Rhytiphora crassicollis (Pascoe, 1864) (see Discussion)
Penthea crassicollis Pascoe, 1864a: 227 . TL: “ Interior of Australia ” (syntype in BMNH, examined here)
Penthea picta Pascoe, 1864a: 227 . TL: South Australia (syntype in BMNH, examined here)
Moved to Rhytiphora crassicollis: Ślipiński & Escalona, 2013: 202
Penthea sectator Pascoe, 1865: 358 . TL: South Australia (holotype in BMNH, examined here). New synonym
Moved to Rhytiphora sectator: Ślipiński & Escalona, 2013: 211
Distribution: WA, SA, NT, QLD, NSW, VIC
Host plants: Atriplex lindleyi, A. pseudocampanulata, A. vesicaria; Chenopodium sp.; Eucalyptus camaldulensis; Salsola sp. ? (“roly poly”) (Webb 1987)