- The
Pituriaspida ('Pituri-shield' or 'hallucinogen-shield') are a
small group of
extinct armored jawless fishes with
tremendous nose-like rostrums, which...
- †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida †Cephalaspidomorphi †Galeaspida †
Pituriaspida †Osteostraci...
-
class Cephalaspidomorphi † (early
jawless fish)
Clade Galeaspida †
Clade Pituriaspida †
Clade Osteostraci †
Infraphylum Gnathostomata (jawed vertebrates) class...
- †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida †Cephalaspidomorphi †Galeaspida †
Pituriaspida †Osteostraci...
-
Pituriaspida †...
-
class †Osteostraci (osteostracans)
class †Galeaspida (galeaspids)
class †
Pituriaspida (pituriaspids)
Superclass Cyclostomata (cyclostomes)
class Myxini (hagfish)...
-
groups more
clearly related to the Osteostraci, such as
Galeaspida and
Pituriaspida, that were
largely unknown in the 1920s. Some
reference works and databases...
- †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida †Cephalaspidomorphi †Galeaspida †
Pituriaspida †Osteostraci...
- †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida †Cephalaspidomorphi †Galeaspida †
Pituriaspida †Osteostraci...
- †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida †Cephalaspidomorphi †Galeaspida †
Pituriaspida †Osteostraci...
