The Monograph of the Reptilia of the Liassic Foemations was published as 
follows : 
Part I, pages 1 — 14, Plates I— -VI, December, 1861, in the Palseont. vol. for year 
Part II, pages 1 — 26, Plates I — XI, May, 1863, ,, „ 
Part III, pages 1 — 40, Plates I — XVI, June, 1865, „ „ 
„ pages 41 — 81, Plates XVII — XX, January, 1870, „ „ 
„ pages 83 — 134, Plates XXI — XXXIII, May, 1881, „ „ 
1859. 
1860. 
1863. 
1869. 
1881. 
