492 LITER A TURE 



205. Hay, 0. P. On a Collection of Upper Cretaceous Fishes from Mt. Lebanon. 



Bull. Amer. Mus. Nat. Hist. vol. xix., 1903. 



205a. Heckel, J. J. Fossilen Fische Oesterreichs. Denk. Akad. Wien, vol. i., 

 1850. 



206. Helbing, H. Beitrage z. Anat. u. Systematik der Lamargiden. Anat. 



Anz. vol. xxi., 1902. 



207. Beitrage z. Anat. u. Systematik der Lamargiden. Xova Acta Leop. 



Car. Ak. vol. Ixxxii., 1904. 



208. Henning, E. Gyrodus u. die Organisation der Pyknodonten. Palaeont. 



vol. liii., 1906. 



209. Henninger, G. Die Labyrinthorgane bei Labyrinthfischen. Zool. Jahrb. 



vol. xxv., 1907. 



210. Herrick, C. J. The Cranial and First Spinal Nerves of Menidia. Journ. 



Comp. Neurology, vol. ix., 1899. 



211. Hertioig, 0. liber d. Ban u. Entw. der Placoidschuppen u. der Zaline der 



Selachier. Jen. Zeitschr. vol. viii., 1874. 



212. Uber das Hautskelet der Fisclie : Part I. Morph. Jahrb. vol. ii., 



1876 ; Part II. ibid. vol. v., 1879. 



213. Heymans, J. F., and StricM, 0.. van der. Sur le systeme nerveux peri- 



pherique de YAmphioxus, etc. Mem. Cour. Acad. R. Belgique, vol. 

 Ivi., 1896. 

 213a. Hill, C. Epiphysis of Teleosts and Amia. Journ. Morph. vol. ix., 1894. 



214. Hochstettcr, F. Vergl. Anat. n. Entw. des Venensystems. Morph. Jahrb. 



vol. xiii. 1888. 



215. Die Entw. d. Blutgefasssystems. Hertwig's Handb. Entw. "Wlrbel- 



tiere, vol. iii. Jena, 1906. 



215. Hofer, B. Cycloid- und Ctenoidschnppen. Sitz.-Ber. Morph. Phys. Ak. 

 Miinchen, 1889. 



216. Hoffmann, C. K. Entw. der Selachii. Morph. Jahrb. vol. xxvii., 1899. 



217. Holm, J. F. The Finer Anat. of the Nervous System of Myxine glutinosa. 



Morph. Jahrb. vol. xxix., 1901. 



218. Hoives, G. B. On the Skeleton and Affinities of the Paired Fins of 



Ceratodus. Proc. Zool. Soc., 1887. 



219. Observations on the Pectoral Fin-Skeleton of the Living Batoid 



Fishes and of the Extinct Genus Squaloraja. Proc. Zool. Soc. 1890. 



220. Intestinal Canal of Ichthyopsida. Journ. Linn. Soc. vol. xxiii., 1890. 



221. On the Affinities, etc., of the Marsipobranchii. Trans. Biol. Soc. 



Liverpool, vol. vi. , 1892. 



222. Huber, 0. Die Copulationsglieder der Selachier. Zeitschr. f. wiss. Zool. 



vol. Ixx., 1901. 



223. Huot, A. Recherches sur lea poissons Lophobranches. Ann. Sci. Nat. 



vol. xiv., 1902. 



223a. Hussakow, L. Studies on Arthrodira. Mem. Am. Mus. Nat. Hist. vol. 

 ix., 1906. 



224. Huxley, T. H. On Cephalaspis and Pteraspis. Quart. Journ. Geol. Soc. 



vol. xiv., 1858. 



225. On the Theory of the Vertebrate Skull. Proc. Roy. Soc. vol. ix. , 



1857-1859. 



226. Observ. on the Devel. of some Parts of the Skeleton of Fishes. 



Quart. Journ. Micr. Sci. vol. vii., 1859. 



227. The Systematic Arrangement of the Fishes of the Devonian Epoch. 



Mem. Geol. Surv., 1861. 



