202 
DR. MORISON-NOTES ON THE CHALK ROCK. 
Actinozoa. 
Parasmilia centralis ? 
,, sp. 
Echinodermata. 
Micraster breviporus 
„ cor-anguinura 
,, cor-testitudinarium 
,, cor-bovis, var. 
Holaster planus 
,, trecensis 
,, sp. noy. 
Cypbosoma raaiatum. 
Cidaris, sp ? 
Anancbytes ovatus 
Annelida. 
Serpula plexus 
Cirripedia. 
Balanus, sp. 
PoLYZOA. 
An undetermined form. 
Bkachiopoda. 
Rhynchonella Cuvieri 
,, Mantelli 
,, plicatilis 
„ sp. 
Terebratula biplicata 
,, carnea 
,, semiglobosa 
LamELLIB RANCHI ATA. 
Ostrea normaniana F 
Lima spinosa 
,, Hoperi 
» sp. 
Inoceramus latus 
,, my tiloides 
,, Brongniarti 
,, (4 undetermined sps.) 
Mytilus, sp? 
Area galliennia 
„ .sp. 
Cardita tenuicosta ? 
„ sp. 
Cypricardia trapezoidalis 
Gasteropoda. 
Trocbus Mareaisi 
,, (2 undetermined sps.) 
Turbo, sp. 
Avellana, sp. 
Bostellaria (2 undetermined sps.) 
Turritella, sp. 
Pleurotomaria perspectiva 
,, (3 undetermined sps.) 
Cephalopoda. 
Nautilus leevigatus ? 
Ammonites prosperianus 
,, yarians ? 
Scapbites Geinitzii 
,, sequalis 
Baculites, sp. 
Helicoceras (2 undetermined sps.) 
Ancyloceras, sp. 
Heteroceras, sp. 
Turrilites senequieriamus P 
Pisces. 
Otodus, sp. (tooth) 
Corax falcatus (tooth) 
Ptychodus mammillaris (tooth) 
,, (tooth) 
Fish-scale. 
