What is a fabulous sea animal which was reported to climb by means of its teeth to the tops of rocks to feed upon the dew. And greedly rosmarines with visages deforme. Spenser called?

rosmarine — A fabulous sea animal which was reported to climb by means of its teeth to the tops of rocks to feed upon the dew. And greedly rosmarines with visages deforme. Spenser. (Webster's 1913.)

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