Name: SPINATRYPA ROCKFORDENSIS(Fenton & Fenton, 1924) Age: upper DEVONIEN ,LIME CREEK FORMATION Location: Barvaux sur Ourthe,Belgium The spécimen has a size of 26 mm.
Name: SPINATRYPA ROCKFORDENSIS(Fenton & Fenton, 1924) Age: upper DEVONIEN ,LIME CREEK FORMATION Location: Rockford, Iowa, USA The spécimen has a size of 1.9 cm.