BEACKLESllAM BEDS. 



Ill 



Noi^. in 

 Fisher's 

 Section. 



Nos. in 



Prest- 



wch's 



Section. 



Feet. 



XVIII. 

 XVII. 



(16) 



XVI. 



XV. 

 XIV. 



(15) 



(14) 



XIII. 



XII. 



XI. 



X. 



Dark -blue clay, weathering brown . - - 



b Nummulites variolarius in blue clay. The clay is 

 crowded with Nummulites, which are often black 



Turbinolia sulcata. 

 Nummulites variolarius. 

 Quinqueloculina Haue- 



rina. 

 Alveolina sabulosa. 

 Rotalia obscura. 

 Fusus longaevus. 



pyrus. 



Mitra parva. 



var. 



labratula. 



Turritella sulcifera. 

 Dentalium politum. 



striatum ?. 



Rissoa cochlearella. 



Pecten corneus 

 Cassidaria nodosa. 

 Pleurotoma inflexa. 



plebeia. 



scalarata. 



Fisheri. 



Voluta nodosa. 

 Cardium parile ?. 

 Lucina p. 



Cardita planicosta. 

 Crassatella (the species found 



also at Brook). 

 Corbula pisum. 

 cuspidata. 



c Light-coloured sand, with two beds of sand-rock. Tel- 

 Una and small Univalves in the bottom of the 

 lower rock -----. 

 Natica. Tellina donacialis. T. plagia. 



(This stratum forms a good horizon of reference 

 being distinct in character and noticeable.) 



Sandy clay, passing into lead-coloured compact clay 

 Echinoderm in sand. Ancillaria canalifera in clay. 



d Dark sandy clay, with grains of black sand, full of 

 Corbula pisum in the upper part, and with numerous 

 shells below ; passes into dark clayey sand with 

 Pecten corneus - . . . . 



Turritella imbricataria. 



sulcata. 



Nummulites variolarius 



(common). 

 Rostellaria sublucida. 

 Murex asper. 

 Fusus pyrus. 

 Strepsidura turgida. 

 Cassidaria nodosa. 

 Pleurotoma plebeia. 

 Voluta nodosa. 



Selseiensis. 



Cerithium tritropis, 



Edw. MS. 

 Calyptrsea trochifor- 



Ditrupa plana. 



Pecten corneus. 



Pinna margaritacea. 



Nucula Dixoni, Edw. MS. 



Leda. 



Crassatella (the Brook 



species). 

 Corbula pisum (abundant). 



costata. 



Cytherea lucida. 

 Cultellus. 



Beds not exposed ; apparently clays 



Streaked, whitish-yellow, and foxy sands 



e Sandy clays, weathering grey and yellow. There is a 



layer of casts of shells where it passes into the next 



bed, Samjuinolaria Hollowaysii being extremely 



abundant - - - - L . 



Turritella sulcifera. Cytherea lucida. 



Pecten corneus. Sanguinolaria Hollowaysii. 



Pectunculus pulvinatus. Solen obliquus. 



Saml, weathering yellow and grey ... 



22 

 10 



10 



39 

 10 



