1. Padil Species Factsheet Scientific Name: Common Name Image

1. PaDIL Species Factsheet

Scientific Name: Stephanopachys rugosus (Olivier, 1795) (Coleoptera: Bostrichidae: Dinoderinae)

Common Name Powderpost beetle Live link: http://www.padil.gov.au/pests-and-diseases/Pest/Main/141248

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 of Comparative Zoology, Harvard Uni, Cambridge USA - [email protected] Author: Ken Walker Citation: Ken Walker (2011) Powderpost beetle(Stephanopachys rugosus)Updated on 8/23/2021 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/141248

2.3. Facets Commodity Overview: Forestry Commodity Type: Timber Distribution: Australasian - Oceanian, USA and Canada Group: Beetles Status: Exotic Species Occurrence in Australia

2.4. Other Names Dindoerus porcatus LeConte, 1866 Dinoderus opacys Casey, 1898

2.5. Diagnostic Notes The subfamily Dinoderinae is characterised by:

- Hind coxae contiguous or closely approximated - Pronotum hood-like; head deeply inserted into the pronotum underneath, head not entirely visible from above - Pronotum with posterolateral carina but carina not present along entire lateral margin - Pronotum anterior margin rounded or conical shaped or truncate - Pronotum with medium tooth most prominent - Head with plane or labrum angled downwards from a raised clypeus - Tarsal segment 1 as long as or longer than segment 2; Segment 3 as long as or longer than segment 2

The genus _Stephanopachys_ is characterised by:

- Body length: 2.5-6.5mm - Pronotum evenly or broadly rounded or tapering in front - Pronotum anterior marginal teeth arranged in a curve - Pronotum posterolateral carina absent but represented by a row of tubercles

There are 12 known valid species in this genus.

Diagnostic characteristics of this species include:

- Body length: 2.5-4.5mm - Pronotum anterior marginal teeth distinct and well separated (non contiguous at base) - Pronotum basal half with raised granules - Pronotum with tooth at each posterior angle - Elytra basal half with distinct rows of raised, concial or bead-like granules (each granule with a short, erect hair arising from top) - Elytral granules with a round depression at the top.

Source: Graham Goodyer 2008 (unpublished) Identification of Bostrichid beetles to Genus and Species. 3. Diagnostic Images

USA, Massachusetts, Middlesex Co., USA, Massachusetts, Middlesex Co., Cambridge, 5 August 1982, M. Thaver. Det Cambridge, 5 August 1982, M. Thaver. Det M. A. Ivie, 1986 M. A. Ivie, 1986 Head Side Image: Sarah McCaffrey Lateral Image: Sarah McCaffrey Museums Museums Victoria Victoria USA, Massachusetts, Middlesex Co., USA, Massachusetts, Middlesex Co., Cambridge, 5 August 1982, M. Thaver. Det Cambridge, 5 August 1982, M. Thaver. Det M. A. Ivie, 1986 M. A. Ivie, 1986 Posterior Image: Sarah McCaffrey Museums Pronotum Image: Sarah McCaffrey Victoria Museums Victoria

Results Generated: Tuesday, September 28, 2021