11 



Hay, O. p. rVscriptioiis of two Sjiecies of Ex (i net Tortoi- 

 ses, one New, ,S8o 



Mekhan, Thomas. ContriI)iUions to the Life-History of 

 Plants, No. XVI. The Bartram Oak, in Connec- 

 tion with Variation and Hybridism. Observations 

 on the Flowering of Lobelia eardinalis and Lobelia 

 syphilitica, 88 



Miller, Gerrit S., Jr. Mammals Collected by Dr. W. 

 L. Abbott in the Region of (he Indragiri River, 



Sumatra, 148 



Twenty New American Bats, 889 



Mills, Charles K., M.D. The Neurofibrillary Theory and 

 its Bearings upon Localization of Function in the 

 Nervous System, 118 



Montgomery, Thomas H., Jr. On Phylogeuetic Classifi- 

 cation, 187 



Descriptions of Lycosidse and Oxyopidpe of Philadelphia 



and its Vicinity (Plates XXIX and XXX), . . 534 



Moore, J. Percy. Some Bermuda Oligochwta, with a 



Description of a New Species, 80 



Descriptions of some NeA\ Polynoidse, with a List of 

 Other Polychseta from North Greenland Watere 

 (Plates XIII and XIV), 258 



MuRLiN, John Raymond, Ph.D. Absorption and Secre- 

 tion in the Digestive System of the Land Isopods 

 (Plate XVI), 284 



Palmer, T. Chalkley. Five New Species of Trachelo- 



monas (Plate XXXV), 791 



Perkins, Henry Farnham. The Development of Gonio- 

 nema Murbachii (Plates XXXI, XXXII, 

 XXXIII, XXXIV), 750 



PiLSBRY, Henry A. New Land Mollusca from Japan and 



the Bouin Islands, 25 



Revision of Japanese Viviparidte, with Notes on Melania 



and Bithynia (Plate IX), 115 



On the Localities of A. Adams' Japanese Helicid^, . 233 

 Additions to the Japanese Land Snail Fauna, VI 



(Plates XVII, XVIII, XIX, XX, XXI), . . 360 

 Southwestern Land Snails, 510 



