INDEX 563 



Eoorthis — Continued. page 



cf. desmopleura (Meek) 473, 474 



cf. zvichitaensis Walcott 472, 473 



desmopleura (Meek), Lower Ozarkian, compared 507, 508, 509 



described 506 



fascigera, new species, Upper Cambrian, compared 509, 512 



described 507 



figured, pi. 117, figs. 1-9 545 



hamburgensis Walcott 467 



indianola Walcott, compared 513 



tones Walcott 473, 479 



iophon, new species, Ozarkian, compared 508 



described 507 



figured, pi. 114, figs. 1-5; pi. 119, fig. 14 542, 547 



laeviuscula Walcott, compared 513 



lineocosta, new species, Ozarkian, described 508 



figured, pi. 115, figs. 3-5 543 



ochus, new species, Ozarkian, described 509 



figured, pi. 117, figs. 10-13 545 



putillus, new species, Ozarkian, compared 511 



described 509 



figured, pi. 114, fig. 9 543 



laeviuscula, new variety, Ozarkian, described 511 



figured, pi. 115, figs. 1-2 543 



sabus, new species, Ozarkian 481, 523 



described 526 



figured, pi. 124, figs. 9-15 552 



sp. undt 472 



vicina, new species, Ozarkian, described 512 



figured, pi. 112, figs. 6-9 540 



wichitaensis Walcott, Upper Cambrian, compared. . .505, 507, 510, 



513, 522, 526 



described 513 



figured, pi. 116, figs. 1-10 544 



Epipodite, exopodite and, structure of the 369 



comparison of 372 



Epipodites 366, 371, 380 



Eureka Mining district, Nevada 466 



Eurekia sp. undt 467 



Euryplegma auricular c Schulze, compared 289 



Exopodite and epipodite, structure of the 369 



comparison of 372 



Exopodite of Calymene 409 



Ceraurus 412 



Triarthrus 413 



Exopodites 366, 370, 375, 423 



of Neolenus compared 188 



Fairview formation, replaced by Fort Mountain 4 



Mountain section 5 



Family Technophoridce Miller, (Notostraca Sars) 530 



