beks.] PALEONTOLOGY, PETROLOGY, AND MINERALOGY, 1904. 203 
aleontology — Continued. 
<i< in ra and species described— Continued. 
Pecten ( Amusium) mortoni Ravenel, Glenn, 5. 
(Chlamys) rogersi Conrad, Glenn, 5. 
(Chlamys) sp., Dall, 1. 
Pelecorapis Cope, Cragin, 1. 
microlepis n. sp., Cragin, 1. 
varius Cope, Cragin, 1. 
Pentamerus oblongus var. eomprcssa n. var., 
Kindle and Breger, 1. 
oblongus var. cylindricus Hall and Whit- 
field, Kindle and Breger, 1. 
Pentremites koninckanus Hall, Rowley, 
Greene, 3. 
Peraeeras superciliosus Cope, Osborn, 9. 
Periplorna peralta Conrad, Glenn, 5. 
Perischodoinus M'Coy, Klem, 1. 
illinoiensis Worthen and Miller, Klem, 1. 
Petigopora Ulrich, Ulrich and Bassler, 2. 
offula n. sp., Ulrich and Bassler, 2. 
Petricola calvertensis Dall, Glenn, 5. 
barrisii Dall, Glenn, 5. 
Phacodiscus calvertensis n. sp., Martin, 6. 
Phaeoides ( Pseud onailtha) anodonta, Say, 
Glenn, 5. 
(Lucinoma) contractus (Say), Glenn, 5. 
(Parvilucina) crenulatus (Conrad), 
Glenn, 5. 
(Lucinisca) cribrarius (Say), Glenn, 5. 
(Pseudomiltha) i'oremani (Conrad), 
Glenn, 5. 
(Parvilucina) prunus Dall, Glenn, ■">. 
(Here) trisculcatus (Conrad), Glenn, r>. 
?sp., Dall, 1. 
Phacops cf. pulchellus Foerste, Kindle and 
Breger, 1. 
Phaseolites manhassettensis n. sp., Hollick, 
2. 
Phenacodus primsevus Cope, Osborn, 11. 
Pholas (Thovana) producta Conrad, Glenn, 5. 
Pholidocidaris Meek and Worthen, Klem, 1. 
irregularis Meek and Worthen, Klem, 1. 
Pholidops hamiltoniai Hall, Raymond, 2. 
oblata Hall, Raymond, 2. 
Pholidostrophia iowaensis Owen, Raymond 
(P. E.), 1, 2. 
niagarensis n. sp., Kindle and Breger, 1. 
Phragmoceras angustum Newell, Kindle and 
Breger, 1. 
cf. ellipticum H. & W., Kindle and 
Breger, 1. 
parvum Hall and Whitfield, Kindle and 
Breger, 1. 
Phyllites saundersi n. sp., Knowlton, 1. 
Phyllograptus Hall, Ruedemann, 1. 
angustifolius Hall, Ruedemann, 1. 
anna Hall, Ruedemann, 1. 
ilicifolius Hall, Ruedemann, 1. 
typus Hall, Ruedemann, 1. 
Physa humerosa Gould, Springer, 1. 
Picea harrimani n. sp., Knowlton, 1. 
Pieris scrobiculata n. sp., Hollick, 1. 
Pinus L., Perkins, 6. 
conoides n. sp., Perkins, 6. 
cuneatus n. sp., Perkins, 6. 
delicatulus n. sp., Berry, 1. 
? sp., Knowlton, 1. 
Paleontology — Continued. 
Genera and species <l< scribed — Continued. 
Pisania (Celatoconus) protractus (Conrad), 
Martin, 3. 
Pisocrinus glabellus n. sp., Rowley, 1. 
globosus ? Ringueberg, Rowley, 1. 
gorbyi ? S. A. Miller, Rowley, 1. 
granulosus n. sp., Rowley, 1. 
Placenticeras placenta De Kay, Lasswitz, 1. 
Placerias n. gen., Lucas, 1. 
hesternus n. sp., Lucas, 1. 
Planorbulina, d'Orbigny, Bagg, 3. 
mediterranensisd'Orbigny, Bagg, 3. 
Platigonus Le Conte, Matthew and Gidley, 1 . 
Platyceras (Diaphorostoma) cornutum Hi- 
singer, Kindle and Breger, 1. 
Platyostoma lineata Conrad, Parks, 1. 
Platypterna E. Hitchcock, Lull, 1. 
concamerata (E. Hitchcock), Lull, 1. 
deaniana E. Hitchcock, Lull, 1. 
delicatula (E. Hitchcock), Lull, 1. 
digitigrada E. Hitchcock, Lull, 1. 
gracillima E. Hitchcock, Lull, 1. 
recta (E. Hitchcock), Lull, 1. 
tenuis E. Hitchcock, Lull, 1. 
Plectambonites cf. sericeus Sowerby, Kindle 
and Breger, 1. 
Plesiornis E. Hitchcock, Lull, 1. 
mirabilis E. Hitchcock, Lull, 1. 
pilulatus E. Hitchcock, Lull, 1. 
Plethomytilus cuneatus n. sp., Kindle and 
Breger, 1. 
Pleuristion brachyccelus n. gen. and sp., 
Case, 1. 
Pleuroccelus, Lucas, 2. 
Pleurofusia De Greg., Casey, 1. 
Pleuroliria De Greg., Casey, 1. 
albida Perry, Casey, 1. 
barretti Guppy, Casey, 1. 
cochlearis Con., Casey, 1. 
crenulosa n. sp., Casey, 1. 
jacksonella n. sp., Casey, 1. 
simplex n. sp., Casey. 1. 
subsimilis n. sp., Casey, 1. 
Pleurophorella n. gen., Girty, 1. 
papillosa n. sp., Girty, 1. 
Pleurotoma (Hemipleurotoma) albida Perry, 
Martin, 3. 
(Hemipleurotoma) bellacrenata Conrad, 
Martin, 3. 
(Hemipleurotoma) calvertensis n. sp., 
Martin, 3. 
(Hemipleurotoma) choptankensis n. sp., 
Martin, 3. 
(Hemipleurotoma) communis Conrad, 
Martin, 3. 
(Hemipleurotoma) communis var. proto- 
communis n. var., Martin, 3. 
l'leurotomaria adjutor Hall, Parks, 1. 
? axion Hall, Kindle and Breger, 1. 
delicatula var. camera n. var., Parks, 1. 
eloroidea n. sp., Kindle and Breger, 1. 
cf. eloroidea, Kindle and Breger, 1. 
hoyi Hall, Kindle and Breger, 1. 
? idia Hall, Kindle and Breger, 1. 
laphami Whitfield, Kindle and Breger, 1. 
pauper Hall, Kindle and Breger, 1. 
