176 



31 R. A. RENDLE SHORT OX RUSTIC 



May 1904, 



Feet inches. 



I. Grey laminated 

 marl, with mica-flakes. 

 More thickly - bedded 

 siliceous layers at the 

 base, showing ripple- 

 marks, the ridges run- 

 ning north-eastward and 

 south-westward. 

 L, K II (a). Massive but 

 banded, grey, siliceous 

 limestone on the north 

 side of the cutting. 



(b) On the south 

 side, thinly - bedded, 

 cream-coloured, fissile 

 limestone like the Naia- 

 r/ZzYf-beds of Bedland. 



I. Greenish-black cal- 

 careous shales (absent on 

 the south side). Many of 

 the fossils are pyritized. 



I-H. Black flaky marl, very 

 fossiliferous. 



(Messrs. Reynolds & 

 Vaughan found here a 

 hard black limestone - 

 band with Pecten). 



G. Dark siliceous limestone. 



F. II. Crumbly black shale. 

 I. Pyritous sandstone... 



E. Crumbly black shales, 

 with pyritous sandstone- 

 bands, 15 and 22 inches 

 respectively below F I. 



D. Hard, thickly- bedded 

 black • Paper-Shales.' 



C, B, A. (Absent.) 



f V. Grey, fine- 

 grained, argil- 

 laceous sand- 

 stone. 

 IV. Grev shales . 

 III. Bed marl ... 

 II. Grey shales . 

 I. Bed marl ... 



KnurER-i 



10 







5 







•> 



6 

 



G 







Estheria minuta, 



injects. 



var. Brodieana ; 



(a) Usually barren, but about 10 

 inches down are several horizons 

 of Estheria minuta. 



(b) Naiadita lanceolate on the south 

 side. 



Pecten valoniensis, Axinus dcprcssus, 

 Cardinia suitoncnsis, Pteromya 

 < 'rowcombeia, Saurichthys acumi- 

 natus, Gyrolepis Albert i. Naiadita 

 lanceolata, and especiallj- many 

 elytra of beetles and wings of in- 

 sects, usually fragmentary. 



Pecten valoniensis (very abundant), 

 A'icala contorta (scarce), Axinus 

 depressus, A. conccntricus, A. cloa- 

 cinus, A. elongatas. Anatina Suessi, 

 I '. ) Gervillia ornata, Cardium 

 rhceticum, C. cloacinum, Ptero- 

 mya Crovjcombeio , Pt. simplex ; 

 Gyrolepis Albertii, Hybodusspme, 

 Saurichthys-teeth. 



A few fish-scales. 



Acicula contorta, Axinus <lcprcx*H*, 

 A. cloacinus, A. concentricus, A. 

 clongatus, Cardium rhceticum, C. 

 cloacinum. 



Axinus; Gyrolepis. (Very barren.) 



:> 

 1 6 

 8 

 12 feet exposed. 



(The thickness of the Rhrctic Series here = 21 feet.) 



The principal features of interest are : the continuous well- 

 developed Cotham Marble ; the insect-bed ; the poor development 

 of the Pecten-valoniensis limestone; and, finally, the absence of the 

 Bone-Bed. 



