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Home/ Megacephalini / Pseudotetracha / Pseudotetracha greyana
free_basic NE species Endemic · AU large

Pseudotetracha greyana

Cassola, 2007

Common name: Greyana Tiger Beetle

Tribe
Megacephalini
Subtribe
Megacephalina
Bioregion
Australasian
Countries
1
Body length
17 mm
Habitat
open-ground
Activity
nocturnal
Wings
macropterous

Distribution

Australia (Western Australia)

Open Sandy habitatBiome: Open arid
Provinces: Western Australia

Flight period

I

Active October–March (peak Jan–Nov)

II
III
IV
V
VI
VII
VIII
IX
X
XI
XII

X-III (rainfall-triggered, austral wet season)

Key diagnostic characters

DIAGNOSIS — *Pseudotetracha* W. Horn, 1900 Body medium to large (10–18 mm), robust habituwith typical of Megacephalini.

Precise distribution

AU

Confidence profile

geo:M|bio:H|morph:H|pheno:I|elev:I|obs:M

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Taxonomic notes

Original combination: [orig. comb.] helmsi (Horn, 1900) (Horn, 1900)

Originally described as helmsi (Horn, 1900); transferred to Pseudotetracha · Verified in Wiesner 2020 checklist

Synonym: Cicindela helmsi (Horn, 1900) [basionym]

Data quality: 72/100  ·  Source: GBIF; Wiesner2020; matrix-morphology  ·  Verified by V. Štrunc · Audited: 2026-05-13

Frequently asked

What is the Helmsi Tiger Beetle? ▾
Pseudotetracha Fleutiaux, 1894 is a large Australian genus of tiger beetles comprising about 29 species, all confined to Australia and its northern periphery. These robust, metallic hunters — gleaming in greens, bronzes, and coppers — are creatures of the night, prowling the blindingly white surfa
Where does the Helmsi Tiger Beetle live? ▾
It specialises in open ground habitats. distributed across the Australasian region. with records from Australia