

96 SILURIAN. 
Seaaee Reference to McCor's Names and References; Observations, &c. 
Drawers. |Synopsis : and Figures of Genera. 
LAMELLIBRANCHIATA. 
Ga p. 265 Mytilus? wunguiculatus (Salter, 
(Mem. Geol. Surv. 11. p. 365, pl. 
20, fig. 6). A doubtful Mytilus, 
but near that genus. 

Ga6| PL1X, fig. 6, p. 286. 


Gaé6 Sanguinolites, 
Pl 141, fig. 24, p. 277. 
Ga | Pl. 1K, figs. 2, 3, p. 283. 
Gaé 
Ga Nucula levata, 
Pl. 1 K, figs. 4, 5, p. 285. 
Gaé6 
Ga p. 282 
Gaé 
Ga8 | Sanguinolites inornatus, 
p- 277. 
Ga | PL 1K, figs. 7, 8, p. 273. 
Ga6 Pl. 11, fig. 3, p. 263. 
Ga Pl. 11, fig. 4, p. 263. 
Ga8 



Nuculites post-striatus, Emmons, 
Pal. New York, t. 34, fig. 10. 
Orthonotus decipiens, McCoy, sp. 
(Arca) Palearca? Edmondiiformis, 
McCoy. A small obtusely subqua- 
drate shell (not Arca). 
Ctenodonta anglica, D’Orb. (Siluria, 
2nd ed. pl. 23, fig. 10). 
Ctenodonta, sp. 
Cardiola interrupta, Broderip (Sil. 
2nd ed. pl. 23, fig. 12). 
Orthonota, sp. 
Clidophorus ovalis, McCoy. 
Pterinea, Goldfuss, comprehends most 
of the Avicule of Silurian rocks, 
Pterinea subfalcata, McCoy. 
Pterinea tenuistriata, McCoy. A 
very common and characteristic 
species of the Coniston grits. 


Numbers and Localities. 

Wales and Shropshire. 

a. 456, D.G. Plas 
Madoc. 
b. 607, D. F. Gwydd- 
elwern, Derwen (as 
Caradoc). 
a. 455, D.G. Moel 
Seisiog; b. 608, D.F. 
near Llangynyw. 
Near Llangynyw ; 
a. 457, D.G. Plas 
Madoe. 
b. 609, Llangynyw 
Rectory. 
b.611, D. F. Cefn ddu. 
ai, Hil IDE(GE Jeb 
Madoc. 

Westmorland and S. of 
Scotland. 

a. 916, D.F. Balmae. 
C. F. Helms Knot, 
Dent. 
b. 612, C. F. Helms 
Side; b. 613, Trout- 
beck, Windermere ; 
b. 614, C.G. Middle- 
ton Fell, near Kirk- 
by Lonsdale, N. end. 
b. 615, D. F. Balmae 
shore. ; 
b. 616, C. G. Howgill 
Fell, near Sedbergh. 
b. 617, C. G. Above 
Ravenstonedale; b. 
618, Middleton Fell, 
Karkby Lonsdale; b. 
619,C.F. Helms Side. 
