493 



INDEX TO GENERA AND SPECIES. 



Arietites semicostatus, Young and Bird, pi. i, figs. 4 — 8 . 



„ stellaris, Soioerby, pi. xxii, figs. 1 — 6 



„ siibnodosus.i Young and Bird, pi. vi, figs. 2, 3 . 



„ Turneri, Sowerhy, pi. xii, figs. 1 — 6 . 



Globites heterophyllus, Haan ; see Phylloceras heterophyllum 

 „ Loseombi, Haan ; see Phylloceras Loscombi 



Harpoceras, Waagen .... 



„ Aalense, Zieten, pi. Ixxv, figs. 8 — 10 ; pi. Ixxx, figs. 1 — 3 ; pi. Ixxxii, figs. 



„ acutum, Tate, pl. Ixxxii, figs. 7, 8 . 



„ antiquum, Wright, pl. Ivii, figs. 1 — 4 



„ bicarinatum, Miinster, pl. Ixxxii, figs. 9 — 11 . 



„ bifrons, Sriiguiere, pl. lix, figs. 1 — 4 



„ costula, Reinecke, pl. Ixxxii, figs. 5, 6 



,, discoides, Zieten, pl. Ixxxii, figs. 12 — 13 



„ elegans, Young and Bird, pl. Ixiii, figs. 1 — 3 



„ exaratum, Young and Bird, pl. Ixii, figs. 1 — 3 



„ insigne, Sckiibler, pl. Ixv, figs. 1 — 6 ; pi. Ixvi, figs. 1 — 3 ; pl. Ixxv, figs. 1 — 3 



„ Levisoni, Simpson, pl. Ix, figs. 1,2; pl. Ixi, figs. 1 — 6 



„ Lythense, Young and Bird, pl. Ixii, figs. 4 — 6 



,, nitescens, Young and Bird, pl. xlix, figs. 2 — 7 



„ Normanianum, d'Orbigny, pl. Ixxxiii, figs. 1, 2 



„ opalinum, Reinecke, pl. Ixxs, figs. 4 — 8 



„ ovatum, Young and Bird, pl. Ixiii, figs. 4 — 7 



„ radians, Reinecke, pl. Ixiv, figs. 1 — 7; pl. Ixxiv, figs. 1, 2; pl. xxxi, figs. 4- 



„ serpentinuu), Reinecke, pl. Iviii, figs. 1 — 3 . 



„ striatulum, Soiverby, pl. Ixxxiv, figs. 4 — 6 



„ variabile, d'Orbigny, pl. Ixvii, figs. 1 — 6 ; pl. Ixviii 



PAGE 



. 284 



. 295 



. 288 



. 292 



. 424 



. 419 



430—470 



. 458 



. 469 



. 431 



. 462 



. 436 



. 461 



. 467 



. 447 



. 441 



. 453 



. 438 



. 444 



. 432 



. 470 



. 463 



. 446 



. 449 



. 433 



. 451 



. 455 



Lytocekas, Suess .... 



„ cornucopia, Young and Bird, pl. Ixxiii, figs. 1 — 3 



„ fimbriatum, Sowerby, pl. Ixxi, fig. 1 ; pl. Ixxii, figs. 1 — 4 



„ hircinum, Schlotheim, pl. Ixxv, figs. 4 — 5 ; pl. Ixxvi, fig. 6 



„ Jurense, Zieten, pl. Ixxiv, figs. 3 — 5 ; pl. Ixxix 



,, lineatum, Schlotheim, pl. Lxix, fig. 1 



„ torulosum, Sckiibler, pl. xxvi. figs. 4, 5 



Nautilus anguinus, Reinecke ; see Stephauoceras annulatum 



,, annularis, Reinecke ; see Stephauoceras commune 



,, comptus, Reinecke ; see Harpoceras Aalense 



J, costatus, Reinecke ; see Amaltheus spinatus 



„ costula, Reinecke ; see Harpoceras costula 



„ mceandrus, Reinecke ; see Harpoceras opalinum 



406—418,481, 482 



. 410 



. 407 



. 415 

 413, 481 



. 409 



. 417 



. 475 



. 473 



. 458 



. 402 



. 461 



. 463 



1 Termed Arietites nodidosus on the explanation of plate vi. 



