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powderpost beetle

Scientific Name
Apate lignicolor
Scientific Author
Fairmaire, 1883
Taxonomy
(Coleoptera: Bostrichidae: Apatinae: Apatini)
Status
Exotic species - absent from Australia
Reliability
High
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Diagnostic Notes
The tribe Apatini 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

- Tarsal segment 1 shorter than segment 2 and segment 3 also shorter than segment 2

- Antennal club segments 1 and 2 cup shaped and strongly transverse

The genus Apate is characterised by:

- Body length: 5.5-32.0mm

- Elytra dorsal apical end with 2-3 prominent ridges

- Apical declivity abruptly truncated and armed with 2 or 3 pairs of projections

- Clypeus anterior margin not concave and usually with a single toothlike, smooth triangular projection in the middle.

There are 15 known valid species in this genus.

Genus Sex determination:

- Pronotum with anterior angles with a hooked tooth (Males), unarmed (Females)

- Antennal club segments without pits (Males), pitted (Females)

- Frons without a crown of brush or hair (Males), with a brush or hairs (Females)

Diagnostic characteristics of this species include:

Female:

- Body length: 8.0-14.00mm

- Last visible sternite with thick and erect setae

- Apical border of the apcial declivity smooth

- Elytra uniformly brown to reddish-brown

- Eyes large and prominent

- Frons with erect hairs forming a brush, long hairs as long as diameter of eye

- Head vertex granulose

- Metasternum shiny and glabrous (bare)

- Sternite 1 with a medium keel

Male:

- Frons granulose

- Elytra veins not raised or apically toothed

- Elytra uniformly brown to dark brown colour

- Elytra apcial puncturation in spaces between dorsal veins dense, deep and irregular

Source: Graham Goodyer 2008 (unpublished) Identification of Bostrichid beetles to Genus and Species.
More Information
Specimen Contact
Museum of Comparative Zoology, Harvard Uni, Cambridge USA
Author
Ken Walker
Created
25/05/2011 04:12 AEST
Last Updated
21/10/2011 09:42 AEST
Citation
Ken Walker (2011) powderpost beetle (Apate lignicolor) Updated on 10/21/2011 9:42:02 AM Available online: PaDIL - http://www.padil.gov.au.
Image Use
Free for use under the Creative Commons Attribution 3.0 Australia License

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