INDEX. 
137 
P Page. 
?achydictya . : 2, 57 
crassa 7, 8, 54, 57\64, 65, 70, 100, 106 
scitula 57, 64 
^aleschara ? aspera 22, 64 
maculata 22, 64 
'ettit, — , bryozoa collected by 4 
i*haenopora 2, 55 
ensiformis 7, 55,64, 65, 70, 126 
fimbriata 55, 107 
var. canadensis 7, 55, 64, 107 
> hylloporina - 48, 49 
asperato-striata 7,8, 48, 64, 65, 70, 100 
'hylloporinidae 4, 48-50 
isocrinus 5 
flatystoma 22 
olypora 52 
incepta 7, 8, 50, 52, 64, 70, 102 
? problem atica 50 
seudohornera 49-50 
diffusa 7, 9, 49, 50, 64, 65, 70, 100, 1 1 .' 
niagarensis 7, 49, 64, 65, 70, 100, 1C2 
tilodictya 55, 56 
crassa 57, 65 
ensiformis 55, 65 
fenestrata 9 
tilodictyonidse 55-57 
tiloporella 51 
nervata 7, 51,64, 65, 70, 117, 124 
tychonema 46 
tabulatus 46 
R. 
etcpora 54 
aspero-striatum 8, 9, 48, 65 
diffusa 8, 9, 49, 50, 65 
mabdomesontidse 58 
Lhinidictyonidse 57 
hinopora 59-60, 61 
curvata 7, 9, 59, 60, 65, 110 
tuberculosa 8, 23, 59, 65 
verrucosa 2, 59, 60, 112 
hinoporida? 59-63 
,hombotrypa 37 
quad rata 37 
spinulifera 7, 8, 37, 65, 84, 121 
hopalona ria 11-12 
attenuata 4, 7, 10, 11-12, 72 
hopalonariidse 11-12 
.hynchotreta 5 
.ingueberg, E. N. S., work of 3 
ochester, N. Y. # bryozoa at 3 
oehester shale, bryozoa in 2-4 
collecting in 4 
correlation of 5-8 
description of 2-3 
fossils of, abundance of 4,6-8 
distribution of 2-4, 6-8 
igenella 8 
elegans 16, 65 
membranacea 8, 65 
lenopora 24 
micoscinium 51-52 
tenuiceps 7, 52, 64, 65, 70, 102 
lurian rocks, bryozoa of 1, 2 
Page. 
Spatiopora 21 -22 
lineata 21 
maculata 7, 22, 64,65,80,52 
Spirifer 5 
niagarensis 4 
Spiropora regula ris 17, ] s 
Stephanocrinus 5 
Stictopora crassa 57, 65 
dichotoma 54, 65 
punctipora 9, 65 
scitula 9, 57, 65 
si mi lis 9 
Stictoporellidse 57 
Stictotrypa 9, 59, 61 
punctipora 7, 8, 61, 65, 70, 110, 1 17 
Stigmatella 27-28 
globata 7, 28, 47, 65, 70, 92 
Stomatopora 14-16, 18 
delicatula 15 
dissimilis 7, 10, 15-16, 65, 72 
dissimilis var. elongata ; 14, 65 
elongata 7,10, 14-15. 16,65, 7 ' 
parva 9, 1 4, 05 
recta 9, 15, 16, 65 
Subrete.pora 49 
aspero-striata 48, 65 
dichotoma 54, 65 
T. 
Tseniodictya 57 
schucherti 7, 57, 65, 70, 128 
Tectulipora 52 
Thamniscus 9, 53-54 
dichotomus 7, 8, 17, 54, 64, 65, 70, 100, 126 
niagarensis 9, 49, 65 
Thamnocella 49 
Trematopora 8, 9, 43-46 
aspera 8, 58, 65 
coalescens 8, 9, 24, 25, 65 
granulifera 8, 28, 65 
minuta 58, 65 
ostiolata 8, 9, 24, 25, 65 
punctata 8, 40, 65 
solida 8, 9, SO, 65 
sparsa 8, 9. 1 7 , 05 
spiculata 7, 8, 45-46, 65, 70, 126 
spinulosa 8, 29, 45, 65 
striata 8, 32, 05 
tuberculosa - 7,8, 
9, 30, 43-44, 45, 65, 70, 90, 98, 120 
whitfieldi 7, 44-45, 65, / 12, 126 
Trematoporida? 43-48 
Trepostomata 2, 26-48 
V. 
Vinclla 12-13, 15 
? multiradiata 7,10,11, 13,65,72 
radiciformis 7,10, 11, 12,03,65,72 
Vinellidse 12-13 
W. 
Waldron shale, correlation of Rochester 
shale and 5 
fossils of, abundance of 6-8 
Wenlock shales, bryozoa of 4, 8 
