150 AETHUR DENDY. 



30. RiTTEK, W. E. — "On the Presence of a Parapineal Orcjan in Pliryno- 



soma," ' Anatomischer Anzeiger,' vol. ix, 1894, p. 766. 



31. Spencek, W. Baldwin.—" The Parietal Eye of Hatteria," ' Nature,' 



vol. xxxiv, 1886, p. 33. 



32. Spencer, W. Baldwin. — " Preliminary Coniniunicatioii on the Structure 



and Presence in Splienodou and other Lizanls of the Median Eye, 

 described by vou Graaf in Anguis iragilis," ' i'roceedings of the 

 Boyal Society,' 1886, p. 559. 



33. Spencer, W. Baldwin. — " On the Presence and Structure of the Pineal 



Eye in Lacertiiia," ' Quart. Journ. Micr. Sci.,' vol. xxvii, 1886, p. 165. 



34. Spencer, W. Baldwin. — "The Pineal Eye of Mordacia mordax," 



' Proceedings of the Royal Society of Victoria,' vol. ii, 1890, p. 102. 



35. Studnicka, P. K. — Sur les Organes parietaux de Petromyzon 



planeri," ' Vestnik kral. eeske Spolec nauk,' 1893, ' Stzb. k. bohm. 

 Ges. Wiss.,' i, Prag., 1893 



36. Studnicka, F. K. — " Zur Losung eiuiger Fragen aus der Morphologic 



des Vorderhirnes der Cranioten," ' Anatomischer Anzeiger,' vol. ix, 

 1894, p. 307. 



37. Studnicka, F. K. — "Zur Anatomic der sng. Parapliyse dcs Wirbelthier- 



gehirns," ' Sitzuugsberichte der Konigl-bohmiscben Gesellschaft der 

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38. Thomas, A. P. W. — " Preliminary Note on the Development of the 



Tuatara (Sphenodon puuctatum)," 'Proceedingsof Royal Society,' 

 vol. xlviii, 1890, p. 152; and 'New Zealand Journal of Science,' 

 vul. i (new issue), 1891, p. 27. 



EXPLANATION OF PLATES 11—13, 



Illustrating Mr. Arthur Dendy's paper on tiie " Development 

 of the Parietal Eye and Adjacent Organs in Sphenodon." 



Explanation of Lettering. 



^«//-. Anterior. ^?^. Auditory vesicle. 5. F. Blood-vessel. C</;-^. Cartilage. 

 C. H. Cerebral hemisphere. Ch. P. Choroid plexus. Ch. P. L. V. Choroid 

 plexus of lateral ventricle. Coaff. Coagulated humour in cavil ies of parietal 

 eye and stalk. Com. Ant. Anterior commissure. Cum. F. Commissura 

 fornicis. Com. Man. Mantle commissure. Co)u. Sup. Superior commissure. 

 Com. Post. Posterior Conuui.'ssure. Corp. Slri. Corpus striatum. Derm. 



