NO. 4 CAMBRIAN TRII-OBITES, 2D CONTRIBUTION RESSER IJ 



Bailiella buUata (Howell) 



Conocoryphe biillata Hovvet.t., Ikill. Amcr. Pal, vol. 2, no. 43, p. 87, pi. 3, 



figs. 10, IT, 1925. 



Middle Cambrian, Manuels ; Manuels Brook, Conception Bay, 

 Newfoundland. 

 Holotype. — Princeton Univ. no. 8021 ; paratype, no. 8026. 



Bailiella lyelli (Hicks) 



Conocoryphe lyelli Hicks, Quart. Journ. Geol. Soc. London, vol. 27, p. 399, 



pi. 16, figs. 1-7, 1871. 

 Conocoryphe (Lioccphahts) lyelli Gronwall, Danmarks Geol. Unders., vol. 2, 



no. 13, p. 84, 1902. 



Middle Cambrian, Menevian ; Nuns' Well, St. Davids, North Wales. 

 Co^3,^^^_Sedgwick Mus. nos. A 765, A 1090, A 1081 ; Mus. Pract. 

 Geol. nos. 7613, 7614. 



Bailiella impressa (Linnarsson) 



Conocoryphe impressa Linnarsson, Sveriges Geol. Unders., ser. C, no. 35, 



p. 20, pi. 2, figs. 29, 30, 1879. 

 Conocoryphe (Lioccphalus) impressa Gronwall, Danmarks Geol. Unders., 



vol. 2, no. 13, p. loi, pi. I, fig. 25, 1902. 



Middle Cambrian, Exsulans limestone ; Andrarum and other locali- 

 ties in Sweden and Bornholm. 

 Holotype. — Sveriges G. U. 



Bailiella cobboldi, n. sp. 



Conocoryphe {Lioccphalus) impressa Cobbold, Quart. Journ. Geol. Soc. 

 London, vol. 69, p. 33, pi. 3, fig. 16, 1913. 



This species differs from B. impressa in having a wider rim and a 

 less tapered glabella. 



Middle Cambrian, Comley; Shropshire, England. 

 Holotype. — Sedgwick Mus. no. A 50. 



Bailiella comleyensis, n. sp. 



Conocoryphe aequalis Cobbold, Quart. Journ. Geol. Soc. London, vol. 69, p. 32, 

 pi. 3, fig. 18, 1913. 



The cephalic outline of this species is quite distinct from that of 

 B. aequalis; the rim is also more thickened in the middle, the glabella 

 narrower and the test smoother. 



Occurrence same as preceding. 



Holotype. — Sedgwick Mus. no. A 47. 



Bailiella teres (Gronwall) 



Conocoryphe (Liocephalus) teres Gronwall, Danmarks Geol. Unders., vol. 2, 

 no. 13, pp. 103, 215, pi. 2, fig. 2, 1902. 



