ON THE GENERAL MORPHOLOGY OF THE MYXINOID FISHES. 339 



(4) Ayers, 1907. Lancet-Clinic, Dec. 28. 



Naso-hypophysial canal of Bdellostoma. 



(5) Aybrs and Jackson 1900-1. /tiz«-. MorpA., vol. xvii. p. 212 ff. Reprinted: Bull. Univ. Cincinnati, 



Ser. ii. vol. i. 



Gills and their variation in Bdellostoma. 



(6) Batbson, 1894. Materials for the Study of Variation, London, pp. 172-174. 



Variation in gills of Myxine and Bdellostoma. 



(7) Beard, 1888. Anat. Am., Bd. iii. p. 15. liejjrinted : Nature, vol. xxxvii. p. 224. 



Nasal duct of Myxine. 



(8) Beard, 1889. Zool. Jahrb., Abth. Anat., Bd. iii. p. 746. Preliminary notices : Nature, yoI. xxxvii. 



p. 499, 1888; and Anat. Anz., Bd. iii. p. 169, 1888. 

 Myxinoid mouth neither suctorial nor glandular. 



(9) Blooh, 1793. Naturgeschichte der Ausldndischen Fische, Th. vii. p. 67, Berlin. 



Inaccurate observations on the breathing organs of Myxine. 



(10) Bloch, 1801. Sysi. Ichthyol., Ed. J. G. Schneider, Berlin. 



Respiratory organs of Myxinoids, p. 104. 



(11) Braus, 1896. Jena. Denkschr., Bd. v. (Semon, Zool. Forschungsreisen, ii.). 



Liver of Myxine. 



(12) Burne, 1898. Jour. Linn. Soc. Zool., vol. xxvi. p. 487. 



Cloacal region Myxine and Bdellostoma. 



(13) Cole, 1905. Anat. Anz., Bd. xxvii. p. 323. 



Notes on Myxine. 



(14) Cole, 1905. Trans. Roy. Soc. Edin., vol. xli. p, 749. 



Skeleton of Myxine. 



(15) OoiiB, 1907. Trans. Roy. Soc. Edin., vol. xlv. p. 683. 



Muscles of Myxine. 



(16) Cole, 1909. Trans. Roy Soc. Edin., vol. xlvi. p. 669. 



Skeleton of Myxine. 



(17) Cole, 1912. Trans. Roy. Soc. Edin., vol. xlviii. p. 215. 



Vascular system of Myxine. 



(18) Cunningham, 1886. Q.J. M.S., vol. xxvii. 



Nasal duct of Myxine. 



(19) Dean, 1895. Fishes, Living and Fossil. New York. 



General anatomy of Myxinoids. 



(20) Dean, 1899. Kupffer's Festschrift, p. 221. Cp. also : Science, N.S., v., 1897, p. 435, and ix., 1899, p. 311 ; 



Jour. R. Micros. Soc, 1898, p. 55, and 1900, p. 444; and Q.J. M.S., N.S., vol. xl. p. 269, 1897. 

 Development of gills and gut of Bdellostoma. 



(21) DuMERiL, 1807. Mem. d'anat. comp. Anat. d. Lamproies. Paris. 



Gills of Myxine. Also first description of abdominal pore. 



(22) EwART, 1876. Jour. Anat. Phys., vol. x. p. 488. 



Cloacal region of Myxine. 



(23) FuRBBiNGER, 1897. Gegenbaur's Festschrift, Bd. iii. p. 620. 



Gills of Myxinoids. 



(24) Goodrich, 1909. Lankester's Treatise on Zoology, part ix. 



General anatomy of Myxinoids, with some original figures. 



(25) Gunner, 1763. Trotidhiemske Selskabs Skrifter, Dl. ii. p. 250. German translation : Drontheim 



Ges. Schrift., Th. ii. p. 230, 1765. 



Naso-pharyngeal duct (first description), gills, liver, and gall bladder of Myxine. 



(26) Haack, 1903. Zf.w.Z., Bd. Ixxvii. p. 112. Abstract : Jour. R. Micros. Soc, 1904, p. 170. 



Mouth and oesophagus of Myxine. 



(27) Holm, 1897. Zool. Jahrb., Abth. Anat., Bd. x. p. 277. Also pubhshed as Inaug. diss., Freiburg, 



i. B., 1897. 



Liver of Myxine. 



