INDEX. 361 
PAGE. 
Obolus nundina Walcott, compared with Obolus obscurus....... 67 
auscurus Walcott; describedi,...5/c aster oe oer temeriee > clone 66 
figured); pl...) Hgei. 19) 12630) oe Aareleycovisiciesisciceie-s 230 
compared with Micromitra labradorica orientalis... 67 
QbOT aS ChIMEWSTS 5 ise cnn = ar aarore ses erala\ oss 67 
Obolies sending wir. iis cence ese eas 313 67 
OBS: PHEO s siv-cca tharsreretelsare.aict. oe OR wen the 67 
Obolus (Acrilis) antiquissimus Hichwald.... 67 
Obolus (Acritis ?) rugatus Walcott........ 67 
(=Obolella gracilis), identified by Walcott from 
rE GIG =CSHOTUCE IL ayy ova a)eve eee cetnte ire) atiie WG. ore) «14 crayete 7 
BUSY SGI YIN lack ayaa Pavel otters store ins eiehcvela pia ciesw's 66 
listed from lower portion of Kiu-lung group...... 51 
Shan-tung and Shan-si areas............. 57 
stratigraphic and geographic position of......... 35 
prindlei Walcott, related to Obolus chinensis........... 64 
rhea Walcott, compared with Obolus obscurus........... 67 
Shanstensts: Walcott): described s..jis<1/auisiesip alee Moms 67 
figured, ‘pl..2; HWS: 4,:46-B6 «0 sere aisrcicterersteipraleyateteieve 232 
compared with Obolus matinalis............0005 68 
ODOLUS IMINEMUS Fare va 0 RIES eae aloes aus of 66 
Obolus|fetonenstsccjic, sve cite temidalel oseie sreiereies 68 
BEA SYMON YCSY’. <)s,5;5:510\0/5:aYeyararn ts ccalerarerantalelcetoree.eeiets 67 
listed from Shan-tung and Shan-siareas.......... 57 
under Shan-tung and Manchuria areas.... 57 
with Kiudung fanatic. x ciis<\0:cfauslerelsiel is as 52 
stratigraphic and geographic position of......... 35 
shensiensis, synonymic reference............0000e eens 67 
tetonensis Walcott, compared with Obolus shansiensis..... 68 
(Acrilis) antiquissimus Eichwald, compared with Obolus 
MIU SOUT UES Seta c eo Tenngcveivin tore sarah a: wre ieceteial ae Sia AN Oapa vase aves 67 
(Acrilis ?) rugalus Walcott, compared with Obolus obscurus 67 
(Lingulella) chinensis (=Obolus chinensis), synonymic ref- 
TI OE ol alta! date) al Ss al sie Eras isle ot vipis , 21s 0's) e!ae e)9 01s eae,» 64 
(Lingulella) damesi ( =Obolus damesi), synonymic reference 65 
(Lingulepis) eros Walcott (=Lingulella (Lingulepis) eros), 
former and present generic reference.............. 9 
Bynonypimic: references... << occ ss aisterd esiele versie aters 7O 
(Lingulepis ?) sp. undt. Walcott (=Lingulella (Lingulepis 
?) sp. undt.), former and present generic reference. . 10 
synomymie referees as aisie sisi ars) shes eeslels ko orwie oie JO 
(Westonia) ballicus, related to Obolus (Westonia) black- 
Ca tie A Roc hess BOSD CRO DICER LCT TOR ORR 68 
related to Obolus (Weslonia) wimani............. 68 
(Westonia) blackwelderi Walcott, described.............. 68 
MSUTCRG Die ses S| SA—Ciaik ip eisve sieve, oie) cio) a pevlersns leis i» 232 
compared with Obolus (Westonia) sp. undt....... 69 
AEDS YM OMY TAY Seri Heres rate arate ereieis 2 ginal 68 
listed from Kir-shan shale... 600 s6cs cee ics 53 
With Kittle fatnaiy, cia ceteewetea secs 52 
stratigraphic and geographic position of......... 35 
(Westonta) wimani, related to Obolus (Westonia) black- 
SUCLOPE ed cts sicher Sxeie said Vale (shetetarala ais kala alwiale eisiaeie 68 
(Westonia) sp. undt., described and discussed.......... 69 
compared with Obolus (Westonia) blackwelderi.... 69 
AM SYMNOTIVINIY. 5 ehlercie nel « cele ocMeelelie a esse es 69 
listed from Ch’ang-hia district. ......6....000005 54 
stratigraphic and geographic position of......... 35 
obscura, see Agraulos. 
obscurus, see Obolus. 
Ogygopsis Walcott, distinctive in North American fauna....... 56 
Olenellus Meek, Callavia cited in place of..............000000> 49 
cited from Jena limestone.......0.0.00cceceses 58 
compared with Blackwelderia...........000ce0es 117 
forms in Australia referred to. .............0005 104 
referred by von Toll from Lena limestone........ 58 
? forresti, correlated with Redlichia..............00005 50 
? Olenellus sp. undt., listed from Cambrian fauna of Siberia... . 5 
Olenidz, compared with Dorypyge........... ccc ccc eee cence 107 
Olenoides, compared with Blackwelderia sinensis............- 122, 123 
Dameselia erst eee eee ea hi oise 8 ha 124 
DOLVEVERS Ts. RR ne even ak aaa 107, 244 
Dorypyge richthofeni Dames............+. 108 
AN SYMON GING, 5:25 cz, ve ois =: onc epaiate eerie cieiale wialets, oc lao 107 
omission of, from Chinese fauna................ 48 


PAGE. 
Olenoides.—Continued. 
synonymous or congeneric with Dory pyge, in synon- 
PIMUCSTRLEFERCE oie es stelann ore 12:18 Fast, 6,0: lela bup 107 
and Damesella, possibly referable to Teinistion... 110 
and Dorypyge, separated from Damesella black- 
REP UT ON Ganeae aera ste aren ageacis rea: Ss eyer Mie’sor ees $aseigis 127 
(?) cilix Walcott (=Blackwelderia cilix), former and pres- 
QAP PENENC TELELENCE, oie aoieiae siidelscas esc so.w ees 10 
SYMON GME TELEHEN CR: ois ciw a. ojevales<:4/0 aysiein,ais'0 0:0 60" 119 
curticei Walcott, figured, pl. 8, figs.8, 8a-c............. 244 
compared with Dorypyge richthofeni leavis........ 107 
leblanci Bergeron (=Blackwelderia sinensis), former and 
present. generic reference. 5. i ccc cer svccscccucees 10 
listed with Cambrian fauna described by Bergeron. 4 
BYTOM OIC LOLEL ENCE ect telie sniertca. i cicitas’ > mic e510 121 
united with Calymmene ? sinensis under Blackwel- 
EHS SEPLEMSES cata elevavainlcssials(ovels sinks é.c.0s 6 ore 123 
marcout Whitfield, compared with Damesella blackwelderi 
and: Biackwelderia SUNENSES sic o0< enainivvee irc.ec ve's «s 127 
nevadensis (Meek), figured, pl. 8, fig.7..............00. 244 
type species, compared with Dorypyge........... 107 
(Dorypyge) richthofeni (= Dorypyge richthofeni), listed from 
TIC W thre atevarete eecteraieiaiete Totch ace eercare Syerciere hierous, 656.88, 8 6 
Omphalolrochus, compared with Euomphalus sp............... 326 
Ophir City, Utah, Micromitra (Iphidella) pannula in limestone at 63 
Opisthoparia and Proparia, compared.............0c0eceecee 124 
Orbicula ? crassa Hall, compared with Obolella asiatica.......... 72 
Ordovician, faunas from both Silurian and, discussed.......... 201 
fossils of, from China, Europe and North America, dis- 
CUSSEC Nectncter eicisroierers nore ehteIS bse, 5% 5 oreo eule weve evs wu: ave 292 
Tilenurus eurekensis‘at base Of. ...0.<ccccccssecccesess 223 
range of Middle Sinian, Kiu-lung group to............. 50 
Pange Ole PIPlecag Lat ayo clei reverse avaveloeicivtie ee acs eosin 293 
relation of Cambrian to. 2 oo. ocmis eee wee acne sasha laine 32 
section of Upper Cambrian and Tower................ 45 
Ordovician age, comparison of specimens of, from Ki-sin-ling 
Limestone‘and North American vache see cs cc seess se 283 
Ordovician faunas, Chinese compared with European.,........ 282 
comparison of, with Middle Cambrian Trilobita........ 48 
from Shen-si, compared with Ki-sin-ling limestone...... 290 
of Europe, relationship with Chinese fauna............ 293 
Ordovician fossils of Kayser, geologic horizon of, correlated with 
those of Carnegie Institution expedition................. 292 
comprised in two collections). occ. ca. celle ces os 60.0 279 
identified from, Shan-tung... st meee cake as co vcine vceee 279 
reportiony by otuart Wellerar sic cea arcs 1c coreeciicae 279 
Ordovician localities, of China C39, C53, C59, C64, and C65. 21-24 
C75, 20/C, 20/Bicarerne cece s Bare Sa aseer sine ofeterere. <5 279-281 
orientalis, see Helcionella rugosa, Hemiplychina, Huenella, I phi- 
della labradorica, Microdiscus, Micromitra (Paterina) labra- 
dorica, Stenotheca rugosa, Syntrophia, and Yorkia. 
ornatus, see Conocephalites. 
orthia, see Syntrophia. 
Orthis, compared with Cleiothyridina ? sp.......... ccc cceeeeee 323 
compared with Orthotichia ? sp...............-. 317 
genus cited from Gottsche.................s00+ 4 
calligramma Dalman, described..............2cccceece 282 
hetineds pls25 5 HES S—Ovetnen cs te. cade sive aos Ce 294 
geographic distribution of, discussed............ 292 
ASL SY LIORY ING oe yh ete sofa viele iai<iate cde ee eels, aes 3 282 
listed under Ordovician locality 20/C........... 281 
calligramma Dalman var., listed and discussed......... 291 
ealligramma var. davidsoni Martelli, synonymic reference. 282 
calligramma Dalman, var. davidsoni de Verneuil, listed and 
AISCHSSGA Te sete eile wicie c aise teers oan eiel cle aie Sioee 290 
calligramma var. serica Martelli, synonymicreference.... 282 
calligramma Dalman, var. serica var. nov., listed and dis- 
CUSSED cictearsins omaio owls nisiste tities oa obut cesargiee ae os 290 
kiaulschangpensis, compared with Plectorthis willisi..... 291 
listed as from Ordovician beds of Kiau-tschang-pa 291 
linnarssoni Kayser (=£oorthis linnarssoni), former and 
présent generic reference... ois cscs cer ecen sien’ 10 
identified from Carnegie Institution of Washington 
COMECHON Mareen cain sloee eveleree etee gelsiejevev.dis 3 
BYMONY MIC FELELENCes 6.1016 6 \01s:e's aieteiel sisted e wisiens niece 83 
