-
Ariaspidae Ariaspis Anglaspis Listraspis Liliaspis Paraliliaspis Ctenaspidae Ctenaspis Allocryptaspis Alainaspis Zaphoctenaspis Arctictenaspis Boothiaspis...
- Ctenaspididae,
including Allocryptaspis, Alainaspis, Zaphoctenaspis,
Arctictenaspis, and Boothiaspis,
which was
first described as a "Canadian amphiaspid...
-
Ariaspidae Ariaspis Anglaspis Listraspis Liliaspis Paraliliaspis Ctenaspidae Ctenaspis Allocryptaspis Alainaspis Zaphoctenaspis Arctictenaspis Boothiaspis...
-
Ariaspidae Ariaspis Anglaspis Listraspis Liliaspis Paraliliaspis Ctenaspidae Ctenaspis Allocryptaspis Alainaspis Zaphoctenaspis Arctictenaspis Boothiaspis...
-
Ariaspidae Ariaspis Anglaspis Listraspis Liliaspis Paraliliaspis Ctenaspidae Ctenaspis Allocryptaspis Alainaspis Zaphoctenaspis Arctictenaspis Boothiaspis...
- Ctenaspididae,
including Allocryptaspis, Alainaspis, Zaphoctenaspis,
Arctictenaspis, and Boothiaspis,
which was
first described as a "Canadian amphiaspid...
-
Ariaspidae Ariaspis Anglaspis Listraspis Liliaspis Paraliliaspis Ctenaspidae Ctenaspis Allocryptaspis Alainaspis Zaphoctenaspis Arctictenaspis Boothiaspis...
- Paraliliaspis).
Ctenaspidae encomp****es the ctenaspids, (Ctenaspis,
Arctictenaspis and Zaphoctenaspis), and the
allocryptaspids (Boothiaspis, Allocryptaspis...
-
Ariaspidae Ariaspis Anglaspis Listraspis Liliaspis Paraliliaspis Ctenaspidae Ctenaspis Allocryptaspis Alainaspis Zaphoctenaspis Arctictenaspis Boothiaspis...
-
Ariaspidae Ariaspis Anglaspis Listraspis Liliaspis Paraliliaspis Ctenaspidae Ctenaspis Allocryptaspis Alainaspis Zaphoctenaspis Arctictenaspis Boothiaspis...
