10 E. ETHEEIDGE, JTTK., OX LO WEE- CARBONIFEROUS INVEETEBEATA. 



weir of Woodhall Mill, Juniper Green, in the Wardie-Shale section 

 of the Cement-stone group. 



Class BRACHIOPODA. 

 Genus Discxna, Lamarck. 



Discina nttida, J. Phillips. PL I. figs. 4-6. 



Orbicula nitida, J. Phill. Geol. Yorkshire, 1836, ii. p. 221, t. 9. 

 f. 10-13. 



Discina nitida, Davidson, Mon. Brit. Carb. Brachiopoda, Pal. Soc. 

 p. 179, t. 48. f. 18-25. 



Obs. A small depressed variety of this species has been found at 

 two localities by Mr. Henderson. When the specimens are col- 

 lected, the slightest touch usually destroys the whole of the shelly 

 matter. 



Log. and Horizon. In a hardened shale, associated with Lamelli- 

 branchs, quarry on the north side of the Colinton road, under Craig- 

 lockhart Hill, near Edinburgh ; in shale with other marine fossils at 

 Woodhall, as before. 



Genus Lingula, Bruguiere. 



Lingula squamifoemis, J. Phillips. PI. I. fig. 7 (and fig. 8 ?). 



Lingula squamiformis, J. Phill. Geol. Yorkshire, 1836, ii. p. 221, 

 t. 9. f. 14; Davidson, Mon. Brit. Carb. Brach., Pal. Soc. p. 205, 

 t. 49. f. 1-10. 



Obs. This species was first recorded from the Cement-stone group 

 by Mr. T. Davidson *, and afterwards by the late Mr. Salter f . 

 They give Wardie, on the shore of the Eirth of Forth, between 

 Leith and Granton, as the locality. In addition to one of the fol- 

 lowing localities, Mr. James Bennie has obtained L. squamiformis 

 at two other localities in the neighbourhood of Mid Calder. 



Log. and Horizon. In hardened shale at quarry under Craiglock- 

 hart Hill (?), associated with Lingula mytiloides ; in black shale 

 in the Water of Leith at Dean Bridge, Edinburgh, Wardie-Shale 

 division of the Cement-stone group. 



Lingula mytiloides, J. Sowerby. PI. I. figs. 9, 10. 



Lingula mytiloides, J. Sow. Min. Con. 1813, i. p. 55, t. 19. f. 

 1, 2 ; Davidson, Mon. Brit. Carb. Brach. Pal. Soc. p. 207, t. 48. 

 f. 29-36. 



Obs. Previous to seeing m the specimens in Mr. Henderson's 

 Cabinet, I had examined a few obtained by Mr. Bennie, on behalf 

 of the Geological Survey, at Craigleith Quarry, and had submitted 



* Geologist, 1860, iii. p. 264. 



t Mem. Geol. Survey Scot. No. 32, 1861, p. 146. 



