Ископаемое в щебне
Ископаемое, с глубины 2 метра. Вообще похоже на фильтр от противогаза. Но в кремне.
5 mm diameter. Found in water dipped from an algae-filled area of a tide pool in the Middle Tide Zone.
Fossil
Thinking this is some sort of fossil bone? Any insight is apperciated!
coral colony Aulopora on brachiopod Choristites. Fossil of Carboniferous-Pennsylvanian-Moscovian
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