Astroscopus countermani is an extinct species of stargazer described from a cranium found in Tortonian deposits of the Calvert Cliffs of what is now Maryland.[1]A. countermani is very similar to its living relatives.
Astroscopuscountermani is an extinct species of stargazer described from a cranium found in Tortonian deposits of the Calvert Cliffs of what is now Maryland...
†Astrehelia †Astrehelia palmata †Astrhelia †Astrhelia plamata †Astroscopus †Astroscopuscountermani – type locality for species Astyris †Astyris communis †Astyris...
comparable form Astrangia †Astrangia danae †Astroscopus – type locality for species †Astroscopuscountermani – type locality for species Astyris †Astyris...
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