(Chaetonotus)
- 80 - 370 µm - Scales unilobed with posterior incision
- Scales keeled at least up to half
- spines start at the posterior end
- spine length +/- the same, lengthens slightly to the posterior end
- all scales (except sometimes one dorsal / posterior) spined
- short spined field dorsal / posteriorly
80 Species:
Chaetonotus (C. ) aculeatus
Chaetonotus (C. ) africanus
Chaetonotus (C. ) alatus
Chaetonotus (C. ) alni
Chaetonotus (C. ) antrumus
Chaetonotus (C. ) australiensis
Chaetonotus (C. ) beauchampi
Chaetonotus (C. ) benacensis
Chaetonotus (C. ) bifidispinosus