An Algebraic Surface of Order 4. Unlike Cubic Surfaces, quartic surfaces have not been fully classified.
See also Bohemian Dome, Burkhardt Quartic, Cassini Surface, Cushion, Cyclide, Desmic Surface, Kummer Surface, Miter Surface, Piriform, Roman Surface, Symmetroid, Tetrahedroid, Tooth Surface
References
Fischer, G. (Ed.). Mathematical Models from the Collections of Universities and Museums.
Braunschweig, Germany: Vieweg, p. 9, 1986.
Fischer, G. (Ed.). Plates 40-41, 45-49, and 52-56 in
Mathematische Modelle/Mathematical Models, Bildband/Photograph Volume.
Braunschweig, Germany: Vieweg, pp. 40-41, 45-49, and 52-56, 1986.
Hunt, B. ``Some Quartic Surfaces.'' Appendix B.5 in The Geometry of Some Special Arithmetic Quotients.
New York: Springer-Verlag, pp. 310-319, 1996.
Jessop, C. Quartic Surfaces with Singular Points. Cambridge, England: Cambridge University Press, 1916.