148 NATURALISTS’ ASSISTANT. 
and Norse languages ; as many important works are published 
in those tongues. 
Other necessary works are : 
Agassiz L., Nomenclator Zoodlogicus, 4to, Solduri, 1846-48. 
Marschall, A. D., Nomenclator Zodlogicus, 8vo, Wien, 1873 (a 
continuation of Agassiz’s work). 
A large Atlas of the world. 
Lippincott’s complete pronouncing Gazetteer, 2 vols., 8vo, 
Philadelphia, 1880. 
Scudder, S. H., Catalogues of Scientific Serials of all coun- 
tries, 8vo, Cambridge, 1879. 
Royal Society’s list of Scientific Papers, 8 vols, 4to, London, 
1868. 
