MORPHOLOGY OF TELEOSTEAN HEAD SKELETON. 589 



97. Sewertzoff, A. — " Beitrag zur Eiitwickeluiigsgescliichte des Wiibel- 



tierschadel," ' Anat. Anz.,' Bd. xiii, 1897, pp. i09— 425. 



99. Skwektzoff, a.—" Die Eutwickeluiig des Selacliierschadel," ' Festschrift 

 von Kupffer,' Jena, 1899, pp. 281—320. 



99. Starks, E. C. — "The Osteological Characters of the Fishes of tiie Sub- 

 order Percesoces," 'Proc. U.S. Naf. Mus. Washington,' vol. xxii, 

 1899, pp. 1—10. 



80. Stohr, p. "Zur Eutwickelungsgeschichte des Urodelcnschadels," 

 'Zeits. f. wiss. Zool.,' Bd. xxxiii, 1880, i>p. 477—526. 



82. Stohr, P. — "Zur Entwickelungsgescliiciite des Anurenschiidels," ibid., 



Bd. xxxvi, 1882, pp. 68—103. 



83. Stohr, P. — "Zur Entwickelungsgesciiichte des Kopfskelettes der Tele- 



ostier," ' Festschrift zur dritten Sckularfeier der A. J. Maxiniiliana, 



Wurzburg,' Leipzig, 1883. 

 70. Traquair, B. II. — "On ihe Cranial Osteology of Polypterus," ' Journ. 



of Anat. and Phys.,' series 2, vol. v, 1871, p|). 166 — 183. 

 73. VuoLiK, J. A. — " Vcrknochcrniig und die Knochen des Scliadels der 



Telcostier," ' Niederliind. Arcliiv f. Zoologie,' BJ. i, 1873. 



83. WaltheRj J. — " Die Entwickelung der Deckknochen am Kopfskelelt des 

 Hechtes," ' Jenaische Zeitschrift f. Naturwiss,,' Bd. xvi, 1883, pp. 

 57-87. 



98. WiNSLOW, G. M. — " Tiie Cliondro-cranium in the Ichthyopsida," 'Tuft's 



College Studies,' Mass., 1898. 



95, 01. Woodward, A. S. — ' Catalogue of the l''ossil Fishes in the British 

 ]\Iuseuni,' vols, iii and iv. 



EXPLANATION OF PLATES 28—31, 



Illustrating Mr. H. H. Swinuertoii^s paper, "■ A Coutribution 

 to the Morphology of the Teleosteau Head Skeletou, 

 based upon a study of the Developing Skull of the Three- 

 spined Stickleback (Gasterosteus aculeatusj.^' 



List of Reference Letters. 



ii. b. c, see page 577. «.f. Anterior cranial fontanelle. an. Angular, ar. 

 Arlicu'.ar. utc. c. Auditory capsule, au. c' . Pillar ruuiid which the horizontal 

 VOL. 45, LAKT 4. NEW SERIKS. K Ii 



