1) Devonian animal of Africa
Found on
https://www.crosswordclues.com/clue/aspidichthys
Aspidichthys (`Shield fish`) is a genus of large, distinctively tuberculated arthrodire placoderm of uncertain affinities from Upper Devonian marine strata in the Eastern United States and Europe. ==Anatomy== The dermal surfaces of the thick bones are decorated with an irregular arrangement of large, rounded tubercles. Some specimens may display.....
Found on
http://en.wikipedia.org/wiki/Aspidichthys
No exact match found.
