proganoid

from The Century Dictionary.

• noun Noting a series or division of the order Ganoidei, of the class Pisces, proposed by Nicholson and Lydekker to include the suborders Cephalaspidea, Placodermata, and Acanthodea. It is no longer used. Some of these suborders have since been elevated to the rank of orders and others removed entirely from the class Pisces into the class Agnatha.
• noun Any individual belonging to the proganoid series or subdivision of the order Ganoidei, as defined by Nicholson and Lydekker.