Ben) 
Cambridge. — Museum of comparative zoologiqy. 
Madison. — Wisconsin Academy of sciences, lellers and arts. 
New-Haven. — Connecticut Academy of arts and sciences. 
New-York. — Acadeniy of sciences. 
Museum of natural history. 
Philadelphie. — Academy of natural sciences. 
American philosophical Sociely. 
Wagner Free Institule of sciences. 
Portland. — Vatural History Sociely. 
Rochester. —— Academy of sciences. 
Saint-Louis, Mo. — Botanical Garden. 
Salem. —- Essex Institute. 
Peabody Academy of sciences. 
San-Franeisco. — Californian Academy of sciences. 
Washington. — Srnithsonian Inslitulion. 
CANADA. 
Ottawa. — Geological Survey of Canada. 
Commission de géologie et d’histoire naturelle du Canuda. 
Toronto. — Canadian Instilute. 
CHILI. 
Santiago. — Société scientifique du Chili. 
MEXIQUE. 
Mexico. — Société Antonio Alzate. 
Observatoire météorologique central. 
Tacubaya. — Observatoire national. 
RÉPUBLIQUE ARGENTINE. 
Buenos-Ayres. — Universidad. 
