470 ROBERT TRACY JACKSON ON ECHINI. 



Phillips, John. 



1836. Illustrations of the geology of Yorkshire, or a description of the strata and organic remains of the 

 Yorkshire coast. Pt. 2. The Mountain-Limestone District. London: p. i-xx, 1-253, pi. 

 1-25, map. 



Phillips, John. See Forbes, Edward, 1848. 

 Pomel, Auguste. 



1869. Revue des echinodermes. Paris: p. i-lxvii. 



1883. Classification methodique et general des echinides vivants et fossiles. Alger: p. 1-132, 1 pi. 

 Portlock, J. E. 



1843. Report on the geology of the County of Londonderry ..... p. i-xxxi, 1-784, pi. 1-38, pi. A-I, 



geological map. 

 Prouho, Henri. 



1887. Recherches sur le Dorocidaris papillata et quelques autres echinides de la Mediterranee. Arch. 



Zool. Exp. et Gen., ser. 2, vol. 5, p. 213-380, pi. 14-26. 

 Quenstedt, F. A. 



1875. Petrefaktenkunde Deutschlands. Echinodermen. Pt. 1, Echiniden. Tubingen: vol. 3, p. 



i-viii, 1-720; atlas (1874), pi. 62-89. 

 Ranzani, Camillo. 



1820. Memoire di storia naturale. Bologna: 4to, p. i-iv, 1-104, pi. 1-6. 

 Ribaucourt, Edouard de. 



1908. Oursins hexameres. Comp. Rend. Acad. Sci. Paris, vol. 46, pp. 91, 92. 

 Ritchie, James, and Mclntosh, D. C. 



1908. On a case of imperfect development in Echimis csculentus. Proc. Zool. Soc. .London, 1908, p. 



646-661, 5 text-figs., pi. 33. 

 Roemer, Ferdinand. 



1852-'54. Palaeo-Lethaea, Pt. 2, Kohlen-Gebirge. In Bronn's Lethaea Geognostica. Stuttgart: vol. 

 1, p. 1-788; atlas, 1850-'56, pi. i-x. 



1856. Ueber den Bau von Melonites multipora, ein Echinid des Amerikanischen Kohlenkalks. Arch. 



f. Naturg., vol. 21, pt. 1, p. 312-330, pi. 12. 



(Reprinted in 1856, with an altered title, with pagination 1-18 and without plate.) 

 Safford, J. M. 



1869. Geology of Tennessee. Nashville: p. i-xi, 1-550, 7 pis. (the plates are lettered E, F, G, G3, H, 



I, K). 

 Salter, J. W. 



1857. On some new Palaeozoic starfishes. Ann. Mag. Nat. Hist., ser. 2, vol. 20, p. 321-334, 2 text-figs., 



pi. 9. 



Salter, J. W. See Forbes, Edward. 



Sandberger, Guido and Fridolin. 



1850- '56. Systematische Beschreibung und Abbildung der Versteinerungen des Rheinischen Schich ten- 

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Sarasin, Paul and Fritz. 



1888. Ueber die Anatomie der Echinothuriden und die Phylogenie der Echinodermen, Ergebn. Natur- 



wiss. Forsch. Ceylon, vol. 1, pt. 3, p. 81-154, pi. 10-17. 



