l.:]ü 
1 
! 
'spaq lueqsopiBag 
1 1 1 1 II 1 1 1 1 1 1 1 1 1 1 
M9I5S0JS OJlCOîlig 
Ml! XI X M 11 ! M 1 1 
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SYSTÈME 
LAEKENIEN. 
Concile 
à 
Dilrupa. 
j j 
c 
cc 
1 
c 
c 
cc 
c 
cc 
rr 
cc 
c 
rr 
. 
Gravier 
! de 
jla base. 
1 
r 
cc 
c 
c 
cc 
cc 
cc 
c 
c 
r 
c 
c 
r 
•3 
U 
X 
U 
c/: 
O 
Eschara excavata? Micli. 
Pyripora contexta, Goldf. 
Tubiîlipora grignonensis, Lmk. 
— steliiformis, Mich. 
Àunéiides. 
Dilrupa slranguiata, Desli. 
Scrpula triangularis, Gai. 
Echinodermes. 
Crenaster poriloides, Desm. 
Maretia Omaliusi, GoUeau. 
Eciîinolampas afllnis, Brong, 
Nucleolites approximatus, Gai. 
Echinocyaraus propinquus, Gai. 
Scuteliina rotunda, Gai. 
— Toilliezi, Lelion. 
Lenila palelloides, Gai. 
Chizasler aciiminalus, Colteau, 
Cyphosoma terliariim, Le Hon. 
