Save Save Remove Delete 237. Unio ochraceus. 238. Unio id. illustration from Zoology of New York (1842–1844) by James Ellsworth De Kay. Original from The New York Public Library. Digitally enhanced by rawpixel. MoreFree public domain CC0 imageID : 329390 Jpeg Tiff Web size Jpeg 899 x 1200 px | 300 dpi Large size Jpeg 2624 x 3500 px | 300 dpi Original size Jpeg 2969 x 3959 px | 300 dpi Tiff 2969 x 3959 px | 300 dpi | 67.27 MB View license We've made this image available to the public domain providing everyone access with a CC0 license.Free for personal and commercial use.No attribution required.