net value may be greater than is sometimes recognized. Purely 
taxonomic Louies and most of the large number of local lists of 
mammals ie largely been left out. Many scientific notes have 
been tno wiied 2 There is no pretense at completeness, although it 
is believed that most of the important references are given. wrt 
has been impossible to check all state and institutional publica- 
tions, and valuable papers have thus. undoubtedly been missed, 
ese | The method of citation has. purposely been simplified 
cots Poe brevity, but also for convenience and uniformity. A 
rey to most of the abbreviations used will be: found in ‘the ap- 
pended List of Periodicals Cited. The. number of pages given for. 
books is approximate, since no account is taken of preface 
pages. Piates: along with figures, photographs, maps and dia- 
grams, are considered as illustrations and are simply listed as 
such ‘in the citations. Authors' names are given in the initial 
rather than the full form. In regard to editions, the latest has 
been used whateva? possible, but it has been impractical‘to be 
consistent in this ener ts In some instances At has not, ‘been 
gaa aes to secure complete reference gabe especially for certain 
bareiet publications, These titles are followed by an asterisk. 
..Parentheses have’ beén uséd’ to. denote doubtful authen-. 
ticity ESAT ae ifort ton not supplied in the reference work 
itself. ne Ure iy ney, Ba} indicates that the author's naan. 
was not on. the original publication or chase there is some quéstion 
of authorship; (agie) indicates that hoe date of publication’ is 
given in the reference work, but that the fii ee date of publi-. cf 
cation has ‘been toatHed ee other SOuUrces.. In references for ae 
which no publisher is cited, the publisher is in heat cases the 
author. 
