Fio. Pao. 



PLA.TE 13. 



1,3 Lituite3 undatus ,V3 



5 — convolvaiis .... f),"! 



Plate 13 (bid). 

 I Lituites undatus ,02 



Pr.ATE 11. 

 L Gonioceras ancep.s r>i 



Plate l.'j. 

 1 Ormoceras tenuifilum .. . .W 



Plate Hi. 

 1 Ormoceras tenuilihim ... 56 



Plate 17. 



1 Ormoceras tenuifilum ... 51 



2 — — var. distans, 53 



3 — ? gracile 5& 



4 Endoceras suhcentralc ... 59 



Pl.^te 18. 



1 Endoceras longissimum .. 5i) 



2 — multitubiilatum . 5U 



Plate 19. 

 1 Endoceras gemelliparum, 60 



Plate 20. 



1 Orthoceras fu.siforme .. .. CO 



Plate 21. 

 t Buthotrephis gracilis .... G2 



2 PaljEophycus rugosus .... 63 



Plate 22. 



1 Palseophycus simplex 63 



2 Buthotrephis succulens . . 62 



Plate 23. 



1, 2, 3 Chstetes lycoperdon .. 61 



4 — columnaris 68 



Pl.^^te 24. 



1 Chsetetes lycoperdon .... 66 



2 — rugosus 67 



3 Receptaculites neptunii ? (>8 



Plate 2'). 



1 Streptoplasma corniculura, C'J 



2 — crassa 7U 



3 — multiUmellosa. . 70 



4 — parvula 71 



3 Porites.' vetusta 71 



6 (Genus.') cyathifoimis.. . 71 



Plate 26. 



1 Escharopora recta 73 



2 — — var. nodosa, 73 . 



LIST OF PLATES. 



FlO. Pis. 



Plate 26. 



3 Stictopora? acuta 74 



4 — elegantula 75 



5 Gorgonia pcrantiiiua .... 76 



6 Aiilopora ararlinoidca ... 76 



7 Alecto indata 77 



8 Intricaria ? retic\ihita .... 77 



9 Retepora.' foliacoa 7& 



10 Stellipora antheloidea ... 7i) 



11 Graptolithus ample.\icaulc, 79 



Plate 27. 

 1 Schizocrinus nodosus... . 61 



Plate 28. 



1 Poteriocrinus alternatus.. 83 



2 — gracilis S4 



3 Scyphocrinus hcterocostalis, 85 



4 Schizocrinus striatus ... . 316 



Plate 29. 



1 Schizocrinus.' 86 



2 Bases of attachment of 



Crinoidea 86 



3 Columns of Crinoidea ... 86 

 4Echino-encrinitesanatiformis,89 



5 Asterias matutina 91 



6 Tentaculites flexuosa ... 92 



Plate 30. 



1 Lingula attenuata ? 94 



2 — riciniformis .... 95 



3 — eequalis 95 



4 — quadrata 96 



5 — elongata 97 



6 — curta 97 



7 — obtusa 98 



8 — crassa 98 



9 Orbicula .' filosa 99 



10 — lamcUosa 99 



11 — terminalis 100 



Plate 31. 

 1 Leptaena alternata 102 



Plate 31 a. 



1 Leptsena alternata 104 



2 — camcrata 106 



3 — deltoidea 106 



4 — tcnuislriata .. . 103 



PL.A.TE 31 B. 



1 Leptffina alternistriata .. . 109 



2 — sericea 110 



3 — filitcxta Ill 



4 — planumbona ... . 112 



335 



fi". Pao. 



Plate 31 b. 



5 Lcptena dcflecta 113 



6 — recta 113 



7 — planoconvcxa .. 114 



8 — tenuilineata 115 



9 — subtenta 115 



10 — (up. indet.) lie 



Plate 32. 



1 Ortliis te-studinaria 117 



2 — subsequata 118 



3 — bellarugosa 118 



4 — disparilis 119 



5 — perveta 120 



G — sequivalvis 12^1 



7 — fissicosta 121 



8 — tricenaria 121 



9 — plicatella 122 



10 — pectinella 123 



11 — — var. semiovalis, 



121 



12 — insculpta 125 



13 — dichotoma 125 



Pl.^te 32 A. 



1 Orthis subquadrata 126 



2 — occidentalis .... 127 



Plate 32 b. 



1 Ortliis occidentalis 127 



2 — sinuata 128 



Plate 32 c. 



1 Orthis subjugata 129 



2 — sinuata 129 



Plate 32 o. 

 1 Delthyris lynx 133 



Plate 33. 



1 Atrypa extans 137 



2 — nucleus 135 



3 — bisulcata 130 



4 — deflecta 140 



5 — recurvirostia .. . 140 



6 — e.xigua Ill 



7 — circulus 142 



8,9 — ambigua 143 



10 — hcmiplicata . . . . 144 



11 — (sp.Jndet.) .... 145 



12 — subtrigonalis . . . 145 



13 — increbescens. . . . 146 

 11 — dentata 148 



15 — modesta 141 



16 — sordida 148 



