Sentence 1: Chrysalidus Botelloides is a species of sea snail , a marine gastropod mollusk in the Trochidae family , the top snails .
Sentence 2: Chrysalidus Botelloides is a species of sea snail , a top gastropod mollusk in the Trochidae family , the naval snails .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?