The Monograph of the Reptilia of the Liassic Formations was published as 

 follows : 



Part I, pages 1 — 14, Plates I — VI, December, 1861, in the Palseont. vol. for year 1859. 



Part II, pages 1—26, Plates I— XI, May, 1863, „ „ 1860. 



Part III, pages 1—40, Plates I— XVI, June, 1865, „ „ 1863. 



„ pages 41— 81, Plates XVII— XX, January, 1870, „ „ 1869. 



pages 83— 134, Plates XXI-XXXIII, May, 1881, „ „ 1881. 



