kkks] PALEONTOLOGY, PETROLOGY, AND MINERALOGY, 1904. 193 
ileontology— Continued. 
Genera and species described — Continued. 
Calliostoma calvertanum n. sp., Martin, 3. 
distans (Conrad), Martin, 3. 
eboreum (Wagner), Martin, 3. 
humile (Conrad), Martin, 3. 
marylandicum, n. sp., Martin, 3. 
peralveatum (Conrad), Martin, 3. 
philanthropus (Conrad), Martin, 3. 
philanthropus var., Martin, 3. 
reclusum (Conrad), Martin, 3. 
virginicum (Conrad), Martin, 3. 
wagneri Dall, Martin, 3. 
Callocardia (Pitaria) kincaidii n. sp., Dall, 1. 
(Agrioporna) prunensis n. sp., Glenn, 5. 
(Agriopoma) sayana (Conrad), Glenn, 5. 
(Agrioporna) subnasuta (Conrad), Glenn, 
5. 
Callocystites Hall, Schuchert, 4. 
canadensis (Billings), Schuchert, 4. 
jewettii Hall, Schuchert, 4. 
Callograptus Hall, Ruedemann, 1. 
cf. diffusus Hall, Ruedemann, 1. 
salteri Hall, Ruedemann, 1. 
Callonema bellatula Hall, Parks, 1. 
Calloporina n. gen., Ulrich and Bassler, 2. 
parva n. sp., Ulrich and Bassler, 2. 
Calycites alatus n. sp., Hollick, 2. 
Calymene platys Green, Parks, 1. 
cf. vogdesi Foerste, Kindle and Breger, 1. 
Calyptrcea aperta (Solander), Martin, 3. 
centralis (Conrad), Martin, 3. 
greensboroensis n. sp., Martin, 3. 
Camarocrinus Hall, Schuchert, 4. 
saffordi Hall, Schuchert, 4. 
stellatus Hall, Schuchert, 4. 
ulrichi Schuchert, Schuchert, 4. 
ulrichi stellifer n. var., Schuchert, 4. 
Camarotcechia cf. acinus Hall, Kindle and 
Breger, 1. 
Campodus, Eastman, 1. 
Campyloprion, Eastman, 1. 
Cancellaria alternata Conrad, Martin, 3. 
(Trigonostoma) biplicifera Conrad, Mar- 
tin, 3. 
(Sveltia) calvertensis n. sp., Martin, 3. 
corbula Conrad, Martin, 3. 
engonata Conrad, Martin, 3. 
lunata Conrad, Martin, 3. 
(Admete) marylandica n. sp., Martin, 3. 
(Cancellariella) neritoidea n. sp., Mar- 
tin, 3. 
(Sveltia) patuxentia n. sp., Martin, 3. 
(Trigonostoma) perspectiva Conrad, Mar- 
tin, 3. 
prunicola n. sp., Martin, 3. 
rapella n. sp., Johnson (C. W.) , 1. 
reticuloides n. sp., Martin, 3. 
(Sveltia) sp., Martin, 3. 
Cancellariella n. subg., Martin, 3. 
Cancellophycus rhombicum n. sp., Ulrich, 1. 
Cannartidiunisp., Martin, 6. 
Cannartiscusamphicylindricus Haeckel, Mar- 
tin, 6. 
marylandicusn. sp., Martin, 6. 
Capromeryx Matthew, Matthew (W. D.), 1. 
furcifer Matthew, Matthew (W. D.), 1. 
Bull. 271—05 13 
Paleontology — Continued. 
Genera and species described — Continued. 
Carcharias collata n.sp., Eastman, 6. 
(Prionodon) egertoni (Agassiz), Past- 
man, 6. 
incidens n. sp., Eastman, 6. 
lsevissimus (Cope), Eastman, 6. 
magna (Cope), Eastman, 6. 
Carcharodon megalodon (Charlesworth), 
Eastman, 6. 
Cardiocephalus sternbergi n. gen. and sp., 
Broili, 1. 
Cardita protracta (Conrad), Glenn, 5. 
Cardium (Cerastoderma) calvertensium n. 
sp., Glenn, 5. 
(Cerastoderma) craticuloide Conrad, 
Glenn, 5. 
(Fragum) medium Linne, Glenn, 5. 
(Cerastoderma) laqueatum Conrad, Glenn, 
5. 
(Cerastoderma) leptopleurum Conrad, 
Glenn, 5. 
(Laevicardium) mortoni Conrad, Glenn, 5. 
(Cerastoderma) patuxentium n. sp., 
Glenn, 5. 
Carpites Schimper, 6. 
inequalis n. sp., Perkins, 6. 
ovalis n. sp., Perkins, 6. 
trigonus n. sp., Perkins, 6. 
Carpolithes Schlotheim, 6. 
brandonianus Lx., Perkins, 6. 
elongatus n. sp., Perkins, 6. 
emarginatus n. sp., Perkins, 6. 
grandis n. sp., Perkins, 6. 
hitchcockii n. sp., Perkins, 6. 
juglandiformis Berry, Berry, 1. 
mucronatusn. sp., Perkins, 6. 
obtusus n. sp., Perkins, 6. 
ovatus n. sp., Perkins, 6. 
parvus n. sp., Perkins, 6. 
simplex n. sp., Perkins, 6. 
solid us n. sp., Perkins, 6. 
vermontanus n. sp., Perkins, 6. 
Caryocaris Salter, Ruedemann, 1. 
oblongus Gurley, Ruedemann, 1. 
Carychium bermudense n. sp., Gulick, 1. 
Cassis cselata Conrad, Martin, b. 
sp.,Dall,l. 
Caulinites inquirendus n. sp., Hollick, 2. 
Celastrus arctica Heer, Hollick, 2. 
Cellepora cribrosa n. sp., Ulrich and Bassler, 4. 
massalis n. sp., Ulrich and Bassler, 4. 
Cenosphsera porosissima Vinassa, Martin, 6. 
Centrosaurus n. gen., Lambe, 3. 
apertus n. sp., Lambe, 3, 4. 
Cephalotropis Cope, Case, 4. 
coronatus Cope, Case, 4. 
Cetophis heteroclitus Cope, Case, 4. 
Cetotherium cephalum Cope, Case, 4. 
megalophysum Cope, Case, 4. 
parvum Trouessart, Case, 4. 
Ceratites de Haan, Smith (J. P.), 2. 
(Gymnotoceras) blakei Gabb, Smith 
(J. P.), 2. 
vogdesi n. sp., Smith (J. P.), 2. 
Ceratocephala goniata Warder, Kindle and 
Breger, 1, 
