Regispongia contorta (King)
Regispongia contorta and spicule (right)
General abundance: Common
The Spicule was found while examining shale samples.
Most of the macro-size specimens found at this locality
were found while using the microscope.
Regispongia has spicules with eight-sided rays.
The spicules interlock to provide support and
protection for the animal.
Fossils of Ohio (pages 54-55, 62 and page 63 fig. 1-5)
Texas Monthly Field Guide 2nd Edition (pl. 33 photo 42)
Moore, Lalicker, & Fischer 1952 (pages 90-91)
Regispongia is a Carboniferous genus described by
K. Rigby in 1978, and belongs in the Class Calcarea.
Dr. Tom Yancey
Phylum Porifera (sponges)