BEAUTIFUL BLASTOID - LOWER CARBONIFEROUS, INDIANA, USA.

Pentremites obesus

​​​​​​​Pristine perfect matrix free Blastoid. Lovely preservation and fine detail of the feeding 'slits'. A little 'beauty'.

Lower Carboniferous Mississippian, Haney Formation.
Crawford County, Indiana, USA.

Blastoid : 1.3 cm. tall.