male | female | |||||
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L1 | 13.9 | 9.8 – 17.5 | n = 4 | 17.4 | 13.55 – 20.9 | n = 4 |
L2 | 13.5 | 9.4 – 17.05 | n = 4 | 17.1 | 13.35 – 20.6 | n = 4 |
W | 4.8 | 3.3 – 5.8 | n = 4 | 6.2 | 4.65 – 7.55 | n = 4 |
Legend | L1 | length from clypeus/frons to elytral apex (mean, range, sample size) |
L2 | length from anterior of edge of eyes to elytral apex | |
W | maximum width with elytra fully closed |
Elytra with widely spaced, sharply defined, narrow ridges (costae). Sexually dimorphic: females dark brown with extensive purple colouration and blue-green reflections; males have the elytra straw-coloured or translucent and purple areas restricted or absent, are more strongly tapered apically, and have larger antennae serrations.
Gory & Laporte 1838 based their description of this species (as Stigmodera peroni) on type material from 'Ile des Kangouroos' (Kangaroo Island).
Legend | P.J.Lang collection vouchered records | |
other private collection or museum specimens, or sightings |
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Jul | Aug | Sep | Oct | Nov | Dec | Jan | Feb | Mar | Apr | May | Jun |
Legend | ||
9 | number of active beetles, actually recorded in that quarter-month | |
actual count > 1 (median) | ||
actual count <= 1 (median) |
Only collected sporadically, with no evidence for preferred adult hosts, and larval hosts unknown. Commenting on this species (as Strigoptera australis), Goudie 1920 noted: 'Twenty years ago it used to occur in considerable numbers in the Birchip [NW Victoria Mallee] district, appearing about the middle of January, when it would be found in the mornings clinging to the wheat stubble, low mallee shoots, &c.'.
¹ Legend | regions | SA State Herbarium regions (map) EA: Eastern, EP: Eyre Peninsula, FR: Flinders Ranges, GT: Gairdner-Torrens, KI: Kangaroo Island, LE: Lake Eyre, MU: Murray, NL: Northern Lofty, NU: Nullarbor, NW: North-Western, SE: South-Eastern, SL: Southern Lofty, YP: Yorke Peninsula |
size | The ellipse is the correct size when printed, indicative on a desktop screen, and likely to be wrong on a mobile device. |