blochiid
mongolepid
mongolepidid
lophosteiform
acritolepid
elpistostegalian
buchanosteoid
cochliodont
genus Eptatretus
gyracanthid
obaichthyid
osteichthyan
neopterygian
palaeoichthyology
Krypterophaneron
macrosemiiform
ganoid
ganoid fish
genus Krypterophaneron
oblique-swimming triplefin
eusthenodont
ionoscopid
archaeomaenid
hoplichthyid
ctenacanthiform
pigfish
acanthodiform
cheirodontine
polybranchiaspiform
cladoselachian
fish species
crossognathiform
pituriaspid
class Placodermi
callipurbeckiid
ctenacanthid
Astropogon
distichodontid
paleofish
Placodermi
genus Astropogon
bryconid
palaeonisciform
hypsidorid
haarder
carangid
carangid fish
euteleostean
euteleost
pycnodontid