Atlantic Partridge Tun
Tonna pennata (Morch, 1852)
The Atlantic Partridge Tun is rare on S. Hutchinson Island beaches and finding a whole shell has eluded me so far.
A fragmented version of the Atlantic Partridge Tun, December 2020.
Here is a link to an article by Harry Lee: http://www.jaxshells.org/1201hgl.htm
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http://www.jaxshells.org/1201hgl.htm