MORRIS BRITISH FOSSILS. 193 



Pteropoda. 



Conularia ebngata, Porll. G. R. 393. 



Sowerbii, Defr. M. C. t. 280. 

 Ecculiornplialus Bucklandi, Portl. G. R 

 411. 



Scoticus, M'Coy. P. F. 301. 

 Pterotlieca corrugata, Salt. 



Cephalopoda 



Pterotlieca transversa, Portl. Sil. 218. 

 Theca simplex, Salt. 

 reversa, Sail. Sil. 218. 

 triangularis, Portl. Sil. 218. 

 vaginula, Salt. 



Cyrtoceras insequiseptum, Portl. sp. Gr. 

 R. 382. 



multicameratum, Hall. N. Y. t. 42. 

 Lituites anguiformis, Salt. P. F. 323. 

 cornu-arietis, Sow. S. S. 643 

 Hibernicus, Salt. Sil. 220. 

 plaiiorbiformis, Conr. 

 Sowerbyanus, d'Orb. Prod. p. 1. 

 Oucoceras, sp. Siluria, p. 217. 

 Orthoceras arcuoliratum, Hall. P. N. Y. 

 t. 47. 



angulatum, Walil. Leth. 28. 



(O. virrjatuvi. Sil Syst.) 

 annulatum. Soiv. M. C. t. 133. 

 Avolinii,*S'aZ^. Sil. 50. 

 bilineatum, Hall. P. N. Y. t. 43. 

 breviconicum, Portl. G. R. 373. 

 lirongniartii, Troost. Si!. 219. 

 calamiteum, Miinst. Beit. 1 . p. 36. 

 centrale, His. Leth. 29. 

 complanatoseptum, Portl. G, R. 374. 



Orthoceras elongato-cinctum, Portl. G. 

 R. 372. 



encrinale, Salter. Sil. 50. 



filosum, Sow. S. S. 620. 



ibex, Sow. S. S.613. 



perannulatum, Portl. G. R. 307. 



politum, M'Coy. P. F. 316. 



Pomeroense, Portl. G. R. 370. 



primsevum, Forbes sp. G. J. 1. p. 146 



subannulatum, Miinst. B, 3. p. 99. 



subarcuatum, Portl. G. R. 374. 



subgregarium, M'Coy. S. F. 9. 



subundulatura, Portl. G. R. 373. 



tenuicinctum, Portl. G. R. 371. 



tenuistriatum, Miinst. Beit. 3. p. 102. 



vagans, Salt. Sil. 219. 



vaginatum, Schlot. G. J. 7. p. 177. 

 Phrngraoccras approximatum, M'Coy. 



Brateri, Portl. G. R. 383. 



subfusiforme, Portl. sp. G. R. 381. 



subpyriforme, Portl. G. R. 381. 



Localities of Linrjula-f ay-stones : — Tremadoc, Dolgelly, Penmorfa, Maentwrog, 

 Ffestiniog, N. Wales ; ^Vllitesand Bay, S. Wales. 



Characteristic Fossils : — Lingula Davisii, Olenus micrurus, 0, humilis, Hymcno- 

 caris vermicauda, Agnustus pisiformis. 



Localities of Llandeilo iioc/rs .• — - Llandeilo, Builth, Llanrliaiadr, Berwyns, N, 

 Wales ; Abereiddy Bay, Musclewick Bay, S. Wales ; Mytton Dingle, Bogmine, 

 Shelve district, Shropshire. 



Characteristic Fossils . — Didymograpsus Mnrchisonii, D. geminus, Diplograpsus 

 pristis, D. teretiusculus, Graptolithus lobiferus, G. tenuis, G. Sedgwick ii, Orthis 

 alata, 0. striatula, Lingula Ramsayi, L. granulata, Trinucleus Murchisonii, T. 

 fiinbriatus, Ogygia Buchii, 0. Selwynii, Asaphus tyrannus, Calymene brevicapitata, 

 C. duplicata, C. parvifrons, ^glina binodosa, Agnostus Maccoyii. 



Localities of Caradoc Rocks: — Caradoc Hills, Horderley, Hoar Edge, Sondley, 

 Chatwall, Cheney Longville, Bala, Tyrone, Wexford. 



Characteristic Fossils. Zoophyta : — Stenopora fibrosa, Nebulipora lens, Diplograpsus 

 pristis. Echinodermata : — Glyptocrinus basalis, Echinospheerites punctatus, 

 Caryoc/stites raunitus, C. pyriformis, Pateaster obtusus. 



Trilohita — Homalonotus bisulcatus, Asaphus Powisii, Trinucleus, concentricus, 

 T. seticornis, Pliacops apiculatus, T. conophthalmus, Calymene brevicapitata. 



Bi'achiopoda. —LeijtiBna. sericea, Orthis Vespertilio, 0. calligramma, 0. fiabellulum 

 0. Actonias, Orbicula punctata, Strophomena expansa, S. tenuistriata. 



Lamellibranchiata : — Nucula varicosa, Modiolopsis modiolaris, M. orbicularis, 

 Orthontta uasuta. 



Gasteropoda : — Murchisonia simplex. Turbo crebristria. 



Heleropoda : — Holopea concinna, H. striatella, Bellerophon acutus, B.bilobatus. 



