Pelecocera 1 87 



pergandei, 187; scaevoides, 187; willistoni 187, 239 



Pelecorhynchus ornatus 192 



Percolation through soils 221 



Phorocera 185 



Pica pica hudsonica 133 



Picicorvus columbianus 133 



Pieris rapae ,prothorax oF 137, 140 



Pipiza pistica 227 



Platinum, solubility of in hydrochloric acid 199 



Platychirus chsetopodus, 231; ciliatus, 217; hyperboreus, 231; palmu- 



losus, 231; peltatus... . 231 



Platycnema 143 



Platygonus alemanni, bicalcaratus, compressus, condoni, striatus, 



vetus, zeigleri 24 



Platygonus, restoration of 23 



Platypeza abscondita, 205 et seq; anthrax, 145, 205; barbata, 207; bole- 



tina, 149; calceata, 144 et seq; cinerea, 146, 150; egregia, 146. 



150; flavicornis, 145; obscura. 145; ornatipes, 143 et seq, 207; 



pallipes, 145; pulchra, 144 et seq; pulla, 205; rectinervis, 207; 



superba, 207; tteniata, 145, 149; unicolor, 205; umbrosa, 145, 148; 



velutina 143, 205 



Platypezidte 143, 205 



Pleasanton shales 274, 275, 286, 293, 295, 302, 305 



Coal in 302, 305 



Plesiosaurs, cretaceous 2 



Pogonodon sp 1 73 



Porzana jamaicensis 131 



Prothorax of Butterflies, a study of the 137 



Protochoirus prismaticus 24 



Protostega 10 



Pseudogonia 179 et seq 



PsychidfB, scales of , 85, 86 



Pterycollasaurus 1(56 



Pyromorphidae, scales of 88, 89 



R 



Rainfall in Kansas 117, 218 



Ratio of Limestone to Shales and Sandstones 279 



Reaumuria 177 et seq 



Rhabdopselaphus 42 



Rhedia 177 et seq 



Rhingia nasica 240 



Rhinochelys 8 



Rhynchogonia 189 



River Waters, comparison of 90 



comparison of mineral constituents in water of Kaw val- 

 ley 98 



Russians in Kansas 159, 161 



S 



Scales, absence of, in Coleoptera, 74; in Heliconid;e, 73; in Hemaris- 



thysbe, 74; in Luna, Promethea, 74; in Sesiidae, Zygsenidae 73 



