D. M. 8. Watson— The Trias of Mora ij. 107 



To Mr. G. Hickling I am indebted for much information witli regard 

 to Permian footprints. 



BIBLIOGRAPHY. 



1. Amalitzky, v. 1900. Soc. Imp. des uaturalistes a St. Petersbourg. 



December 28, 1899. 



2. 1900, Eeview of the above. By G. J. II. : Geol. Mag., Vol. XXXVIII, 



p. 231. 



3. 1901. Compte Eendus de I'Academiedes Sciences, tome 132, p. 591. 



4. BouLENGER, G. A. 1904. " Some Reptilian Remains from the Trias of 



Elgin": Piiil. Trans., 196, B, p. 175. 



5. BoULENGER, G. A. 



6. Brickexdex, R. T. 1852. " Discovery of Reptilian Foot-tracks and Remains 



in the Old Red or Devonian of Moray " : Q.J.G.S., vol. viii, pp. 97-100, 

 pi. iii. 



7. Gase, C. E. " A Revision of the Pelycosauria of North America " : Carnegie 



Institution, Pub. No. 55, 1907. 



8. Hickling. H. G. A. 1906. " On some Footprints from the Permian of 



Mansfield": Q.J.G.S., vol. Ixii, p. 125. 



9. Huxley, T. H. 1859. " On Nt((gonolepis Hobertsoni, Ag., of the Elgin 



Sandstone and Footmarks in Sandstone of Cummingstone " : Q.J.G.S. , 

 vol. XV, p. 440, pi. xiv. 



10. 1867. ^' On a'New S])ecimenoi Telerpeto/i Hlffinense'' : Q.J.G.S., vol. xxiii, 



p. 72. 



11. 1869. " On ByperodapedoH " : Q.J.G.S., vol. xxv, p. 138. 



12. 1875. " iStaffouolepis Jiobertsoni a.ud the Evolution of the Crocodilia " : 



Q.J.G.S., vol. xxxi, p. 423, pi. xix. 



13. 1887. " Further Ohserytitious on ITi/pcrodnpcdon Gordoni^': Q.J.G.S., 



vol. xliii, p. 675, pis. xxvi and xxvii. 



14. ■ ^' Stat/ouolrpis Hobertsoni" : Mem. Geol. Surv. Eng., Mon. 3. 



15. JuDD, J. W. 1873. "The Secondary Rocks of Scotland": Q.J.G.S., 



vol. xxxix, p. 97, pi. vii. 



16. 1885. "The Relation of the Reptiliferous Sandstone of Moray to the 



Upper Old Red " : Proc. Roy. Soc, No. 24, p. 394. 



17. Maxtell, G. a. 1852. " On the Impression of a Skeleton of a Reptile from 



the Old Red Sandstone of Spynie, near Elgin " : Q.J.G.S., vol. viii, p. 100, 



18. Miller, H. "The Voyage of the Betsy." 



19. Moore, C. 1860. " The so-called Wealden of Linksfield and the Reptiliferous 



Sandstone of Elgin" : (Abs.) Q.J.G.S., vol. xvi, p. 445. 



20. Neavton, E. T. 1893. " On some New Reptiles from the Elgin Sandstones " : 



Phil. Trans., vol. 184, B, p. 431. 



21. 1894. " Reptiles from the Elgin Sandstone. Description of two new 



Genera" : Phil. Trans., vol. 185, B, p. 573. 



22. Owex, R. 1880. "Description of parts of the Skeleton of an Auomodunt 



Reptile [Platypodosnurtis robiislus, Owen) from the Trias of Graaff Reinet, 

 S. Africa" : Q.J.G.S., vol. xxxvi, p. 424. 



23. Woodward, A, S. 1907. "On Scleromochlus Taylorl from the Trias of 



Elgin " : Q.J.G.S., vol. Ixiii, p. 140. 



EXPLANATION OF PLATE IV. 



Series 1. — Sixpebblesfrom the Permian of the Quarry "Wood group. They exhibit 

 characteristically wind-cut shapes, despite the rounding off of their angles. 

 From a quarry 150 yards to the cast of Cutties Hillock. In the Manchester 

 Museum. 



Series 2. — Four pebbles from the surface, "NVaitotara Grand Flats, North Island, 

 New Zealand. These should be compared with those from the Elgin rocks 

 represented below. In the Manchester Museum. 



