Colored engraving depicting, with labels, various aquatic mammals. Printed at top: "Plate 3. Genus. Manatus, Halicore. Rhytina." Top image, manatee, labeled "M. Australis. -- American Manatee." Below, dugong, labeled "H. Dugong.--Dugong." At bottom, rhytina, lying on a grassy beach, labeled "R. Stelleri.--Steller's Rhytina. (Young)"
