296 
The American Geologist. 
May, 1891 
GENUS. 
FOUNDER. 
TYPE. 
GROWTH. 
ra 
o 
£ 
a. 
o 
i) 
UL 
CO 
73. 
Stauria. 
Edwards and 
Haime, 1850. 
S. ASTK.EIFoKMlS. 
Astraeiform or 
subfiisc Lcu- 
late. 
< 
74. 
" Strombodes. 
Sehweigger,1820. 
S. PENTAGONUS, 
GOLDF. 
Confluent. 
lil 
•J 
_ r Syringophyllum. 
(Sarcinala, Dan'a.) 
Edwards and 
Haime, 1850. 
s. (madrepora) 
O R G A N D M, 
LINNE'. 
Astra-iform. 
X 
LU 
76. Thysanophyllum. 
Thompson and 
Nicholson, 1876. 
f 
Fasciculate or 
astrseiform. 
mm 
77. 
Trochophyllum. 
Bucanophyllum. 
Edwards and 
Haime, 1850. 
T. V E R N E U I L A- 
NUM. 
D. GRACILE. 
C. (VESK'ULAKIA) 
MAJOR, ROM. 
C. SILURIENSE. 
Simple. 
E 
«r 
Hi 
a 
a 
i- 
78. 
Ulrich, 1886. 
Simple. 
Aggregate or 
astia'ii'onn. 
S i m p 1 e o t 
loosely ag- 
gregate. 
ik 
Cystiphorolites. 
70. (Vesicularia.Rom. 
L876.) 
80. 
< 'VS'l U'llVLI.UM. 
(Conophyllum, 
Hull.) 
Lonsdale, 1839. 
81. 
Cystostylus. 
Whitfield, 1880. 
C. TYPHUS. 
Fasciculate. 
LU 
Cfl 
r- 
82. 
83- 
84. 
Clisiophylloides. 
Dybowski, 1873. 
Elasmophyllum. 
Hall, 1882. 
E. ATTENUATUM. 
Simple. 
c 
c. 
o 
Microplasma. 
Dybowski, 1873. 
Fasciculate. 
JZ 
a 
e 
85. 
Plasmophyllum. 
Dyhowski, 1873. 
(A 
c 
00 
86. 
87. 
Fletclieria. 
Edwards and 
Haime, 1851. 
De Koninck,1872. 
F. TUBIFEKA. 
Fasciculate. 
w 
Rhizopora. 
Fasciculate. 
E 
< 
4 
LU 
a 
i- 
88. 
Ara-opoma. 
Lindstrom, 1883. 
A. (CYSTIPHYL- 
lum) PRISMATI- 
li'.M. 
Simple. 
CO 
3 
tf) 
89. 
90. 
Calceola. 
Lamarck, 1801. 
Edwards and 
Haime, 1850. 
C. SANDALIXA. 
u. (turbinolia) 
PY RA M I DALE. 
HIS. 
Simple. 
Goniophyllum. 
Simple. 
91. 
Rhizophyllum. 
Lindstrom, 1865. 
R. GOTHLANDI- „. . 
i Simple. 
CUM. | 
< 

I 
a. 

z 
LU 
-1 
a 
92. 
** Albertia. 
Thompson, 1878. 
Simple. 
< 
a 
z 
93. 
Centrocellulosum. 
Thompson. 
Simple. 
94. 
Centrophyllum. 
Thompson, 1880. 
Simple. 
u 
Q 
Q 
95. 
Fasciculophyllum. 
Thompson, 1883. 
F. DYBOWSKI. 
Simple. 
< 
96. 
Heterophyllia. 
McCoy, 1 849. 
Simple. 
:>7. 
Eistiophyllum. 
Thompson, 1879. 
Simple. 
►Includes Strombastrsea, Blain. ; Lamellopora, Owen: Cyliconora. Stein. ; As- 
traa. (pars), Lam.: ArachnophyHum, Dana, and Actinocyathus, D'Orb. 
