"These mollusks were found scattered around the intertidal zone. They had attached themselves to the rocks and some were submerged in pools. Their shell lengths were 1"" long and had a dark brown color. The shell spirals were blunt."
"These mollusks were found scattered around the intertidal zone. They had attached themselves to the rocks and some were submerged in pools. Their shell lengths were 1"" long and had a dark brown color. The shell spirals were blunt."