1891.] ANATOMY OF ORN ITHORHYNCHUS. 583 



Appendix. 



Literature referred to. 



1. Meckel, Prof. J. F. — Ornithorhynchi paradox! descriptio 

 anatomica. Lipsise, 1826. 



2. Owen, Sir Richard. — Article " Monotremata " in Todd's 

 Cyclopaedia of Anatomy and Physiology, vol. iii. 



3. Albrecht, Prof. P.- — Sur la Fente Maxillaire double sous- 

 muqueuse et les 4 os intermaxillaires de I'Oi-uithorhynque. 

 Bruxelles, 1883. 



3 a. Albrecht, Prof. P. — " Die morphologische Bedeutung der 



seitlicheu Kieferspalte und die walirscheinliche Existenz von 

 vier Zwischenkieferu bei den Saugethieren." Zool. Anzeiger, 

 1879, p. 207. 



4. Turner, Sir William. — " The Dumb-bell-shaped Bone in 

 the Palate of the Ornithorhynchus compared with the Prenasal 

 Bone iu the Pig." Journ. Anat. & Phys. vol. xix. p. 214. 



4 a. Turner, Sir William. — " The Convolutions of the Brain : 



A Study in Comparative Anatomy." Journ. Anat. & Phys. 

 vol. XXV. p. 105. 



5. ZucKERKANDL, Prof. E. — Das periphere Geruchsorgan der 

 Saugethiere. Stuttgart, 1887. 



6. Parker, Prof. W. K. — Mammalian Descent. 1884. 



7. Thomas, Oldfield. — Catalogue of Marsupialia and Mono- 

 tremata in the British Museum. London, 1888. 



8. Howes, Prof. G. B. — " On the probable existence of a 

 Jacobson's Organ among the Crocodilia, with observations upon 

 the skeleton of that organ in the Mammalia, &c." Proc. Zool. 

 Soc. 1891, 148. 



9. Herzfeld, Dr. P. — " Ueber das Jacobson's Organ des Men- 

 scheii und der Saugethiere." Zool. Jahrb., Abth. f. Anat. u. 

 Ontogenie, Bd. iii. 



10. Balogh, Dr. C. — "Das Jacobson'sche Organ des Schafes." 

 Sitzuugsber. d. kais. Akad. d. Wiss. \\ien, xlii. p. 280 (1860). 



11. Klein, Dr. E. — " Contributions to the Minute Anatomy of 

 the Nasal Mucous Membrane ;" and "A further Contribution 

 to the Minute Aaatomv of the Organ of Jacobson in the Guinea- 

 pig." Quart. Journ. Micr. Sc. f881, pp. 98, 219. 



12. Klein, Dr. E. — " The Organ of Jacobson in the Rabbit." 

 Quart. Journ. Micr. Sc. 1881, p. 549. 



13. Klein, Dr. E. — "The Organ of Jacobson in the Dog." 

 Quart. Journ. Micr. Sc. 1882, p. 299. 



14. Parker, Prof. W. N. — " Exhibition of and remarks upon 

 some young specimens of Echidna aculeata " at Brit. Assoc. 

 Meeting, Aug. 1891. See Summary in ' Nature,' xliv. p. 4«3 

 (1891). 



15. Beard, Dr. J. — " The Nose and Jacobson's Organ." Zool. 

 Jahrb., Abtb. f. Anat. und Ontogenie, 1889, Bd. iii. 



