WEEKS.] 
PETROLOGY, AND MINERALOGY FOR 1892-1900. 
233 
Paleontology— Continued. 
(,'i in rii mill species d< scribed — Continued. 
Liriodendron semialatum Lesq., Lesquereux, 
3470. 
snowii n. sp., Lesquereux, 3470. 
succedens n.sp., Dawson, 1436. 
wellingtonii n.sp., Lesquereux, 3470. 
Liriodendropsis n. gen. .Newberry, 4080. 
angustifolia n.sp., Newberry, 4080. 
simplex Newb., Newberry, 4080. 
Liropecten estrellanus Conrad, Cooper, 1071. 
Lispoeeras, Hyatt, 2816. 
rotundum n.sp., Hyatt, 2816. 
trivolven. sp., Hyatt, 2816. 
Lispodesthes nuptialis White, Stanton, 5191. 
Lissopleuran.gen., Whitfield, 6103. 
Lithapium, Matthew, G. F., 3760. 
Lithoeharis scottii n. sp., Scudder, 4900. 
Lithocoryne gravis n.sp., Scudder, 4900. 
Lithodomus claibornensis Con., Aldrich, 73. 
gainesensisn.sp., Harris, 2310. 
Lithophaga Bolten, Dall, 1272. 
antillarum d'Orbigny, Dall, 1272. 
(?) batesvillensisn.sp., Weller, 5986. 
nigra d'Orbigny, Dall, 1272. 
nudan.sp., Dall, 1272. 
subalveata, Whitfield, 6101. 
sp.?, Keyes, 3062. 
(Diverus) bisuleata d'Orbigny, Dall, 1272. 
(Myoforceps) aristata Dillwyn, Dall, 1272. 
Lithophthorus n.gen., Scudder, 4890. 
rugosicollis, Scudder, 4890. 
Lithostrotion macounii Q.sp., Lambe, 3375. 
rnamillare Castelnau, Keyes, 3061. 
sp., Girty, 2038. 
Litoceras biangulatum n. sp., Hyatt, 2819. 
hercules, Hyatt, 2819. 
insolens (?), Hyatt, 2819. 
potosinan. sp., Aguilera, i>~,. 
vcrsiituiu Billings, Whiteaves, 6089. 
whiteavesi, Hyatt, 2819. 
Litsea cretacea n. sp., Lesquereux, 3470. 
cuneatan.sp., Knovvlton, 3255. 
falci folia n.sp., Lesquereux, 3470. 
Littorina subobesa n.sp., Cooper, 1072. 
Lituites, Hyatt, 2819. 
? complanatus Shumard, Keyes, 3062. 
robertsoni, Whitfield, 6102. 
undatus var. occidentalis, Whitfield, 6102. 
Litzea weediana n.sp., Cnowlton, 3222. 
Lobocrinus W, and sp. (nov. gen.), Wachs- 
mutb and Springer, 5765a. 
Bequibrachiatus ( McChesney), Waehs- 
muth and Springer, 5765a. 
sequibrachiatus var. asteriscus I .Meek and 
Worthen ) Waehsmuth and Springer, 
5765a. 
? hageri (McChesney), W.achsmuth and 
Springer, 5765a. 
inflatus (Rowley and Hare), Waehsmuth 
and Springer, 5765a. 
longirostris (Hall), Waehsmuth and 
Springer, 5765a. 
nashvillse (Trocst), Waehsmuth and 
Springer, 5765a. 
nashvillaj var. subtraetus ( White) .Waehs- 
muth and Springer, 57b5a. 
pyriformis (Shum.), Waehsmuth and 
Springer, 5765a. 
Paleontology— Continued. 
Genera and species described— Continued. 
Lobocrinus robust us W. and Sp. (nov. spec.), 
Waehsmuth and Springer, 5765a. 
spiniferus W. and Sp. (nov. spec.) , Waehs- 
muth and Springer, 5765a. 
yandelli (Shumard), Waehsmuth and 
Springer, 5765a, 
Loculipora Hall, Grabau, 2086. 
Loculipora Simpson, 4983. 
perforata Hall, Grabau, 2086. 
Lomatia saportanea Lesq., Lesquereux, 3470. 
Lonchocarpus nov&'-csesarese n.sp., Hollick, 
2686. 
Lonehopteris oblonga (Emmons) Fontaine, 
Ward, 5857. 
Lonsdaleia pictoense Billings sp., Lambe, 
3375. 
Lophiodon Cuvier, Osborn and Wortman, 
4192. 
Lopholasma, n.gen., Simpson, 4984. 
Lophophyllum proliferum (McChesney), 
Keyes, 3061. 
Lophospira Whitfield, Ulrich and Seofield, 
5541. 
abnormisn.sp., Ulrich and Seofield, 5541. 
acuminata n. sp., Ulrich and Seofield, 5541. 
amplan. sp., Ulrich and Seofield, 5541. 
augustina Billings, Ulrich and Seofield, 
5541. 
var. minnesotenis n. var., Ulrich and 
Seofield, 5541. 
bicincta Hall, Ulrich and Seofield, 5541. 
bowdeni Safford, Ulrich and Seofield, 5541. 
centralis n. sp., Ulrich and Seofield, 5541. 
concinnula n. sp., Ulrich and Seofield, 
5541. 
conoidea n. sp., Ulrich and Seofield, 5541. 
con radana n.sp., Ulrich and Seofield, 5541 
decursa n. sp., Ulrich and Seofield, 5541. 
elevata n. sp., Ulrich and Seofield, 5541. 
fillmorensis n. sp., Ulrich and Seofield, 
5541. 
helicteres var. wisconsinensis n. var., Ul- 
rich and Seofield, 5541. 
humilis ti. sp., Ulrich and Seofield, 5541. 
medialis n. sp., Ulrich and Seofield, 5541. 
var. burginensis n. var., Ulrich and 
Scotield, 5541. 
multigruma Miller, Ulrich and Seofield, 
5541. 
obliqua n. sp., Ulrich and Seofield, 5541. 
oweni n. sp., Ulrich and Seofield, 5541. 
peracuta n. sp., Ulrich and Seofield, 5541. 
perangulata Hall, Ulrich and Seofield, 
5541. 
perforata n. sp., Ulrich and Seofield, 5541. 
perlamellosa n. sp., Ulrich and Seofield, 
5541. 
procera n. sp., Ulrich and Seofield, 5541. 
producta n. sp., Ulrich and Seofield, 5541. 
pulchella n. sp., Ulrich and Seofield, 5541. 
quadrisulcata n. sp., Ulrich and Seofield, 
5541. 
saffordi n. sp., Ulrich and Seofield, 5541. 
serrulata Salter, Ulrich and Seofield, 5541. 
spironema n. sp., Ulrich and Seofield, 5541. 
