Name :Hypsiclavus huntsvillensis Sumrall, 1996
Age: Carbonifère, Mississippien, Chesterian ,Bangor Limestone Formation
Location : Franklin county , Alabama, USA

This is from Edrioasteroidea family , but it is an Isophorida .The size is 5.1 cm onto a slab of natural matrix that measures 9 x 9.5 cm.