NOMENCLATURE. 20& 



1905. 



20. A New Code of Nomenclature. <Science, N. S., XXI, pp. 428-433. 



Criticism of 'A Provisional Code' by Doctors Jordan, Evermann and Gilbert, published 

 in The Condor, VII, pp. 28-30, Jan., 1905. 



1906. 



The 'Elimination' and 'First Species' Methods of Fixing the Types of Genera. 

 <Science, N. S., XXIV, pp. 773-779, Dec. 14, 1906. 



In reply to a paper by Witmer Stone on the same subject (Science, XXIV, pp. 560-565, 

 Nov. 2, 1906). 



Subgenera and other Matters. <Auk, XXIII, pp. 122-125, Jan., 1906. 



Relates to the non-recognition of Brissonian genera by Hartert in his 'Die Vogel der 

 palaarktischen Fauna. 



The Determination of Types of Genera — a Correction. < Science, N. S. ; XXIV, 

 p. 858, Dec. 28, 1906. 



Respecting the type of Vultur Linn. 



1907. 



The First Species Rule for determining Types of Genera — How it works in 

 Ornithology. <Science, N. S., XXV, pp. 546-554, April 5, 1907. 



Fourth paper in the Stone-Allen discussion of the ' First Species Question.' 



Another Word on the Vultur Case. <Science, N. S., XXV, p. 827, May 24, 1907, 



Further discussion of the first species rule. 



Article 30 of the International Code of Zoological Nomenclature. < Science, 

 N. S., XXVI, pp. 719-723, Nov. 22, 1907. 



In hearty approval of the "new Article 30," and criticism of statements in a previous 

 article in Science by Witmer Stone. 



1908. 



27. Another Aspect of the Species Question. <Amer. Nat., XLII, pp. 592-600, 



Sept., 1908. 



With reference to a report of the symposium held by the Botanical Society of America 

 in Chicago, Jan. 1, 1908, and published in the Atner. Nat. for April, 1908, pp. 217-281. 



1909. 



28. Genera without Species. < Science, N. S., XXIX, No. 754, pp. 934-936, June 11, 



1909. 



With reference to previous papers on this subject by Prof. T. D. A. C6ckerell in the same 

 volume of Science. The position is taken that such genera should each be treated on their 

 merits, as against the proposed non-recognition of all such genera. 



29. Genera without Species. < Science, N. S., XXX, No. 768, pp. 365-367, Sept. 17, 



1909. 



A continuation of the discussion (supra, No. 25), with special reference to an article by 

 Mr. A. N. Caudell. 



21. 



22. 

 23. 



24. 



25. 

 26. 



