114 



PROCEEDINGS COTTESWOLD CLUB 



The details that have been obtained at Cam Long Down 

 may thus be summarized : 



Sequence at Cam Long Down 

 {Quarry on Cam Long Down) 



Thickness in feet inches 



XXIV. 



XXV. 



Lower Lime- 

 stone 



Scissum- 

 Beds 



I. Limestones, massive 



2. Limestones, sandy ; Galeropygiis 

 agariciformis (Wright) 



{Opening by the track-side to the west.) 



. XXVI. Opaliniforme- 3. Limestone, iiard, with yellow-coated 

 and specks ; Ammonites much perished, 



XXVII. Aalensis- and without test, [Walkeria, spp.], 



Beds Lytoceras Wrighti, S. Buckman, 



Pholadomya ftdicida, Sow. . . 



{In another opening still further west.) 



4. Yellowish sandy mart with belemnites 



5. Stone, bluish-yellow [Dumortieria cos- 

 tula (Reinecice) (xxxvii., 12 and 13), 

 D. signata, S. B. (xlii., 6 and 7), D. 

 radians (Reineckc) (xlii., 8 and g), 

 D. nietita, S. B. (xlii., figs. 11, 22), 

 D. diphyes, S.B. (xlii., \yi^),Hudle- 

 stonia serrodens{Q\ien'stedt) (xxxviii., 

 II and 12)], Trigonia Ramsayi, 

 Wright, etc. . . 



6. Yellowish marl 



? Mnorei-'Bed 

 Dumortieria- 

 Bed 



Struckmanni- 7. 

 Bed 



Pedicum-'BQd 8. 



Striattduni- 

 Bed 



V ariabilis- 



and 

 LjV/j-Beds 

 Falciferum- 



Beds 

 Marlstone 



Limestone, with brown grains {Pseu- 

 dogrammoceras subquadratum, S. B. 

 (.xxxv., 3-5), P. pachti, S. B. (xxxiv., 

 I and 2), Volsella sowerbyana (d'Orb.), 

 Opis carinata, Wright, Protocardia 

 Hulli (Wr.), Gresslya abducta (Phil- 

 lips), Astarte lurida, Sow.] . . 



"Linseed-Bed." Brown marl, with 

 numerous dark grains 



Limestone, brown, with dark-brown 

 grains ; Haugia Eseri (Oppel.) 



Marl, dark-brown, filling in the in- 

 equalities of the bed below. 



Limestone, bluish-grey, sandy 

 {Exposed in " The Gully.") 



Sands, yellow ; estimated at . . 



Clay, blue, tenacious ; estimated at 



" Rock- Bed "; Rhyn. amalthei (Quen- 

 stedt), and Belemnites spp. very 

 abundant 



220 

 70 



I am indebted to Mr S. S. Buckman for certain stratigraphical details, and 

 for the information with regard to the ammonite-fauna. 



