Classification of Paleozoic Starfishes. 
Class Stelleroidea. 
Subclass Asteroidea. 
Phanerozonia Sladen. 
i 
Superfamily Prona ©palaeasteracea Schuchert. 
Family Hudsonasteridae Schuchert. 
Hudsonaster Sttirtz (syn. Protopalaeaster Hudson). Siluraster Jaekel. 
Family Palaeasteridae Gregory. 
Palaeaster Hali. Australaster Schuchert. 
Family Promopalaeasteridae Schuchert, 
Subfamily Mesopalaeaster issae Schuchert. 
Mesopalaeaster Schuchert (? syn. Argaster Hali). Spaniaster Schon- 
dorf (syn. Coelaster Sandherger). Miomaster Schondorf. Dev- 
onaster Schuchert. 
Subfamily Promopalaeasterinae Schuchert. 
Promopalaeaster Schuchert. 
Subfamily Anorthasterinae Schuchert. 
Anorthaster Schuchert. 
Family Xenasteridae Schondorf. 
Xenaster Simonovitsch (syn. Archaeasterias Mulier). Agalmaster Schon- 
dorf. Rhenaster Schondorf. Eifelaster Schondorf. Trimer- 
aster Schondorf. 
