-
Cyathaspidae Cyathaspis Americaspis Archegonaspis Capitaspis ****naspis
Dinaspidella Homaspidella Irregulareaspis Nahanniaspis Pionaspis Poraspis Ptomaspis...
-
Cyathaspidae Cyathaspis Americaspis Archegonaspis Capitaspis ****naspis
Dinaspidella Homaspidella Irregulareaspis Nahanniaspis Pionaspis Poraspis Ptomaspis...
-
Cyathaspidae Cyathaspis Americaspis Archegonaspis Capitaspis ****naspis
Dinaspidella Homaspidella Irregulareaspis Nahanniaspis Pionaspis Poraspis Ptomaspis...
-
Cyathaspidae Cyathaspis Americaspis Archegonaspis Capitaspis ****naspis
Dinaspidella Homaspidella Irregulareaspis Nahanniaspis Pionaspis Poraspis Ptomaspis...
- type genus, Cyathaspis,
Cyathaspidae contains the
following genera:
Americaspis, Archegonaspis, Capitaspis, ****naspis, Dinaspidella, Homaspidella, Irregulareaspis...
-
Cyathaspidae Cyathaspis Americaspis Archegonaspis Capitaspis ****naspis
Dinaspidella Homaspidella Irregulareaspis Nahanniaspis Pionaspis Poraspis Ptomaspis...
- type genus, †Cyathaspis,
Cyathaspididae contains the
following genera: †
Americaspis, †Archegonaspis, †Capitaspis, †****naspis, †Dinaspidella, †Homaspidella...
-
Cyathaspidae Cyathaspis Americaspis Archegonaspis Capitaspis ****naspis
Dinaspidella Homaspidella Irregulareaspis Nahanniaspis Pionaspis Poraspis Ptomaspis...
-
Cyathaspidae Cyathaspis Americaspis Archegonaspis Capitaspis ****naspis
Dinaspidella Homaspidella Irregulareaspis Nahanniaspis Pionaspis Poraspis Ptomaspis...
-
Cyathaspidae Cyathaspis Americaspis Archegonaspis Capitaspis ****naspis
Dinaspidella Homaspidella Irregulareaspis Nahanniaspis Pionaspis Poraspis Ptomaspis...
