[837] Dr. Prosper Lucas apparently disbelieves in any such connexion, 'L'Héréd. Nat.,' tom. ii. pp. 88-94.
[838] 'British Medical Journal,' 1862, p. 433.
[839] Boudin, 'Geograph. Médicale,' tom. i. p. 406.
[840] This fact and the following cases, when not stated to the contrary, are taken from a very curious paper by Prof. Heusinger, in 'Wochenschrift für Heilkunde,' May 1846, s. 277.
[841] Mr. Mogford, in the 'Veterinarian,' quoted in 'The Field,' Jan. 22, 1861, p. 545.
[842] 'Edinburgh Veterinary Journal,' Oct. 1860, p. 347.
[843] 'Hist. des Anomalies,' 1832, tom. i. pp. 22, 537-556; tom. iii. p. 462.
[844] 'Comptes Rendus,' 1855, pp. 855, 1029.
[845] Carpenter's 'Comp. Phys.,' 1854, p. 480; see also Camille Dareste, 'Comptes Rendus,' March 20th, 1865, p. 562.
[846] 'Elements of Physiology,' Eng. translat, vol. i., 1838, p. 412. With respect to Vrolik, see Todd's 'Cyclop. of Anat. and Phys.,' vol. iv., 1849-52, p. 973.