388 MR. H. BOLTON, F.R.S.E., ON [Feb., 1904. 



Recorded specimens are as follows : — 



Posidonia Gibsoni, Brown. A specimen so named is in 

 the Manchester Museum. Pimbo Lane (over Gannister 

 coal), Bispham Colliery. (Salter, Geol. Surv. Mem., Geology 

 of the Country around Oldham, p. 35.) 



Roof of Mountain Four Feet, Townhouse, Brierfield, near 

 Colne (W633, e coll. Wild, M.M.). 



Roof of Mountain Four Feet Mine, Trawden, near Colne 

 (W636, e coll. Wild, M.M.). 



Roof of Upper Foot or Bullion Coal, Sholver, near Oldham 

 (W 630, e coll. Wild, M.M.). (W628) from the same locality 

 is associated with Goniatites Gilbertsoni. 



Roof of Mountain Four Feet, Burnley. (L 2084, e coll. 

 Kay-Shuttleworth, M.M.) 



Found in No. 10 bed of C. Dugdale, at Greens Clough, 

 near Portsmouth. The horizon is low down in the series. 

 Specimens in the Dugdale collection, M.M. 



Roof of Mountain Four Feet, and Bullion Seam at Shar- 

 neyford, Reaps Clough, and Heigh ter Hey, near Bacup. 

 Specimens in the Dugdale collection, M.M., and Museum of 

 the Bacup Natural History Society. 



Roof of Upper Foot or Bullion Seam at Dearnley, near 

 Rochdale. (W 635, e coll. WHd, M.M.) 



Over Gannister coal, Pimbo, near Wigan. (Dr. Hind : 

 Monog. carbonif. Lamellibranchiata, p. 25, Pal. Soc, 

 1897.) 



In shale nine feet above Bullion or Upper Foot Seam in 

 Oakenclough, opposite a house called Pasture Bottom. 

 Collected by the Author. As Monotis laevis recorded 

 from Shore Edge, four miles north of Oldham, above the 

 Gannister coal. (Salter. Geol. Surv. Mem., Geology of 

 the Country around Oldham, p. 62.) 



