PETROLOGY, AND MINERALOGY FOR 1892-1900. 
263 
Paleontology— Continue I . 
Genera and species described — Continued. 
Pleurotoma servatoidea n. sp., Aldjich, 73. 
servatoidea Aid., Harris, 2316. 
silicata n. sp., Aldrich, 73. 
Silicata Aid., Harris, 2315, 2316. 
(-?) siphus Aid., Harris, 2316. 
surculitiformis n. sp., Whitfield, 6097. 
terebralis Aid. var., Harris, 2316. 
texanopsis n. sp., Harris, 2307. 
tombigbeensis Aid., Harris, 2316. 
vaughani n. sp., Harris, 2316. 
vaughani var., Harris, 2311, 
vaughani var. sylvaerupis, Harris, 2316. 
veatchi n. sp., Harris, 2316. 
venusta, Aldrieh, 71. 
(Ancistrosyriux) columbaria Aid., Har- 
ris, 23] 1. 
(Bela) rebeccse n. sp., Barris, 2307. 
(Borsonia) plenta Q.sp., Harris, 2307. 
(Clathurella i fannse a. sp., Harris, 2307. 
(Cythara) galvestonensis u. sp., Barris, 
2309. 
(?) leania n. sp., Harris, 2310, 2311. 
(Drillia) dumblei n. sp., Harris, 2307. 
dipta n. sp., Harris, 2307. 
nodocarinata Gabb, Harris, 2307. 
prosseri n. sp., Barris, 2307. 
kelloggi Gabb, Harris, 2307. 
(Drillia) pseudoburnea, Whitfield, 6097. 
i Drillia i quadricentennialis n. sp., Barris, 
2309. 
quercollis, Harris, 2310. 
texacona, Barris, 2307. 
(Eucheilodon) reticulatoides n. sp., Har- 
ris, 2307. 
(Mangilia I infans, Barris, 2307, 2316. 
(Pleurotomella) anacona n. sp., Harris, 
2307. 
(Pleurotomella?) anacona, Harris, 2310. 
(Surcula) adeona, Harris. 2310. 
(Surcula?) altispira n. sp., Whitfield, 6097. 
(Surcula) gabbi Con., Barris, 2307 
moorci Gabb, Harris, 2307. 
(Taranis) finexa a. sp., Barris, 2307. 
s|>., Harris, 2310. 
Pleurotoma ria de France, Grabau,2086 
bispiralis Ball, Whiteaves, 6080. 
brazoensis Shumard, Keyes, 3062. 
brittoni n. sp., Whitfield, 6097. 
broadheadi "White, Keyes, 3062. 
capillaria Conrad, Grabau, 2086. 
carbonaria Norwood and Pratten, Keyes, 
3062. 
coniformis Worthen, Keyes, 3062. 
coxana Meek and Worthen, Keyes, 3062. 
crotaloides Morton, Pilsbry, 1380. 
deiopeia Billings, Whiteaves, 6080. 
elora. Billings, Whiteaves, 6080. 
filitexta n. sp., Foerste, 1835. 
floridensisn. sp., Cleland, 1012. 
galtensis Billings, Whiteaves, 6086. 
grayvillensis Norwood and Pratten, 
Keyes, 3062. 
halei Ball, var., Whiteaves, 6080. 
hard n. sp., Miller, 3992. 
hunterensis n. sp., Cleland, 1012. 
Paleontology— Continued. 
Genera and species described — Continued. 
Pleurotomaria huronensis, Lane, 3400. 
illinoisensis Worthen, Keyes, 3062. 
infranodosa n. sp., Whiteaves, 6074. 
isaacsi Ball and Whitfield (?) Girty, 2038. 
itys Ball, Grabau, 2086. 
lens (Ball), Keyes, 3062. 
lerchi n. sp., Vaughan, 5722. 
lucinia Hall, Grabau, 2086. 
ludovieiana n. sp., Vaughan, 5722. 
macilenta n. sp., Cragin, 1115. 
(?) margaritoides n. sp., Whiteaves, 6087. 
monilifera (White), Keyes, 3062. 
montezuma Worthen, Keyes, 3062. 
muralis D. D. Owen, Whiteaves, 6087. 
nasoni, Whitfield, 6102. 
oiota, Whitfield, 6102. 
perhumerosa Meek, Keyes, 3062. 
planidorsalis Hall, Grabau, 2086. 
providencis, Broadhead, 605. 
regulata Ball, Grabau, 2086. 
robusta n. sp., Cragin, n L5. 
rochana, Bartl and Rathbun, Clarke, 976. 
icti-mauritii n. sp., Vaughan, 5722. 
sedaliensis, n. sp., Miller, 3992. 
semele, Whitfield, 6102. 
shaleri n. sp., Vaughan, 5722. 
speciosa Meek and Worthen, Keyes. 3062. 
spenceri a. sp., Whiteaves, 6074. 
sphaerulata < lonrad, Keyes, 3062. 
stantoni n. sp., Vaughan, 5722. 
stokesiana n. sp., Whiteaves, 6087. 
arbonaria n. sp., Keyes, 3062. 
tabulata (Conrad), Keyes, 3062. 
tintonensis n. sp., Whitfield, 6097. 
townsendii n. sp., Whiteaves, 6080. 
turbiniformis Meek and Worthen, Keyes, 
valei-ia Billings, Whiteaves, 6080. 
valvatiformis Meek and Worthen, Keyes, 
3062. 
valaris n. sp., Whiteaves, 6080. 
7 viola Billings, Whiteaves, 6080. 
sp., < llarke, 971. 
(?) sp., Girty, 2038. 
sp., Harris, 2310. 
sp., Stanton, 5199. 
Pleurotomella sigma, n. so., Harrris, 2316. 
veatchi Q. sp., Harris, 2315. 
Whitfieldi, Harris, 2310. 
Pleurotrema n. gen., Whitfield, 6097. 
solariformis n. sp., Whitfield, 6097. 
Plianchenia, Cope, 1079. 
Plianchenia Cope, Wortman, 6493. 
humphresiana Cope, Wortman. 6493. 
minima n. sp., Wortman, 6493. 
spatula Cope, Cope, 1087 
spatula Cope. Wortman, 6493. 
Plicatula Lamarck, Dall, L272. 
arenaria Meek, Herrick and Johnson, 
2465. 
arenaria Meek, Stanton, 5191. 
densata Conrad, Dall, 1272. 
densata, Whitfield, 6101. 
dentonensis n. sp., Cragin, 1115. 
filamentosa Conrad, Dall, 1272. 
