WEEKS.] 
PETROLOGY, AND MINEKALOGY FOR 1892-1900. 
227 
Paleontology— Continued. 
Qenera and species described — Continued. 
Inoceramus umbonatus M. and H., Stanton, 
5191. 
nndabundus M. and H., Logan, 3554. 
undabundus M. and H,, Stanton, 5191. 
vancouverensisShumard,Whiteaves,6084. 
sp., Herrick and Johnson, 2465. 
sp. ?, Whiteaves, 6084. 
Intrapora, Simpson, 4983. 
Iphidea Billings, Hall and Clarke, 2260. 
Iphidea, Walcott, 5808. 
alabamaensis n. sp., Walcott, 5808. 
bella Billings (?), Grabau, 2092. 
crenistria n. sp., Walcott, 5808. 
logani n. sp., Walcott, 5808. 
pealei n. sp., Walcott, 5808. 
sculptis Meek, Walcott, 5816. 
superba n. sp., Walcott, 5808. 
sp. undet., Walcott, 5816. 
Iris sp. ?, Newberry, 4083. 
Irites alaskana Lesquereux, Knowlton, 3232. 
Ischadites Murchison emende Hinde, Win- 
chell and Schuchert, 6318. 
iowensis Owen, sp., Winchell and Schu- 
chert, 6318. 
Ischnochiton tampamsis n. sp., Dall, 1259. 
Ischyrhiza (?) radiata Clark, (lark, 904,906, 
Ischyrodonta Ulrich, Ulrich, 5535. 
decipiensn. sp., ri rich, 5535. 
elongata, Ulrich, 5535, 
miseneri n. sp., Ulrich, 5535. 
modioli formis n. sp., Ulrich, 5535. 
ovalis n. sp., Ulrich, 5534, 5535. 
truncata, Ulrich, 5535. 
unionoides, ririch, 5535. 
Ismenia Kin^r, Hall and Clarke, 2264. 
Isocardia Carolina n. sp., Dall, 1281. 
floridana n. sp., Dall, 1281. 
fraterna, Say, 4813. 
fraterna Say, Dall, 1281. 
Iiiimana Linne, Dall, 1281. 
humilis n. sp., Cragin, ill"). 
markcei Conrad, Dall, 1281. 
media via n. sp., Harris, 2310. 
tenuidens Whitfield, Dall, L265. 
Isochilina Jones, Grabau, 2086. 
fabacea Jones, Grabau, 2086. 
Isodectes punctulatus Cope, Cope, 1103. 
Isopholis, Hay, 2381. 
Isotelus canalis Whitfield sp., Clarke, 952. 
gigas De Kay, L824, Clark.', 952, 
maximus Locke, L838, Clarke, 952. 
susa' Whitfield, L882, Clarke, 952. 
Isothea n. gen,, Scudder, 4890. 
allcni, Scudder, 4890. 
Isotrypa, Simpson, 4983. 
sp. hides., Clarke, 971. 
Janassa gurleyana Cope, Case, 773. 
strigilina Cope, Case, 773. 
Jonesella Ulrich, Ulrich, 5540. 
obscura n. sp., Ulrich, 5540. 
Juglandites ellsworthianus n. sp., Lesque- 
reux, 3470. 
fallax n. sp., Dawson, 1436. 
lacoei n. sp., Lesquereux, 3470. 
primordialis n. sp.. Lesquereux, 3470. 
Paleontology— Continued. 
Genera and species described— Continued. 
Juglandites sinuatus n. sp., Lesquereux, 3470. 
Juglans affinis n. sp., Kirchner, 3187. 
arctica Heer (?), Hollick, 2696. 
arctica Heer, Lesquereux, 3470. 
arctica Heer (?), Newberry, 4080. 
erassipes Heer, Lesquereux, 3470. 
crescentia n. sp., Knowlton, 3255. 
crossii Knowlton, Kirchner, 31X7. 
debeyana (Heer) Lesq., Lesquereux, 3472. 
hesperia n. sp., Knowlton, 3246, 
laurifolia n. sp., Knowlton, 3255. 
? missouriensis n. sp., Knowlton, 3264. 
nigella Heer, Newberry, 4083. 
occidentalis Newb., Newberry, 4083. 
rugosa Lx., Hollick, 2708. 
schimperi Lx., Hollick, 2708. 
townsendi n. sp., Knowlton, 3232. 
sp., Knowlton, 3262. 
Julia Gould, Dall, 1272. 
noridana n. sp., Dall, 1272. 
Juniperus macilenta Heer, Newberry, 4080. 
Juvavella Bittner, Hall and Clarke, 2264. 
Karpinskia Tschernyschew, Hall and Clarke, 
2261, 2264. 
Kayserella n. gen., Hall and Clarke, 2260. 
Kayseria Davidson, Hall and Clarke, 2261, 
2264. 
Keilostoma mediavia n. sp., Harris, 2310. 
Kellia Turton, Dall, 1281. 
prima n. sp.. Aldrieh, 71. 
pr'ma Aid., Harris. 2313, 2315. 
suborbicularis Montagu, Dall, 1281. 
Bp. indet., Dall, 1281. 
Kelliella Sars., Dall, L281. 
Keristella el", haskinsi Hall. Girty, 2035. 
Keyserlingia Pander, Hall and Clarke, 2260. 
Kingena Davidson, Hall and Clarke, 2264. 
Kionelasma n. gen., Simpson, 4984. 
Kirkbya cymbula n. sp., Ulrich, 5543. 
gennanan. sp., Ulrich, 5543. 
Kokenia n. gen., Ulrich and Scofield, 5541. 
costalis n. sp., Ulrich and Scofield, 5541. 
Koninckella Munier-Chalmas, Hall and 
Clarke, 2264. 
Koninckina Sucss, Hall and Clarke, 2264. 
Koninckioceras, Hyatt, 2816. 
Koninckodonta Bittner, Hall and Clarke, 
2264. 
Knuisella n. gen., Ulrich, 5540. 
arcuata n. sp., Ulrich, 5540. 
inaequalis n. sp., Ulrich, 5540. 
Kraussina Davidson, Hall and Clarke, 2264. 
Kutorgina Billings, Hall and Clarke, 2260. 
Kutorgina Billings, Matthew, 3790. 
granulata, Matthew, 3790. 
Laasbium agassizii n. sp., Scudder, 4900. 
sectile n. sp., Scudder, 4900. 
Labechua huronensis Billings sp., Lambe, 
3377. 
Labiosa (Rseta) Gray, Dall, 1272. 
alta Conrad, Dall, 1272. 
canaliculata Say, Dall, 1272. 
(Rsetella) Dall, 1272. 
(Schmidt) Moller, Dall, 1272. 
Laccophyllum n. gen., Simpson, 4984. 
