The Batocrinidae are characteristic faunal elements in lower Mississippian shallow-marine settings in North America. Recent delineation of objectively defined genera allows a reexamination of batocrin
Ordovician (Darriwilian to Sandbian) micromorphic linguliform lingulate brachiopods are described from the Guniutan Formation at the Fenxiang section in Hubei province, and the Maocaopu and Cili secti