LAMELLIBRANCHIATA. 
Lower. 
Middle 
Upper. 
SPECIES. 
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REMARKS. 
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hH 
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(MONOMYARIA) cow/. 
Pecten cont. 
papyraceus, Ziet., v. Hin- 
nites. 
personatus, Ziet., v. P. 
pumilus. 
planus, Simp., v. P. lunu- 
laris. 
pollux, d'Orb., Prod. I., 
T 
p. 220; Dum., Dep. 
1 
Jura., pt. i., p. 65. t. x., 
f. 11,12, and t. xi., f. 1-4; 
t 
T. & B., p. 362. 
priscus, Schloth., Petref., 
p. 222; Goldf., p. 78, 
T 
6 
T 
Resembles P. cequi- 
valvis. 
t. iv., f. 10; T. & B., 
p. 364; ?P. sublcevis, 
[ 
6 
P.interstinctus, Simp- 
son, occurs in the 
Phil., G. Y., pi. xiv.,f.5; 
zone of Am. mar- 
P. interstinctus, dicho- 
tomns, Simp., p. 169. 
garitatus, or Am. 
spinatus. 
piilchcllus, Simp., v. P. 
lunularis. 
I 
pumilus, Lamarck, 
T 
T 
T 
' 
A mm. s. vert., vol. vi., 
* 
i 
i 
p. 18-3; T. &B., p. 864; 
P. personatus, Zieten, 
3 
Verst. Wiirt., t. 52, f. 2 ; 
Goldf., t. 99, f. 5. 
punctatissimus, 
Quenst., Jura, p. 79, t. 9, 
T 
T 
i 
r'. 14 ; T. & B., p. 362. 
6 
Jm 
Jm 
i 
piinctatns, Simp., v. P. 
substriatus. 
nficularis, Simp., v. P. 
substriatus. 
roseburiensis, Y. & B., v. 
Avicula imequivalvis. 
rudts, Simp., v. P. aequi- 
valvis. 
i 
sfrionatis, Quenst., v. P. 
substriatus. 
i 
S'ltblccvis, Y. & B., v. P. 
aequivalvis. 
suMtevis, Phil., v. P. 
priscus and P. aequi- 
^alvis. 
substriatus, Romer, 
T 
T 
T 
T 
T 
p 
Vcrst. Ool., p. 71; T. & 
a 
i 
a 
i 
B., p. :jli2 ; P. reticu- 
9 
Jra 
laris, punctatus, Simp., 
p. 171 ; P. strionatis, 
i 
Qut-ni-t., Jura, p. 147, 
t. 18, f. 21; p. 183, t. 23, 
j 
f. 2. 
1 
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