Genus Chauliognathus

Four species are listed for Tasmania

Chauliognathus appendiculatus
(currently empty)

Chauliognathus fernshawensis

IMG 6426  IMG 6429  IMG 1438

Chauliognathus lugubris (Plague Soldier Beetle)

Cantharidae-Chauliognathus_lugubris  Cantharidae-Chauliognathus_lugubris  IMG 8963

Chauliognathus tricolor
This species is highly variable showing great range in size (beginning around 6mm up to 16mm), colour of elytra (though always entirely dark), and the markings on the pronotum.
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Pending ID – Chauliognathus
Soldier Beetle larva
Mid November 2011
Knocklofty Reserve, Hobart
Photo KE
Cantharidae-larvae

Defensive curling
Mid March 2017
Knocklofty Reserve, Hobart, nipaluna
Photos KE

Early October 2017
Coningham
Photos KE
 

Early October 2017
Coningham
Photos KE

Mid August 2023
Wielangta
Identification thanks to Boris Büche
Photo KE
IMG 7545

References:

Grove S.J., Forster  L. G. ,Porch, N. (2021) An illustrated checklist of the insects of Tasmania. Part 1 – Coleoptera (beetles). The Royal Society of Tasmania. Hobart