INDEX TO THE GENERA^ AND SPECIES OE THE LIASSIC 

 AMMONITES DESCRIBED IN THIS MONOGRAPH. 



Aegoceeas, Waagen .... 



,, acuticostatum, Wright, pi. xxxv, figs. 1 — 3,7 



,, angulatum, Schlotheim, pi. xiv, figs. 5, 6 

 „ „ var. Moreana, tTOrbigny, pi. xvii, figs. 1 — i 



,, armatum, Sowerby, pi. xxviii, figs. 1 — 6 ; pi. xxix 



,, Bechei, Sowerby, pi. xli, figs. 1 — 5 . 



„ Belcheri, Simpson, pi. xv, figs. 7 — 9 ; pi. xix, figs. 1, 2 



„ biferum, Quenstedt, pi. xxvi, figs. 1 — 4 



„ Birchii, Sowerby, pis. xxiii, xxxii, figs. 5 — 8 . 



„ Boucaultianum, d'Orbigny, pi. xviii, figs. 1 — 4 



„ brevispina, Sowerby, pi. xxxii, figs. 2 — 4; pi. 1, figs. 13, 14 



„ capricornus,^ Schlotheim, pi. xxxiv, figs. 1 — 8 



,, Carusense, d'Orbigny, pi. 1, figs. 9, 10 



„ catenatum, Sowerby, pi. xix, figs. 5 — 7 



„ Charmassei, d'Orbigny, pi. xx, figs. 1 — 3 



,, curvicorne, SchlBnbach, pi. xxxi, figs. 3, 4 . 



„ Davoei, Sowerby, pi. xxxi, figs. 1,2 



„ densinodum, Quenstedt, pi. xxxviii, figs. 5, 6 ; pi. xxxix 



„ gagateum. Young and Bird, pi. xxxvii, figs. 8, 9 



„ Henleyi, Sowerby, pi. xxxiii, figs. 1 — 3 



„ heterogenum, Toimg and Bird, pi. xxxv, figs. 4 — 6 ; pi. 



„ intermedium, Portlock, pi. xv, figs. 3 — 6 



„ Jamesoni, Sowerby, pi. xi, figs. 4 — 6; pi. li, figs. 1 — 6 



,, Johnstonii, Sowerby, pi. xix, figs. 3, 4 



„ lacunatum, Buchman, pi. Ivi, figs. 16 — 18 



„ laqueolus,3 Schloenbach, pl. xv, figs. I, 2, 10—12 ; pi. xvi, figs. 1, 



„ laticosta, Sowerby, pl. xxxii, fig. 1 . 



„ Leckenbyi, Upright, pl. xxx, figs. 1 — 7 



,, Maugenesti, d'Orbigny, pl. xxxvii, figs. 1, 2 . 



„ Milleri, Wright, pl. xxxvii, figs. 10, 11 



„ Moreanum, d^Orbigny, pl. xvii, figs. 1 — C 



xxxvi, fig 



figs. 6—10; pl. 1, figs. 11, 12 



1—4 



2; pl. xl 



X, fig. 1 



PAGE 



307—382 

 . 371 

 . 318 

 . 322 

 . 340 

 . 380 

 . 313 

 . 333 

 . 332 

 . 327 

 . 361 

 . 368 

 . 373 

 . 320 

 . 323 

 . 377 

 . 346 

 350 

 364 

 366 

 370 

 314 

 352 

 311 

 330 

 315 

 365 

 344 

 359 

 344 

 322 



^ The synonyms are printed in italics, 

 ^ Named on the plate Aegoceras maculatum in error. 



2 Termed Aegoceras Liassicum on pis. xv, figs. 1, 2, and xvi, and Aegoceras tortile on pl. xv, 

 figs. 10—12. 



