Type
Zone
Age range
372.15–370 Ma
Late Devonian
Famennian
Frasnian
Palmatolepis crepida
Palmatolepis triangularis
Palmatolepis linguiformis
372.2372.1372.0371.9371.8371.7371.6371.5371.4371.3371.2371.1371.0370.9370.8370.7370.6370.5370.4370.3370.2370.1370.0