CONTENTS OF VOLUME XXXIV. 
Paae. 
Title-page.. i 
Officers and easton: ili 
Scientific Staff. . iv 
Contents. . Be Bete raed Tt: NOUR MeN Seat Ey Gir) sale IN Vil 
Tates Of Pabliontioa of hear Gr a eid ee Reet Olay eel ak eee me peas a Oar aN) 
List of Illustrations. . ie Be ai: ix 
List of New Names of ‘Gener. abregene oe: ata Subepecta: honky XV 
Errata. . shat Sk ev oe cat ee Mae OU h Oks Ce de Pat ara Miele cue igte Saher teed Cea er ind an KIX 
Art. J.—A Revision of the Lower Eocene Wasatch and Wind River 
Faunas. By W. D. Matraew and WattTerR GRANGER. 
Part I. Order Ferz (Carnivora). Suborder Creodonta. 
By W. D. Matruew. (Eighty-seven text figures.).. ; i 
IJ.— Description and Records of Coccide. By T. D. A. en are 
and EL1zABETH RoBINson. (Nineteen text figures.)........ 105 
IJJ.— Gastropod Mollusca from the Tertiary Strata of the West. 
By T. D. A. CockERELL. (Five text figures.).. PES 
TV.— New species of Unio from the Tertiary Rocks of Weems, ae 
T. D. A. CockERELL. (Four text figures.) ./ ‘ 121 
V.— A new Characin Fish from Brazil. By tony een 
NicHouts. (One text figure.).. 127 
VI.— Notes on Ptilosis, with special iene a the Feathenitio of 
the wing: By Wi TW a sr a aa 2G 
-VII.— Fishes new to Porto Rico. By Jou TREADWELL NICHOLS. 
(Two text figures.).. 141 
~~ VITII.— Review of the South Acuaoun etme: Be * a sie 
| (Plates I-XIV, and twenty-five text figures.) . . 147 
IX.— A Revision of the Lower Eocene Wasatch ond Wind re ; 
Faunas. By W. D. Martrruew and WALTER GRANGER. 
Part II]. Order Condylathra. Family Hypsodontide. By 
W.D.Marruew. (Ten text figures.) .. oO de 
X.— A Revision of the Lower Eocene Wasatth aad Wiad ee 
Faunas. By W. D. Marraew and WaLTeR GRANGER. 
Part III. Order Condylarthra. Families Phenicodontide 
and Meniscotheriide. ae WALTER GRANGER. (Seven- 
teen text figures.).. ; 329 
XI.— Descriptions of Rie posed: 1 new pas from Contral nd. South, 
America. By FRANK M. CHAPMAN.. O08 
XII.— Some additions to the North American hare Panne! aoe oe 
LIAM Morton WHEELER..... . Dr ia ees as) emcee Seon ees co) 
XIII.— Descriptions and Records of Cae ey, PA COORERELIN | 
and ELIzABETH Roprnson. (Three text figures.).......... 423 
vii 
Pin’ 
