Distribution: Known from coastal areas of Western Australia from approximately Geraldton to Bunbury.
Remarks: This wasp is approximately 20 millimetres long. This individual is male. Females have a red abdomen.
These photographs were taken in October.
References: Identification courtesy of David Knowles.
A revision of the Australian digger wasps in the genus Sphex (Hymenoptera, Sphecidae) https://www.researchgate.net/figure/Sphex-rugifer-A-habitus-B-habitus-C-wings-D-ventral-view-of-metasomal-sterna_fig18_282668950
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