L AMELLJ BRANCHIATA. 
61 
Lower. 
Middle. 
Upper. 
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SPECIES. 
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REMARKS. 
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armal 
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(DlMYARIA) -COtlt. 
CucullsBAcont. 
Mtinsteri r, Zieten, 
Verst. Wiirt., p. 75, t. 5, 
f. 7 ; Quenst., Jura, 1. 18, 
T 
i 
T 
i 

Nun C. Miinsteri, T. 4 
B., Part I. 
f. 34 ; t. 23, f. 8 ; T. & B., 
p. 381; C. obtusalis, 
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Simp., p. 186. 
navicula, Terquem, v. 
Macrodon. 
obtusalis, Simp., v. C. Mi'm- 
steri. 
Cypricardia : 
cucullata, Miinster, 
(Cardium) in Goldf., 
T 
4 
I 
T 
i 
T 
i 
T 
a 
p 
p. 21*, t. 143, f. 11 ; T. ! 
a 
& B., p. 391 ; Cardium 
securiforme, Area >se- 
curiformis, Simp. ,1855 ; 
? Cypricardia inter- 
media, and C. pellucida. 
Moore, Mid. & Up Lias, 
p. 99, 1 00, t. vii., f. 5, 6. 
inclttsa, Terq., v. Myocon- 
cha. 
intermedia,-) ^^ y c 
pellucida, ) cucu " a t a - 
T. & B. include these 
vf \tt\C. cucullata, but 
the southern forms 
seem to be distinct 
Goniomya: 
species. 
heteropleura, Ag.,Et. 
Crit. Myes, p. 24, t. Id, 
f. 9, 10; T. & B., p. 
400; Mya rhombifera, 
Quenst. Jura, 1. 10, f. 5. 
T 
hybrida, Miinster, (Ly- 
sianassa) Goldf., p. 263, 
t. 154, f. 10; T. & B., 
p. 400; Mya literata, 
T 
T 
T 
T 
p 
O. literata, fliil., G.Y. 
p. 256. 
Simp., p. 220. 
literata, Simp, (non Sow.), 
v. G. hybrida. 
Gressly a : 
abducta, Phil., (Unio) 
G. Y., p. 256, pi. xi., f. 
42; T. & B., p. 401; 
T 
i 
Type in Ym. is from 
the Inf. Ool. 
Myacites rotundata, 
Simp., p. 214. 
ANGLICA. Ag. Etud. Crit. 
Myes, p. 217, t. 13c, f. 10- 
12. 
"Lias, England" (Ag.) 
"Yorkshire "(Morris). 
donaciformis, Phil., 
(Myacites) G.Y.,v}.i\\., 
f. 5 ; T. & B., p. 400 ; 
Amphidesma irregu- 
T 
1 
T 
i 
Fm 
i 
s 
1 
P 
m 
i 
Common in the xipper 
part of the Alum 
Shale. 
lare, Simp., 1855, p. 124; 
P Donax sp. Y. & B., 
pi. vii., f. 12. 
