Dactylioceras cf. commune – 8 cm – a bit of a mix between D. commune with coarser ribbing and D. athleticum
with ribs going angled over the venter
Dactylioceras cf. commune – 8 cm – a bit of a mix between D. commune with coarser ribbing and D. athleticum
with ribs going angled over the venter
Yorkshire Ammonites (and other fossils ) revisited 