subequal in length but the first is normally shorter than the second - First antennal club segment wider or as wide as second segment - Second antennal club segment ovoid, conoid, ellipsoid or pear shaped - Anterior tibiae not strongly enlarged at the apex - Anterior tibiae acutely produced externally and with a large, curved spine

There are 26 known valid species in this genus.

Diagnostic characteristics of this species include:

- Body length: 2.5-5.5mm - Elytral punctures very fine, deep and elongate - Median fovea broadly oval and deep.

Source: Graham Goodyer 2008 (unpublished) Identification of Bostrichid beetles to Genus and Species.

2.6. References Gerberg, E. J. 1957. Revision of the New World species of powderpost beetles belonging to the family Lyctidae. U.S. Dept. Agr. Tech. Bull. 1157:1-55.

2.7. Web Links European distribution map: http://eunis.eea.europa.eu/species- factsheet.jsp?tab=2&idSpecies=132904&idSpeciesLink=132904 UK record: http://www.answers.com/topic/list-of-beetle-species-recorded-in-britain Urban Entomology: http://insects.ucr.edu/ebeling/ebel5-2.html#lyctus%20cavicollis 3. Diagnostic Images

Australia: Victoria. det. J.M. Vrydagh 1957 Australia: Victoria. det. J.M. Vrydagh 1957 Antennal segments: Simon Hinkley & Ken Dorsal view: Simon Hinkley & Ken Walker Walker Museums Victoria Museums Victoria

Australia: Victoria. det. J.M. Vrydagh 1957 Australia: Victoria. det. J.M. Vrydagh 1957 Elytra: Simon Hinkley & Ken Walker Head front: Simon Hinkley & Ken Walker Museums Victoria Museums Victoria

Australia: Victoria. det. J.M. Vrydagh 1957 Australia: Victoria. det. J.M. Vrydagh 1957 Head side: Simon Hinkley & Ken Walker Lateral view: Simon Hinkley & Ken Walker Museums Victoria Museums Victoria Australia: Victoria. det. J.M. Vrydagh 1957 Australia: Victoria. det. J.M. Vrydagh 1957 Posterior view: Simon Hinkley & Ken Walker Pronotum: Simon Hinkley & Ken Walker Museums Victoria Museums Victoria

Results Generated: Sunday, September 26, 2021