The Somerset Shale Member (Salem Limestone) of Kentucky: Porifera

by Don R. Chesnut (chesnut<at>uky.edu)
ęDRC 2014


Phylum Porifera Grant, 1836

?Class Demospongia Sollas, 1875


?Order Epipolasida Sollas, 1888

?Family Choiida DeLaubenfalls, 1955

Genus Belemnospongia Ulrich, 1889


Belemnospongia parmula Rigby et al, 1979
[cited by Feldman, 1984]
Click to see IMG_0150ac.jpg


Order Lithistida Schmidt, 1870

Suborder Rhizomorina Zittel, 1878

Family Haplistiidae DeLaubenfels, 1955

Genus Haplistion Young and Young, 1877


Halistion armstrongi Young and Young, 1877
[cited by Feldman, 1984]