The Collaborative International Dictionary
Pieropus vulgaris
Roussette \Rous*sette"\, n. [F.; -- so called in allusion to the color. See Russet.]
(Zo["o]l.) A fruit bat, especially the large species ( Pieropus vulgaris) inhabiting the islands of the Indian ocean. It measures about a yard across the expanded wings.
(Zo["o]l.) Any small shark of the genus Scyllium; -- called also dogfish. See Dogfish.