Cephalaspidida is an extinct order of jawless fish in the subclass Cornuata. Undichna, a fish-fin, or fish-swimming fossil trail left as a fossil impression...
2 KB (86 words) - 01:23, 6 September 2022
Animalia Phylum: Chordata Class: †Osteostraci Subclass: †Cornuata Order: †Cephalaspidida Family: †Scolenaspididae Genus: †Zychaspis Janvier, 1985 Species †Zychaspis...
2 KB (135 words) - 16:56, 28 June 2024
classification Kingdom: Animalia Phylum: Chordata Class: Osteostraci Order: Cephalaspidida Family: incertae sedis Genus: Superciliaspis Adrain & Wilson, 1994 Species:...
2 KB (106 words) - 21:13, 8 August 2023
Animalia Phylum: Chordata Class: †Osteostraci Subclass: †Cornuata Order: †Cephalaspidida Family: †Cephalaspidae Huxley 1861 Genera †Cephalaspis †Didymaspis Lankester...
1 KB (70 words) - 07:55, 17 October 2023