* Rhynconella pleurodon, Phil: 
var : Davreimiana, De Kon : 
Carh: Limestone. Gilling. 
Davidson. Brit: Foss: Brach: (Pal: Soc:) Yol: II., pi: xxiii., 
figs: 19, 20, 21, p. 101. 
* Spirifer glahra, Mart: 
Garb : Limestone. Craven. 
Davidson. Brit: Foss : Brach: (Pal: Soc :) vol: II., pi: xi., 
figs: 1, 10, p. 69 (two specimens). 
* Spirifera humerosa, Phil: 
Carh : Limestone. Wensleydale. 
Davidson. Brit: Foss : Brach : (Pal: Soc :) vol: II., pi: iv., 
fig: 16, p. 23. 
* Spirifer Reedii, Dav : 
Carh : Limestone. Settle. 
Davidson. Brit: Foss : Brach : (Pal: Soc:' vol: II., pi: v., 
figs: 43—46, p. 43. 
* Spirifer striata, Mart: 
Carh: Limestone. Craven. 
Davidson. Brit: Foss : Brach : (Pal: Soc :) vol: II., pi: ii., 
fig: 17, p. 19. 
* Spirifer striata, Mart: 
Carh : Limestone. Craven. ( Locality given as Richmond in 
Davidson’s monograph). 
Davidson. Brit: Foss : Brach : (Pal: Soc :) vol: II., pi: iii., 
fig: 4, p. 19. 
* Spirifer triangularis, Mart: 
Carh : Limestone. 
Davidson. Brit: Foss: Brach: (Pal: Soc:) vol: II., pi: v., 
figs: 18—21, p. 27. 
Spirifer triradialis, Phil: (var. sexradialis, Phil:) 
Carh: Limestone. Craven. 
Davidson. Brit: Foss : Brach : (Pal: Soc:) Yol: II., pi: ix., 
fig : 11, p. 49. 
* These specimens are not marked as figured, but they are most probably the 
originals of the references given with them. 
