INDEX. 



135 



Page. 



Protomeryx, cedrensis 114 



halli 114 



sp 114 



Protoptychus 57,101 



hatcheri 99 



Protoreodon 103 



minor 100 



paradoxicus ■. 100 



parvus 100 



pumilus 100 



Protorohippus 102 



Protoselene 101 



opisthacus 92 



Protosorex 110 



crassus 105 



Protylopus 103 



petersoni 100 



Proviverrinse 101 



Prunus 78 



Pseudaelurus 77,80,118 



intrepidus 114,116 



Pseudolabis HI 



dakotensis 109 



Pseudopterodon 103,110 



minutus 103 



Pseudotomus 57,101 



hians 97 



robustus 97 



superb us.... 97 



sp 97,99 



Psittacotherium 102 



multifragum 92 



Ptilodus 100 



medisevus 91 



trouessartianus 91 



Puerco formation, fauna of 33-34,91-92 



homotaxis of 22,33 



figure showing 23 



Putorius 80,89,90,118 



nambianus 116 



Q. 



Quercus 78 



R. 



Rangifer 86,87 



Rattlesnake, Oreg., fauna near 115-118 



Rattlesnake formation, homotaxis and fauna 



of 22,64,81 



Reithrodontomys 90 



Republican River, deposits on 80 



fauna of 115-118 



Rhinocerotidae 30, 



57, 59, 61, 62,63, 64, 66, 68, 73, 74, 76, 78, 80, 

 81, 82,85, 104, 105, 108, 111, 113, 114, 116, 118 



Rhinocero toidea 52, 54, 08, 09, 77 



Rocky Mountains. See Mountain Region. 

 Rodentia 33,36,38,40,46,52,54, 



55, 56, 57, 58, 59, 61, 63, 64, 66, 08, 73, 74, 75, 

 77, 78,80,81,85,89,90,94,97,99, 101, 103- 

 104, 105, 107-108, 112-113, 114, 116, 118-119 

 Rosebud formation, distribution of, plates 



showing 7,60 



homotaxis and fauna of 70, 75 



homotaxis of, figures showing 23, 64, 70 



Rosebud River, S. Dak., fauna near 112-114 



Rupricaprinae 86,89 



Page. 



Sage Creek, Mont., fauna of 98-100 



Salix 78 



Samwel cave, Cal., fauna of 89 



San Juan basin, N. Mex., fauna of 35,91-95 



section of, figure showing 23 



Sannoisien etage, homotaxis and fauna of 00-61 



Santa Fe, N. Mex., fauna near 115-118 



Sapindus 78 



Sarcolemur 38,98,103 



furcatus 98 



pygmaeus 98 



Sarcothraustes loi 



antiquus 91 



Sarmatien etage, homotaxis and fauna of 76-78 



Scalops 90 



Sciuravus 44, 46, 59, 61, 101 



buccatus 94 



depressus 94 



minimus 97 



nitidus 97 



parvidens 97 



undans 97 



sp 97 



Sciuridae. . 55,61, 66 ,80, 103, 105, 107, 110, 114, 110, 118 



Sciurus 90,118 



arctomyoides 116 



sp 114 



Scott, W. B., papers by 12, 16 



Scudder, S. H., papers by 16,18 



Selenodonta 52,57 



Shufeldt, R. W., paper by 18 



Sigmogomphius lecontei . . . : 116 



Sinclair, W. J., faimal lists by 07 



on Potter Creek cave 88 



on volcanic ash 25 



papers by 12,17,18,19 



Sinopa 38,54,101 



grangeri 96 



hians 93 



major 96 



minor 96 



multicuspis 93 



opisthotoma 93 



pungens 96 



rapax 96 



strenua 93 



virerrina 93 



sp 93 



Smilodectes 100 



gracilis 95 



Smilodontopsis 87,90 



Solenodon 61 



Sorex 90 



Soricidae 52,105,110 



South Dakota, badlands of, bird's-eye view 



of 64 



fauna of 106-109 



formations in, homotaxis of 22 



homotaxis of, figure showing 23,65 



Oligocene and Miocene in, map showing. 60 

 Sparnacien etage, homotaxis and fauna of. . . 3()-42 



Sperm ophilus 90 



Spilogale 89,90 



Staked Plains, Texas, section of, figure show- 

 ing 82 



Stampien etage, homotaxis and fauna of OG-63 



