LIST OF WORKS REFERRED TO IN THE TEXT. 



Adamson, S. A. (88) Notes on a recent discovery of Stigmaria ficoides 



at Clayton, Yorkshire. Quart. Journ. Geol. Soc. vol. XLlv. p. 375, 



1888. 

 Agassiz, S. (88) Three Cruises of the (J. S. Coast and Geodetic Survey 



Steamer " Blake " in the Gulf of Mexico, in the Caribbean Sea, and 



along the Atlantic Coast of the United States, from 1877 to 1880. 



London, 1888. 

 Andrae, K. J. (53) Fossile Flora Siebenblirgens und des Banates. 



Abhand. h. k. geol. Reichsanst. Bd. ii. Abth. iii. No. 4, 1853. 

 Audrussow, N. (87) Eine fossile Acetafmlaria als Gestein-bildender 



Organismus. Ann. h. h. nat. hist. HofrmLseum, Wien. Bd. li. Heft ii. 



p. 77, 1887. 

 d'Arclliac, E. J. A. (43) Description gdologique du departement de 



I'Aisne. M^m. Soc. GM. France, vol. v. pt. ii. p. 129, 1843. 

 Artis, F. T. (25) Antediluvian Phytology. London, 1825. 

 Baker, J. G. (87) Handbook of the Fern- Allies. London, 1887. 

 Balfour, J. H. (72) Palaeontological Botany. Edinburgh, 1872. 

 Barber, C. A. (89) The Structure of Pachytheca. Annals Bot. vol. iii. 



p. 141, 1889. 



(90) The Structure of Pachytheca. Ibid. vol. v. p. 145, 1890. 



(92) Nematophycus Storriei, nov. sp. Ibid. vol. vi. p. 329, 1892. 



Barrois, 0. (88) Note sur I'existence du genre Oldkamia dans les 



Pyr&fes. Ann. Soc. OM. JSford, vol. xv. p. 154, 1888. 

 Barton, R. (1751) Lectures in Natural Philosophy. Dublin, 1751. 

 Bary, A. de. (84) Comparative anatomy of the vegetative organs of the 



Phanerogams and Ferns. Oxford, 1884. 



(87) Lectures on Bacteria. Oxford 1887. 



Bates, H. W. (63) The Naturalist on the River Amazons. London, 



1863. 2 vols. 

 Bateson, W. B. (88) Suggestion that certain fossils known as Bilobites 



may be regarded as casts of Balanoglossus. Proc. Camb. Phil. Soc. 



vol. VI. p. 298, 1888. 



