IN THE PARAGUAYAN LEPIDOSIRBN, ETC. 373 



V. References to previous Literature. 



1. BARK.1S, J. W. — On the Sphenoid, Cranial Bones, Operculum, and supposed Ear-bones of 



Ctenodus. Jour. Eoy. Soc. New South Wales, 1877, p. 51. 



2. BiscHOPF, T. H. W. — Lepidosiren paradoxa, anatomisch untersucht und beschrieben. 



Leipzig, 1840. Transl. in Ann. d. Sc. Nat. vol. xiv. 1840, p. 116. 



3. Bridge, T. W. — On the Osteology of Polyodon folium. Phil. Trans. Roy. Soc. Lond. vol. 169, 



1878, p. 683 



4. Brijhl, C. B. — Anfangsgriinde der vergleichenden Anatomic aller Thierklassen. Wien, 1847, 



p. 216, Atlas, tab. xviii. 



5. BnRCKHARDT, R. — Das Centralnervensystem von Protopterus onnectens. Berlin, 1892. 



6. CoBBOLD, T. S. — On the Cranial Bones of Lepidosiren annectens. Proc. Zool. Soc. Lond. 



1862, p. 129. 



7. DoLLo, Louis. — Sur la Phylogenie des Dipveustes. Bull, de la Soeiete Beige de Gfelogie, 



torn. ix. 1895, p. 79. 



8. Ehlers, E. — On Lepidosiren paradoxa, Pitzinger, and Lepidosiren arcuata, sp. n., from 



Paraguay. Ann. & Mag. Nat. Hist. ser. 6, vol. xiv. 1894, p. 1 . (Translated from the 



Nachrichten der k. Gesellschaft der Wissenscbaften zu Gcittingen, 1894.) 

 g. Fritsch, a. — Fauna der Gaskohle und der Kalksteine der Pcrmformation Bohmens, Bd. ii. 



Heft 3, p. 56. 

 9 a. Gadow, H. — On the Modifications of the First and Second Visceral Arches, with special 



reference to the Homologies of the Auditory Ossicles. Phil. Trans. Roy. Soc. Lond. 



vol. 179 B, 1888, p. 451. 



10. Gegenbaur, C. — Uutersuchungen zur vergleichenden Anatomic der Wirbelthiere. Leipzig, 



1872. 



11. GtJNTHER, A. — Description of Ceratodus, a genus of Ganoid Fishes recently discovered 



in rivers of Queensland, Australia. Phil Trans. Roy. Soc. Lond. vol. 161, 1871, 

 p. 511. 



12. Idem.— The Study of Fishes. Edinburgh, 1880. 



13. Humphry, G. M. — The Muscles of Lepidosiren annectens, with the Cranial Nerves. Jour. 



Anat. & Phys. vol. vi. 1872, p. 253. 



14. Huxley, T. H. — Manual of the Anatomy of Vertebrated Animals. London, 1871, pp. 168- 



170. 



15. Idem. — Contributions to Morphology. — Ichthyopsida. No. 1. On Ceratodus fosferi, with 



Observations on the Classification of Fishes. Proc. Zool. Soc. Lond. 1876, p. 24. 



1 6. Idem. — On the Position of the Anterior Nasal Apertures in Lepidosiren [Protopterus annectens) . 



Proc. Zool. Soc. Lond. 1876, p. 180. 



17. Idem. — On Menohranchus lateralis. Proc. Zool. Soc. Lond. 1874, p. 186. 



18. H^RTL, J. — Lepidosiren paradoxa. Monographic. Abhand. d. Bohm. Gesellseh. Bd. iii. 1845, 



p. 605. 



19. IvERSEN, M. — Bemerkungen iiber die dorsalen Wurzeln des Nervus hypoglossus. Ber. der 



Natui'forseh. Gesellseh. zu Freiburg, i. B. 1893, Bd. vii. Heft 2. 



20. Lankester, E. Ray. — On the Lepidosiren of Paraguay and on the External Characters of 



Lepidosiren and Protopterus. Trans. Zool. Soc. Lond. vol. xiv. pt. i. 1896, p. 11. 

 VOL. XIV. — PART V. No. 7. — February, 1898. 3 c 



