1883.] Geology and Paleontology. 1057 
_ The primitive type remaining in the Loup Fork epoch is the 
Proboscidia. 
GEOLOGICAL Notes.— ¥urassic—M. Cotteau, in the sixty-sixth 
issue of the Paleontologie Francaise, describes the Jurassic species 
of the echinid genera Hemipedina and Cyphosoma. The latter 
genus attains its greatest development in the Turanian and Seno- 
nian stages of the Cretaceous, and is rare in the Jurassic. 
Tertiary —In Paleontological Bulletin, No. 36, Professor Cope 
adds to the fifty-five species of vertebrates of the Puerco epoch 
the ophidian Helogras prisciformis, and the mammals Triisodon 
levistanus, Mioclenus ferox, M. bucculentus, M. subtrigonus, and M. 
General—Professor Hulke, in his anniversary address, re- 
` Views the work done during the year by the Geological So- 
ciety. He notes as subversive of once generally received 
theories the fact that a much older fauna was found in the 
lowest of three gravel terraces in a river valley near Paris, 
an was afforded by the highest terrace ; and also the illustrations 
repeatedly enforced to disprove the power of glaciers to excavate 
tock-basins, Professor T. McK. Hughes has written graphi- 
