1870.] 



METER PORTSMOtTTH LOWER TERTIARIES. 



77 



intermedia, Sow., occur dispersed more or less abundantly throughout 

 its thickness. The greater number were obtained from near the 

 top of the sands, or from the thin layer of sand at F, where they 

 lie crowded together, at intervals, to a depth of many inches. 



Fossils of Sands with Lingula. 



Natica portsraeuthiensis, Edw. MS. 



subdepressa, Morris, var. 



microstoma, Sow. ? 



lignitarum, Desk. 



Pleurotoma helix, Edw. 



stena, Edw. 



(six to ten other species). 



Pseudoliva fissurata, Desk., var. ? 



sulcifera, Edw. MS. 



Pyrula Smithii, Sow. 



tricostata, Lam. 



Greenwoodii, Sow. 



Eostellaria lucida. Sow. 

 Scalaria undosa, Sow. 



(small species). 



Sigaretus clathratus, Bed. 



Skenea, sp. 



Solarium bistriatum. Desk. 



Avicula media, Sow. 

 Ostrea flabeUula, Lam. 

 Pinna affinis, Soto. 



'. ®P- 



Cardita planicosta, Lam., var. 



Brongniartii, Mani. 



, sp. 



Cardium (Protocardiura) Wateleti, 

 Desk. 



-, sp. (small species). 



Corbula, three species, 

 Cytherea proxima, Desk. 



orbicularis, Desk. 



portsmeuthiensis, Edw. MS. 



pseudo-orbicularis, Edw. MS. 



Mactra, sp. 



Modiola elegans. Sow. 



Nucula gracilenta, 8. V. Wood. 



striatella, S. V. Wood. 



Panopasa intermedia. Sow, 

 Pholadomya virgulosa. Sow. 

 Psammobia Edwardsi, Morris. 

 Syndosmya (Tellina) splendens, Sow. 

 Teredina personata. Lam. 

 Lingula tenuis. Sow. 

 Aporrhais Sowerbii, Mant. 

 Bulla constricta, Sow. ? 



sulcatina, Desk. 



Calyptr£ea trochiformis. Sow. 

 CanceEaria Iseviuscula, Sow. 



Cassidaria diadema, Desk., var. 



substriata, Edw. MS. 



Chemnitzia tenuiplica, Edtv. MS. 

 Chrysodomus bifaciatus, Sow. 

 Fusus, sp. 



, sp. (small species). 



, sp. 



Pisania sublamellosa. Desk. 



, sp. nov, 



Leiostoma globatum. Desk. 

 Murex coronatus, Soib. 

 Natica labellata, Lam. 

 splendida, Desk. 



These strata have been exposed in open cuttings from one to 

 two thousand feet in length. 



In first looking over the fossils of the " Sands with Lingula," one 

 cannot but be struck with the apparent mixture of London- Clay 

 fossils with species which are usually considered characteristic of 

 higher or lower formations. The two species which occur the most 



, sp. 



Triton Morrisii, Edw. MSS. 

 Trophon tuberosum,' Sow. 

 Turritella sulcifera, Desk. 



imbricataria, Lam. 



Meyerii, Edw. MS. 



terebeUata, Lam. 



Voluta elevata. Sow. 



depressa, Lam. 



nodosa, Sow. 



, sp. 



Nautilus centralis, Sow. 



Sowerbii, Weth. 



imperialia, Sow. 



Flustra. 



Bryozoon. 



Hemiaster Bowerbankii, Forb. 



Cliona, spec. nov. 



Palseocorystes glabra, Woodw. MS. 



Xanthopsis Leachii, Bell. 



Rhachiosoma bispinosa, Woodw. MS. 



echinata, Woodw. MS. 



Nipadites. 



Wood (and fragments of plants ?), 



