l6 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 95 



Besides the species presented below, the genus includes Bailiella 

 vemilosa Salter. 



Bailiella baileyi (Hartt) * 



Conocephalitcs baileyi Hartt, in Dawson, Acadian Geol., 2d ed., p. 645, 1868. 

 Conocoryphe (Salteria) baileyi Walcott, U. S. Geol. Surv. Bull. 10, p. 32, 



pi. 4, figs. 3, 3a, 1884. 

 Conocoryphe (Bailiella) baileyi Matthew, Trans. Roy. Soc. Canada, vol. 2, 



sec. 4, p. Ill, pi. I, figs. 22, 24, 25, 26, 27, 35, 1885. 



Middle Cambrian, St. John (ic) ; Portland and other localities in 

 New Brunswick. 



Bailiella arcuata (Matthew) 



Conocoryphe (Bailiella) baileyi arcuata Matthew, Trans. Roy. Soc. Canada, 

 vol. 2, sec. 4, p. 113, pi. I, figs. 23, 23b, 1885. 



Occurrence same as preceding. 



Bailiella walcotti (Matthew) 



Conocoryphe (Bailiella) zmlcotti Matthew, Trans. Roy. Soc. Canada, vol. 2, 

 sec. 4, p. 119, pi. I, figs. 36, 36b, 1885. 



Occurrence same as preceding. 



Bailiella aequalis (Linnarsson) 



Conocoryphe aequalis Linnarsson, Sveriges Geol. Unders., ser. C, no. 54, p. 25, 

 pi. 4, figs. 12-15, 1882. 



Middle Cambrian, Tessini beds ; Andrarum, Sweden. Also identi- 

 fied from localities in Bornholm and England. 



Cotypes. — Sveriges G. U. ; plesiotypes, Min. Mus. Copenhagen no. 

 159, Sedgwick Mus. no. A 47. 



Bailiella longifrons (Cobbold) 



Conocoryphe emarginata loitgifrons Cobbold, Quart. Journ. Geol. Soc. London, 

 vol. 67, p. 286, pi. 24, figs. 8-13, 191 1. 



Middle Cambrian, Comley; Shropshire, England. 

 Cotypes. — Sedgwick Mus. nos. A 61 -A 65. 



Bailiella tenuicincta (Linnarsson) 



Conocoryphe tenuicincta Linnarsson, Sveriges Geol. Unders., ser. c, no. 35, 

 p. 18, pi. 2, figs. 23-25, 1879. 



Middle Cambrian, Exsulans limestone ; Andrarum and other locali- 

 ties in Sweden, and Bornholm, Denmark. 

 Holotype. — Sveriges G. U. 



' Hartt's types came to the museum at Cornell University and most of 

 Matthew 's to the Royal Ontario Museum at Toronto. Numbers are not now 

 available for the types listed below. 



