The Echinoid Directory
Oriolampas michelini (Cotteau, in Cotteau & Leymerie, 1856). Montian, Late Paleocene, Louer, Landes, France. From G. Cotteau. 1889-1894. Paleontologie francaise. Terrain tertiaire. I. Echinides eocenes. Paris, G. Mason. 672 pp., pl. 1-200 (plate 133, figs 1 & 2, plate 134, fig. 1).
Length of test 68 mm.