Species

Athyris concentrica (Buch, 1834)

Images
TUG 439-220
Athyris concentrica | Athyris concentrica (von Buch, 1834)
Devonian | Hamilton group
TUG 440-441
Athyris concentrica | Athyris concentrica (von Buch, 1834)
Devonian | Devonischen Kalk.
TUG 441-677
Athyris concentrica | Athyris concentrica (von Buch, 1834)
Devonian | Devonische Schichten