Easily confused with P. cheesemani. These are heavily ridged and a little slimmer . Max at 23 x 16 mm. Occur Cookian and Forsterian. Nice seal colony here too.
Easily confused with P. cheesemani. These are heavily ridged and a little slimmer . Max at 23 x 16 mm. Occur Cookian and Forsterian. Nice seal colony here too.