( XXII ) 
Portland. — Natural Hislory Society. 
Rochester. — Academy of sciences. 
Saint-Louis, Mo. — Botanical Garden. 
Salem. — Essex Institut e 
American Associai ion for advancement of sciences. 
San-Francisco. — Californien Academy of sciences. 
Crbana (III.). — Uni ver si ty of Illinois library. 
Washington. — Smithsonian Institution. 
Bureau ofethnology. 
CANADA. 
Halifax. — Nova Scotian Institute of natural Science. 
Ottawa. — Geological Survey of Canada. 
Commission de géologie et d'histoire naturelle du Canada. 
Toronto. — Canadian Institute. 
CHILI. 
Santiago. — Société scientifique du Chili. 
MEXIQUE. 
lie rida. — Observatoire. 
Mexico. — Société Antonio Alzate. 
Observatoire météorologique central. 
Tacubaya. — Observatoire national. 
RÉPUBLIQUE ARGENTINE. 
Buenos- Ayres. — Universidad. 
URUGUAY. 
Montevideo. — Museo nacionul. 
