TABLE OF CONTENTS. VII 



Knowlton, F. H. a Lower Jurassic flora from the Upper 



Matanuska Valley, Alaska. No. 2158. December 16, Page. 



1916^ 451-460 



A review of the fossil plants in the United States 



National Museum from the Florissant Lake beds at 

 Florissant, Colorado, with descriptions of new species and 



list of type-specimens. No. 2151. November 24, 1916 ^. 241-297 



New genera: Palaeopotamogeton, Florissantia. 



New species: Polytrichum? florissanti, Muhlenbergia fiorissanti, 

 Palaeopotamogeton florissanti, Juglans magnifica, Myruica colo- 

 radensis, Populus micro-tremuloides, Betula deltoides, Quercus 

 scudderi, Ficus florissantia, Aristolochia williardiana, Florissantia 

 physalis, Rihesf florissanti, Rosa scudderi., Rosa? inquirenda, Dal- 

 bergiaf minuta, D. coloradensis, Acer kirchnerianum, Vitis hesperia, 

 Porana cockerelli, P. similis. 



New combination: Juniperus? haydenii. 



McGregor, E. A. Descriptions of seven new species of red 



spiders. No. 2167. January 15, 1917 ^ 581-590 



New species: Tetranychus peruianus, T. rusti, T. monticoltis, T. 

 oregonensis, T. willamettei, T. ilicis, T. macdonoughi. 



Mansfield, Wendell C. Mollusks from the type locality 

 of the Choctawhatchee marl. No. 2169. December 21, 

 1916 1 599-607 



New species: Leda choctawhatcheensis , Phacoides (Pleurolucina) 

 choctawhatcheensis, Astarte (Ashtarotha) vaughani, Diplodonta 

 waltonensis. 



New subspecies: Area (Scapharca) staminea rubisiniana. 



Mearns, Edgar Alexander. On the geographical forms 

 of the Philippine elegant titmouse, Pardahparus elegans 

 (Lesson), with descriptions of three new subspecies. No. 

 2142. October 16, 1916 ^ 57-65 



New subspecies: Pardaliparus elegans panayensis, P. e. guimarasen- 

 sis, P. e. suluensis. 



Merrill, George, P. A newly found meteoric stone from 

 Lake Okechobee, Florida. No. 2163. December 21, 

 1916 1 525-526 



A recently found iron meteorite from Cookeville, 



Putnam County, Tennessee. No. 2153. November 24, 



1916^ 325-326 



Notes on the Whitfield County, Georgia, meteoric 



irons, with new analyses. No. 2157. December 16, 



1916^ 447-449 



1 Date of publication. 



