Sentence 1: Oenopota laticostulata is a kind of Marine snail , a small gastropod mollusk in the Mangeliidae family .
Sentence 2: Oenopota laticostulata is a species of marine sea snail , a small gastropod mollusk in the family Mangeliidae .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?