(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. ) dybowskii
Chaetonotus (C. ) elegans
Chaetonotus (C. ) eximius
Chaetonotus (C. ) fluviatilis
Chaetonotus (C. ) formosus
Chaetonotus (C. ) furcatus
Chaetonotus (C. ) gelidus
Chaetonotus (C. ) greuteri
Chaetonotus (C. ) heterospinosus