weeks.] PALEONTOLOGY, PETROLOGY, AND MINERALOGY, 1896. 133 
Paleontology— Continued. 
Genera and species described — Continued. 
Conus demiurgus n. sp., Dal], No. 158. 
isomitratns n. sp., Dall, No. 158. 
var. sulculus Dall, Dall, No. 158. 
puncticulatus, Harris, No. 278. 
Coprolites, Clark, No. 118. 
Coralliophaga bryani n. sp., Clark, Nos. 118, 
122. 
Corbula 
aldrichi Meyer, Clark, No. 118. 
concha n. sp., Aldrich, No. 1 1. 
crassicostatan. sp., Cragin, No. 142. 
cuneata, Say, No. 599. 
filosa n. sp., Stanton, No. 648. 
galvestonensis n. sp., Harris, No. 278. 
inaequale, Say, No. 599. 
nasuta Conrad, Clark, No. 118. 
oniscus Conrad, Clark, No. 118. 
( ?) persulcata n. sp., Stanton, No. 648. 
squiftiana ( '!), Harris, No. 278. 
subcompressa, Harris, No. 279. 
(Potamomya) priscopsis n. sp., Harris, 
No. 278. 
Cornophyllum vetustuni n. sp., Newberry, 
No. 519. 
Crassatella 
alaeformis Conrad, Clark, No. 118. 
aquiana Clark, Clark, Nos. 118, 122. 
gabbi, Harris, No. 279. 
gjbbesi T. and H. var., Harris, No. 278. 
sepulcollis n. sp., Harris, No. 279. 
undulata, Say, No. 599. 
uniodes n. sp., Stanton, No. 647. 
Creseis sp., Aldricb, No. 11. 
Cristellaria 
cultrata (Montfort), Bagg, No. 21 
mamilligera Karrer, Bagg, No. 21. 
projecta n. sp., Bagg, No. 21. 
Cuculkea 
gigantea Conrad, Clark, No. 118. 
macrodonta, Harris, No. 279. 
mattbewsoni Gabb, Stanton, No.' 647. 
saffordi, Harris, No. 279. 
(Trigonarca) catorcensis n. sp., Aguilera, 
No. 10. 
Cunningbamites elegans (Corda) Endl., New- 
berry, No. 519. 
Cyatbocrinus 
blairi, Miller and Gurley, Nos. 508, 509. 
chouteauensis, Miller and Gurley, No. 509. 
faberi n. sp., Miller and Gurley, No. 510. 
waldronensis Miller and Dyer, Miller and 
Gurley, No. 508. 
Cycadinocarpus circularis n. sp., Newberry, 
No. 519. 
Cyclocypris californica n. sp., Chapman, No. 
115. 
Cyclonema pulchellum n. sp., Miller and Gur- 
ley, No. 5.U. 
Cylichna 
rueyori n. sp., Aldrich, No. 11. 
meyeri, Harris, No. 279. 
vennsta (Mark, Clark, Nos. 118,122. 
sp., Harris, No. 279. 
Paleontology — Continued. 
Genera and species described — Continued. 
Cylichnella bidentata var. galvestonensis n. 
var., Harris, No. 278. 
Cyllene bellana n. sp., Harris, No. 280. 
Cyperites paucinervis Heer, Dawson, No. 176. 
Cypraea 
pinguis Con., Harris, No. 280. 
smithi Aid., Harris, No. 280. 
suciensis nom. prov., Whiteaves, No. 748. 
sp., Harris, No. 279. 
Cypria subangulata n. sp., Chapman, No. 115. 
Cypricardella eximia n. sp., Miller and Gur- 
ley, No. 511. 
Cypricardites 
niota, Whitfield, No. "52. 
rectirostris, Whitfield, No. 752. 
rotundatus, Whitfield, No. 752. 
Cypridopsis pliocamica n. sp., Chapman, No, 
115. 
Cyprimeria lens Whiteaves, Whiteaves, No. 
748. 
Cyprina 
dalli Aid., Harris, No. 280. 
occidentalis Whiteaves, Stanton, No. 648. 
procera n. sp., Chapman, No. 115. 
Cyrtoceras 
dunleithensis n. sp., Miller and Gurley, 
No. 511. 
eugium, Whitfield, No. 752. 
laticurvatum n. sp., Whiteaves, No. 750. 
loculosura, Whitfield, No. 752. 
neleus, Whitfield, No. 752. 
whitneyi, Whitfield, No. 752. 
Cytherea 
arata Gabb, Whiteaves, No. 748. 
concentrica, Say, No. 599. 
convexa, Say, No. 599. 
eversa Conrad, Clark, No. 118. 
ovata Kogers, Clark, No. 118. 
subimpressa Conrad, Clark, No. 118. 
Czekanowskia capilaris n. sp., Newberry, 
No. 519. 
Dakbergia apiculata n. sp., Newberry, No. 
519. 
Dammara borealis Heer, Newberry, No. 519. 
Dawsonia 
monodon n. sp., Gurley, No. 265. 
tridens n. sp., Gurley, No. 265. 
Dendrograptus 
cf. serpens Hopkinson, Gurley, No. 265. 
unilateralis n. sp., Gurley, No. 265. 
Dental ium 
attenuatum, Say, No. 599. 
californicum n. sp., Stanton, No. 648. 
inediaviense, Harris, No. 279. 
microstria Heilprin, Aldrich, No. 11. 
multannulatum n. sp., Aldrich, No. 11. 
tetragonum, Harris, No. 278. 
Desmoceras californicum n. sp., Stanton. No. 
648. 
Desrnograptus 
devonicus n. sp., Gurley, No. 265. 
macrodictyuin n. sp., Gurley, No. 265. 
Desmophyllum willcoxi n. sp., Gane, No. 235. 
