66 C. IV. M. Poynter 



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1897. A persistent cardinal vein. Ibid., vol. 32, p. xlii. 



Fawcett & Blackford. 1905. The circle of Willis; an examination of 



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 Fawcett, E. 1917. A double radial artery. Lancet. Lond., i. p. 422. 

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 Feri, C. 1878. Anomalie de I'artere poplitee. Bull. Soc. Anat., p. 303. 

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 FiCK, L. 1849. Physiologische Anatomie des Menschen. Leipzig. 

 ■ 1854. Tractus de illegittiano vasorum cursu hominibus innato. 



Marburgi. 

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1899. Ibid., vol. 16, p. 91. 



Fischer. 1827. (Internal circumflex artery.) Bull. Soc. Anat., p. 18. 

 Fischer, J. 1858. Verlauf der Art. subclavia in einem Falle von deut- 



liche entwickelten Halsrippen. Wien. med. Wochenschr., p. 537. 

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1834. De systematis vasorum sanguiferorum varietalibus congeni- 



talis nonnullis commentatis. Erlangae. 



