92 



THE AMERICAN NATURALIST [Vol. XLI 



General suggestions. — The data, as well as their arrangement 

 on the cards, are naturally subject to various changes, in order to 

 conform to the requirements in different museums. It is well 

 to have a blank space for each item of information concerning 

 the specimen, although often " unnecessary, or even inadvisable, 

 provided there is reason to doubt its accuracy, to fill it out. As in 

 the Accession Catalogue numerical guides should be placed at 

 intervals of one hundred cards, while 'side locking cards' are 

 recommended. 



C. REFERENCE CATAEOGUE. 



The Reference Catalogue may with equal propriety be termed 

 a finding list, since its purpose is that of indicating the location of 



NAME Cr4V>tobrancW6 altegkeaveusis i)aa<i 





























































































































































































































each specimen which belongs to the j)iirti( iilar (lc])iirtin(^iit in the 

 museum. The cards are arrange<l in al})liahetical ohUm-, both 

 the scientific name (generic followed by specific name in the case 

 of biological specimens), and the common name having a place 

 on separate cards, the latter, however, referring to the former, 



