64 BRACHIOPODA. 



and Contrib. Brit. Pal. (18.54), p. 235, and Brit. Palaeoz. Foss. 

 (1852), pi. ii A, f. 9, p. 385. Devonian; Polraan, Cornwall. 



Stricklandinia lens (Sowerby), T. Davidson, Brit. Foss. Brach. 

 Ill, part vii (1867), pi. xix, f. 23, p. IGl. Pentamerus microca- 

 merus, F. McCoy, A. M. N. H. ser. 2, viii (1851), p. 290, and 

 Contrib. Brit. Pal. (1854), p. 212, and Brit. Pateoz. Foss. 

 (1852), p. 210, woodcuts. Llandovery Beds; Mandinam, and 

 May Hill. 



Stiingocephalus burtini, Defrance, T. Davidson, Brit. Foss. 

 Brach. in, part vi (1864), pi. ii, f. 9, 9 a, p. 11. Uncites lwvi.s, 

 F. McCoy, A. M. N. H. ser. 2, viii (1851), p. 483, and Contrib. 

 Brit. Pal. (1854), p. 234, and Brit. Pateoz. Foss. (1852), pi. ii A, 

 f. 6 a — c, p. 380. Devonian ; Newton Bushel. 



Another specimen, T. Davidson, ibid. (1864), pi. ii, f. 6, 6 a, h, 

 p. 11. Devonian; Woolborough Quarry, Neiuton Abbot. Walton 

 Collection. This specimen is missing. 



Strophomena deltoidea (Conrad) var. undata (McCoy), T. 

 Davidson, Brit. Foss. Brach. ill, part vii (1871), pi. xxxix, 

 f. 23, 24, p. 295. Leptcena deltoidea var. undata, F. McCoy, 

 Brit. Pala?oz. Foss. (1852), pi. i H, f. 38, 39, 39 a, b, c, p. 234. 

 Middle Bala ; fig. 38 froin Llivyn-y-Ci, f. 39, 39 a, b, from 

 Llandeilo,/. 39 cfrom Bryn-melyn, near Bala. 



S. filosa (Sowerby). Orthis filosa, T. Davidson, London Geol. 

 Journal, part ii (1847), pi. xiii, f. 24, p. 62. Wenlock Limestone; 

 Dudley. Fletcher Collection. The specimen cannot be found. 



S. gigas, v. Streptorhynchus gigas. 



S. nobilis, v. Leptsena ? nobilis. 



S. pecten (Linnaeus). Orthis pecten, T. Davidson, London Geol. 

 Journal, part ii (1847), pi. xiii, f. 18—23, p. 61. Wenlock 

 Limestone; Dudley. Fletcher Collection. The specimens cannot 

 be found. 



S. simulans, F. McCoy, A. M. N. H. ser. 2, vill (1851), p. 403, 

 and Contrib. Brit. Pal. (1854), p. 225, and [Leptama] Brit. 

 Palajoz. Foss. (1852), pi. i H, f. 33, 34, 34 a, [f. 35 missing] 

 p. 246. T. Davidson, Brit. Foss. Brach. in, part vii (1871), 



