94 
SILURIAN. 

Case and 
Column of ‘ * 
Drawers. |Synopsis : and Figures of Gener: 
Reference to McCoy's 
a. 
Names and References; Observations, &c. 

Numbers and Localities. 


GaQ 
Ga9 
Ga8s 
Ga 


Spirigerina, p. 197. 
p. 198. 
Spirifera cyrtena, 
p. 193. 
Hemithyris, p. 201. 
Spirifera percrassa, 

LLP 
Hemythyris crispata, 
p. 200. 
Hemithyris, p. 201. 
(On tablet with Myti- 
lus? unguiculatus.) 
Hemithyris, p. 204. 
Hemithyris, p. 203. 
Hemithyris crispata, 


Atrypa marginalis, Dalm. (Dav. Sil. 
Brach. t. 15, figs. 1, 2). 
Atrypa reticularis, Linn. (Dav. Sil. 
Brach. t. 14). 
Spirifer cyrtena, var. plicatellus, 
Linn.? (Siluria, 2nd ed. pl. 9, 
fig. 25). 
Athyris (like A. depressa, Siluria, 
2nd ed. pl. 22, fig. 17). 
Meristella didyma, Dalm. (Siluria, 
2nd ed. pl. 22, fig. 15). 
Meristella, a small species. 
Meristella? crassa? Sow. (Siluria, 
2nd ed. pl. 9, figs. 6—S). 
Retzia Barrandii, Davids. Mon. Sil. 
Brach. t. 13, figs. 10—13. 
Stricklandii, 
var. 
Rhynchonella 
crispata (Dav. Sil. Br.t. 21, fig. 28). 
Rhynchonella diodonta, Dalm. Da- 
vids. Sil. Br. pl. 21, figs. 21—23. 
Rhynchonella 10-plicata, Sow. (Si- 
luria, 2nd ed. pl. 9, fig. 15). 
Rhynchonella nucula, Sow. (Siluria, 
3rd ed. pl. 9, fig. 9). 
Rhynchonella (Lewisii?), Davids. 
(Siluria, 3rd ed. foss. 58, figs. 1, 2). 
Rhynchonella, a large species like 
Strickland, 


Wales and Shropshire. 

b. 590, W. L. Wor- 
cester Beacon. 
b.591, W. L, Little- 
hope, Woolhope. 
baosieeD:G. Plas 
Madoc, N. of Llan- 
rwst. 
b. 586, D.G. N. of 
Llanrwst. 
b. 579, W.L. Old 
Radnor road. 
a, 240, D.G. Moel 
Seisiog. 
b. 577, W. L. Wor- 
cester Beacon. 
Old Radnor. 
a. 456, D. G. Plas 
Madoc, N. of Llan- 
rwst. 
a. 238, Old Radnor. 



Westmorland and 8S. of 
Scotland. 

b. 578, C. G. Middle- 
ton. 
b. 583, D. F. Balmae 
shore. 
b. 585, D. F. Balmae 
shore. 
b. 587, C.G. Middle- 
ton Fell. 
