Q. J. G. S. vol. xlvii.] 



Seelion ut I'l/Hf HiU '»' Totln-ihw,,, Bristol. 



[7'o/OT«p. 546. 



Sectix)n of the HJuetic rocks at Pi/lle Hill (Tottei-doum), Bristol. 



Pjlle Hill or Tottei-down. 



G.W.B. 

 Bath Engine 



Boad. Shops. 



River Towing 



Avon. Path. E. 





7. Alluvium. ft. in. 



6. Lower Lias limestones and shales 11 2* 



6. Upper Rhffitic shales and limestones 7 7 



4. Lower Khietic, Aincula-contorta shales 9 5 



3. Upper Keuper " Tea-greea Marls " 9 



2. Upper Keuper red and green marls, above railway-level. 



1. do. do, below do 40 



77 2 



used for a suburb of Bristol in which 



^ote.—" Tottordown " (" Totter Down " on the Ordnance Survey One-inoh-to-a-mile Map) is the no 



PyUe Hill or Totterdown is situated. 



The vertical scale is exaggerated in the above section, being about twice the horizontal. 



* 11' 2" of these beds are not shown in the Diagram-section, for the reasons stated in the footnote on p. 545. 



I, 



ft. 



'. Soil with limestone rubble 



. LiMESTOSFs and shales, regularly bedded in alternating \ ^ 

 seams of from t!" to G" ^ 



. Limestones, regularly bedded in seams of from 2" to 4" \ | 

 with laminated shaly partings I 



. Limestone, light coloured, argillaceous, rubbly 1 



. Limestone, do. flw- 



'. L1MEST0.VE, do. . with bivalve shells, chiefly "s 1 (j 

 casts ' 



. Shales, brown, arenaceous, finely laminated, with small \ ,) 

 eriished bivalves ' 



. LiMESTONB, compact, light blue, concretionary, with con- I 

 choidal fi-acture and dendritic markings, ' Cothnui ^ " 

 Marble' 2" to 8", average thickness I 



t. Sn,vi,E8, light blue, finely laminated, with thin sandy I 

 seams, and two thin bands of compact white limestone t 4 

 in the middle portion of the series I 



. Limestone, regularly bedded, light blue, weatherin^^ to a 1 q 

 pale greenish-yellow tinge, laminated and jointed, 6 ' to... / 



,-. Shales, thinly laminated, light groy, weathering to a pale 1 

 greenish-yellow tinge, with thiii seams of compact \ 

 argillaceous limestone ) 



. Limestone, argillaceous, liglit blue, woutheriiig to a pale') 

 greenish-yellow tinge ; n niiissive bed, but regularly lami- | 

 nated and closely jointed, wilh numerous small plauls )• 1 

 and valves of ostracoda. Also bivalve shells and fish- I 

 scales and teeth / 



'(. Shales, black, earthy, imperfectly laminated above, with 

 ehell-fragmenls, coprolites, and flsh-soales ; more regu- 

 larly laminated below, with bivalve shells retaining the 

 test 



g. Limestone, compact, blue, shelly, in one or two seams, 1 

 iron-stained on surfaces, and rotting away into a sofr 

 sandy clay in the middle, along joint-planea J 



f. Shales, black, alternately more regularly laminated and J 

 more earthy, with occasional pyritio seams, very fossili- [ 

 feroiis at various levels, the Ofhialepis at 13" and 2(1" j 

 below g J 



e. Shales, black, earthy, pyritic, passing down into 



d Shales, black, rather thickly laminated, clayey, with thin | 

 sandy seams, containing bivalves with well-preserved I 

 tests," a few scattered coproliles and small rojitilian bones I 



c. PvniTic Sanostose, laminated, thin but continuous, 1"! 

 to 2" J 



/,. Shales, black, thickly laminated with thin sandy streaks, | 

 passing down into ' 



a' Shales, black, firm, and regularly laminated, iron-stained 1 

 along joints, generally unfoBsiliferous, but with scattered 

 coprolites, and scales of (ij/rohpis, and near the top the 

 shells of bed A, passing down into I 



a. Shales, black, eai'tby, non-laminaled ; at the base a very 

 thin seam and small pockets of pyritio grit, eontmning 

 lish-teeth, scales and (In-spines. coprohtes, and white 

 quartz-pebbles 



'■TBA-oar.EN Marls," light greenish-grey marls, more arena- | 

 ceoiis towards tiie top, with the carbonized remains ol „ 

 plants embedded in a verli&a posiUon, graduatmg down 

 into 



R,n Makls, with bands of grccnish-grey marl and sandstone | ,,„ 

 u,, wide interval.-, exposed down to the railway-level about | ^ 



77 



I Am. (A<'^oceras) planorhis. Am. t^JEgoceras) 

 torus, D'Orb.=Jo^7W/om, Sow. 



, Litna {jigantfM, Phohdoinya glabra, etc. 

 tl Osfrea liassicn. 



"I 

 I Lima giganfca (?). 



,1 I Moilhla mhwna^ Monotis (lecussafiiy Lh 

 1 (figarUea (?), Pteitromya sp. 



Mnnods decnssata. 



n I Smiill turbiimlti gustpnipotla (indetermi 

 •'] able). 



,, I OstriuMKln, of srimll eizo. simihir to those 



I h'Mhrria minnia, var. Brodieana, and a few 

 [ email oatracodu. NaiadUa. 



\Actaonina. sp., Schizodm Mualdi, Cardium 



rhtsticum, Cardium sp., Plicutiila infns- 



I J stHata, Pectm vaiometisia, Acrodus mi- 



] nimus, Sauriohtkys aoundnatm. Gyro- 

 lepis Albortii, Nai'adita, ostrftcodii. 



(Aviciila contorta^ Schisodits Euialdi, Myacites 

 striafo-granulata, Cardium rh&ticum, 

 Prctm vaioniensia, Ostrea alpiiia (?), 

 Gyrolepis Albertii. 



f I'ir/ni mtoniejisii, Aviciila contoria, Plica- 

 j /ii/a An-hiaci, Schieodjis Ehoaldi, Mo- 



diota minima, Natica Oppelii, Adaonina 



\\ {O oviformis, sp. & Bp. "Chemniiziaj" 



I Turritetla (?), Schisodtts comentricus, 



LiuHiia Stoppaniana, Serpiila con- 

 [ strictar, 



icula contorta, Schtsodm Ewaldi, Ostrea 

 (A.) alpina, Cardium sp., My&ptioria 

 I'himrichi, Gei'viUia priscursor, Ophio- 

 lepis Damesii, Aorodus minimus, G-uro- 

 lf!j)is Aiberi-ii, Myacites strhto-granuiata, 

 Analina Sueasi. 



Sc/iizndns Kwahli, Mi/nphorhi 

 Avicnla contorta, Oafriu alpij 



Plcurophorus angulatuSt Ostrea alpina, Car- 

 diii'/n rhtetioam, Avieiila contorta, Pcctvn 

 va/oniciisis, Gervillia pnevursor. 



,. ( Coprolites, scales of Gymlvph, 

 \ biviilvee at tho top. 



Alht'i-lii. Hybod'iis clocvciima, Saurichthys 

 liiintm, Ceraiodus sp. 



* (iiulL'tor 



