408 General Notes. 
from the tritubercular by the addition of a lobe of the inner part 
of a cingulum of the posterior base of the crown. Transitional 
' states are seen in some of the Periptychidee ( Amisonchus) andit 
the sectorials of the Procyonide.—£. D. Cope. : 
GeotocicaL RELATIONS OF CAMPBELL IsLanp.—M. H. Filhol, 
in a note read before the Academy of Sciences, Paris, February, 
1882, takes occasion to doubt whether this island at any timè — 
formed part of New Zealand, as is supposed by some of thos 
who believe in the great extension of the last-named land in rè 
cent geological times. M. Filhol does not call in question the : 
existence of a continental New Zealand, but states that Campbel 
island consists chiefly of a limestone containing Globigerina, and 
of lavas containing anorthite, and that neither of these rocks occur 
in New Zealand. The limestone is of deep-sea formation, andi 
the Java must, from the presence of anorthite, be Post a 
The lava was therefore erupted, and the island elevated, aL 
period when New Zealand possessed its least geographical exten ie 
sion. Moreover, neither moas nor lizards have been foundo r 
Campbell island. ee 
THE PRINCETON SCIENTIFIC EXPEDITION OF 1882—This & 
pedition, consisting of some professors and six students of ee 
ton College, left Princeton June 26 and remained in the ee na 
September 6th. The object of the excursion was a el 
one, and the fields operated in were Chalk bluffs, Colo ge 
and Bad lands of Dakota. A thousand miles of riding was oe 
complished, many photographs were taken, and nearly a gr 
half of fossils, including more than twenty-six genera 0 
mals and reptiles, were collected for the museum. l 
deof 
A ils, but for th | is of the depre 
ossils, bu | ; sick press 
uk are lor the most part oe y = ens ae ies vi 
J. E. Marr describes ae hy 
and Silurian rocks of Scandinavia. Thereisa most im valle 
ical break, as indicated by the absence of several DE 
