AL PRINCIPIO dell'anno 1890. 15 



GRAN BRETTAGNA. 



120. Geological Society — London. 



121. Royal Microscopical Society — London. 



122. Zoological Society — London. 



123. Palaeontographical Society — London. 



124. Royal Society — London. 



125. Literary and pliilosophical Society — Manchester. 



126. Royal L'ish Academy — Dublin. 



127. Royal Dublin Society — Dublin. 



128. Royal physical Society — Edinburgh. 



129. Geological Society — Glascow. 



SPAGNA. 



130. Sociedad espan. de historia naturai — Madrid. 



AMERICA. 



131. Smithsonian Institution — Washington. 



132. United States Geological Survey — Washington. 



133. American Academy of arts and sciences — Boston. 



134. Boston Society of naturai history — Boston. 



135. Ministerio de Fomento de la Repi'iblica Méxicana — Mexico. 



136. Wagner Free Institute of Science — Philadelphia. 



137. Academy of natur. Science — Philadelphia. 



138. Museu Nacional de Rio Janeiro. 



139. The Connecticut Academy of arts and sciences — New- 

 Haven. 



140. Geological and naturai history Survey of Canada — Mont- 

 real. 



141. Academia Nacional de ciencias en Cordoba (Repùblica Ar- 



gentina) — Cordoba. 



