Classification of Fishes 759 
Order TECTOSPONDYLI (SQUALOIDEI)—Continued 
Squatinide (Angel-sharks) 
Pristiophoride (Saw-sharks) 
Order BATOIDEI (HYPOTREMA) 
Pristide (Sawfishes) 
Rhinobatide (Guitar-fishes) 
Rajide (Skates) 
Narcobatide (Torpedoes) 
Petalodontide 
Pristodontide 
Dasyatide (Sting-rays) 
Aétobatide (Eagle-rays) 
Psammodontide 
Mobulidz (Devil-rays) 
Subclass HOLOCEPHALI 
Order CHIM/EROIDEI 
Chimeride (Chimeras) 
Rhinochimeride 
Callorhynchide (Bottle-nose Chimeras) 
Ptyctodontide 
Squalorajid@ 
M yriacanthide 
Class OSTRACOPHORI 
Order HETEROSTRACI 
Thelodontide 
Psammosteide 
Drepanas pide 
Pteras pide 
Order OSTEOSTRACI 
Cephalas pide 
Thyestide 
Odontodontide 
Order ANTIARCHA 
Asterolepide 
Order ANASPIDA 
Birkeniide 
Class TELEOSTOMI 
Subclass CROSSOPTERYGII 
Order HAPLISTIA 
Tarrasstide 
