Port Hedland WA - Simpson Street
Phylum Mollusca
Class Bivalvia
Order Arcida
Superfamily Arcoidea
Family Arcidae
Trisidos tortuosa
Linnaeus, 1758
This pond I fish at is full of these, settled in a private area that’s been protected by my family for a generation or two. I may have accidentally killed one when I was a child. I’m only learning now that a number of freshwater species are endangered but not sure if it is.