186 INDEX TO NORTH AMERICAN GEOLOGY, PALEONTOLOGY, [bull. 189. 
Paleontology— Continued. 
Gt n< ra and species deecribed— Continued. 
Bulimina pupoidesd'Orbigny, Woodward and 
Thomas, 6433. 
puschi Reuss, Bagg. 150. 
variabilis d'Orbigny, Bagg, 150. 
Bulimorpha Whitfield, Keyes, 3062. 
bulimiformis (Hall), Keyes, 3062. 
inornata (Meek and Worthen), Keyes, 
3062. 
Bulimulus Leach, Dall, 1259. 
floridanus Conrad (sp.), Dall, 1259. 
heilprinaianus n. sp., Dall, 1259. 
stearnsii Dall, Dall, 1259. 
(? Anctus) americanus Dall, Dall, 1259. 
Bulla assimilata n. sp., Cooper, 1071. 
coniea n. sp., Whitfield, 6097. 
mortoni, Whitfield, 6097. 
striata Brug,var. attenuata Dall. Dall, 1259. 
Bullia buccinoides n. sp., Merriam, 3923, 3929. 
Bullina leai n. sp., Aldrich, 73. 
(Abderospira) chipolana n. sp., Dall, 1269. 
Bullinella jacksonensis var. exta, n. var., 
Harris, 2305. 
Bulliopsis choctavensis Aid,, Harris, 2316. 
Bumastus orbicaudatus Billings (sp.), 1859, 
Clarke, 952. 
trentonensis Emmons (sp.), 1842, Clarke, 
952. 
Bumelis? rhomboidea n. sp., Lesquereux, 3470. 
Bunomeryx montanus n. gen. et sp., Wort- 
man, 6493. 
Bunomeryx Wortman, Scott, 4884. 
elegans, n. sp., Wortman, 6493. 
Buprestis saxigena, Scudder, 4896. 
sepulta, Scudder, 4896. 
tertiaria, Scudder, 4896. 
Busycon cariea, W T hitfield, 6101. 
scalarispira, Whitfield, 6101. 
Buthograptus laxus, Whitfield, 6102. 
Buthotrephis pergracilis Dawson, Dawson, 
1452. 
Byronia, n. gen., Matthew, 3788. 
annulata, n. sp., Matthew, 3788. 
Byrrhus ottawaensis, Scudder, 4896. 
romingeri n. sp., Scudder, 4900. 
Byssonychia n. gen., Ulrich, 5539. 
acutirostris n. sp., Ulrich, 5535. 
alveolata n. sp., Ulrich, 5535. 
byrnesi n. sp., Ulrich, 5535. 
cultrata, Ulrich, 5535. 
grandis n. sp., Ulrich, 5535. 
imbricata n. sp., Ulrich, 5535. 
intermedia Meek and Worthen, Ulrich, 
5539. 
obesa n. sp., Ulrich, 5535. 
praecursa n. sp. or var., Ulrich, 5535. 
richmondensis n. sp., Ulrich, 5535. 
suberecta a. sp., Ulrich, 6535. 
tenuistriata n. sp., Ulrich, 5539. 
vera n. sp., Ulrich, 5535. 
Bythmella latentis n. sp., White, 6036. 
Bythocypris Brady, Ulrich, 5540. 
cylindrica Hall, Ulrich, 5540. 
(?) curta n. sp., Ulrich, 5540. 
granti n. sp., Ulrich, 5540. 
(?) robusta n. sp., Ulrich, 5540. 
Paleontology — Continued. 
Genera and species described — Continued. 
Bythopora, Simpson, 4983. 
Bythopora Miller and Dyer, Ulrich, 5537. 
alcicornis n. sp., Ulrich, 5537. 
herricki Ulrich, Ulrich, 5537. 
Bythotrypa, n. gen., Ulrich, 5537. 
laxata, Ulrich, Ulrich, 5537. 
Cabomba (?) gracilis Newb., Newberry, 4083. 
inermis (Newb.) Hollick, Newberry, 4083. 
Cactocrinus W. and Sp. (nov. gen.), Wachs- 
muth and Springer, 5765a. 
arnoldi W. and Sp., Wachsmuth and 
Springer, 5765a. 
clarus Hall, Wachsmuth and Springer, 
5765a. 
coelatus Hall, Wachsmuth and Springer, 
5765a. 
coelatus var. spinotentaculus Hall, Wachs- 
muth and Springer, 5765a. 
denticulatis W. and Sp. (nov. spec), 
Wachsmuth and Springer, 5765a. 
ectypus Meek and Worthen, Wachsmuth 
and Springer, 5765a. 
extensusW. and Sp. (nov. spec), Wachs- 
muth and Springer, 5765a. 
fossatus S. A. Miller, Wachsmuth and 
Springer, 5765a. 
glans Hall, Wachsmuth and Springer, 
5765a. 
limabrachiatus (Hall), Wachsmuth and 
Springer, 5765a. 
longus (Meek and Worthen), Wachsmuth 
and Springer, 5765a. 
lucina (Hall), Wachsmuth and Springer, 
5765a. 
multibrachiatus Hall. Wachsmuth and 
Springer, 5765a. 
nodobrachiatus W. and Sp., Wachsmuth 
and Springer, 5765a. 
obesus Keyes (MS.), Wachsmuth and 
Springer, 5765a. 
opusculus (Hall), Wachsmuth and Spring- 
er, 5765a. 
ornatissimus W. and Sp., Wachsmuth and 
Springer, 5765a. 
proboscidalis (Hall), Wachsmuth and 
Springer, 5765a. 
reticulatus (Hall), ' Wachsmuth and 
Springer, 5765a. 
reticulatus, var. ovatus (Hall), Wachs- 
muth and Springer, 5765a. 
sexarmatus (Hall), Wachsmuth and 
Springer, 5765a. 
thalia (Hall), Wachsnmth and Springer, 
5765a. 
thetis Hall, Wachsmuth and Springer, 
5765a. 
Cadulus abruptus Aid. and M., Harris, 2316. 
bellulus n. sp., Clark, 118, 904. 
floridanus n. sp., Dall, 1259. 
parianus n. sp., Guppy and Dall, 2214. 
turgidus, Harris, 2310. 
Csecella Gray, Dall, 12/2. 
Caecum carolinianum n. sp., Dall, 1259. 
coronellum n. sp., Dall. 1259. 
floridanum Stimpson, Dall, 1259. 
