76. Deroceras, Hyatt 1867 



77. Dichotomoceras, S.B. 1919 . . 



[See also Alligaticeras] 



78. Dichotomosphinctes, S.B. 1926 



79. Dimorphinites, S.B. 1923 



80. Diplesioceras, S.B. 1920 



81. Diplosellites, S.B. 1925.. 



82. Docidoceras, S.B. 1919. . 



83. Dolikephalites, S.B. 1922 



84. Dumortieria, Haug 1885 



85. Dundryites, S.B. 1926 . . 



86. Durotrigensia, S.B. 1928 



87. Eboraciceras, S.B. 1918.. 



88. Ebrayiceras, S.B. 1920. . 



89. Echioceras, Bayle, 1878 



Eichwaldiceras, S.B. 1920 



90. Eleganticeras, S.B. 1913 



91. Elegantuliceras, S.B. 191 3 



92. Emileia, S.B. 



93. Emileites, S.B. 1927 



94. Epalxites, Mascke 1907 



95. Epideroceras, Spath 1923 

 Episphinctoceras, Neaverson 



1925 



96. Erycites, Gemmellaro 1886 

 Erymnoceras, Hyatt 1900 



97. Esericeras, S.B. 1920 



98. Euagassiceras, Spath 1924 



99. Euaptetoceras, S.B. 1922 



100. Eudmetoceras, S.B. 1920 



101. Euechioceras, Trueman and 



Williams 1925 

 Euhoploceras, S.B. 191 3 



102. Fastigiceras, S.B. 1918.. 



103. Fimbrilytoceras, S.B. 1918 



104. Fissilobiceras, S.B. 19 19 



105. Flexoxyites, S.B. 1924 . . 



106. Franziceras, S.B. 1923 . . 



107. Frechiella, Prinz 1904 . . 



108. Frogdenites, S.B. 1921 . . 



109. Gagaticeras, S.B. 191 3 . . 

 no. Galbanites, S.B. 1922 .. 

 in. Galecardioceras, S.B. 1926 



112. Galilaeanus, S.B. 1922 .. 



113. Galilaeiceras, S.B. 1922.. 



114. Galilaeites, S.B. 1922 .. 



115. Garantiana, Hyatt 1900 



III. 



Der. gd-f. 



Ill, 2, Per. 36b. 



Ill, 2. .. 34b-d. 

 111,2, Morph. 22c. 



II, 2, Opp. 22a. 



I, 1, Amm. 

 Ill, 2, Sph. 

 Ill, 2, Mac. 

 Ill, 1, Pol. 



I, 3, Sonn. 

 Ill, 2, Park. 



II, 1, Cad. 



HI, 2, 



Morph. 



4a. 

 20 h. 

 28d. 

 17c. 

 20 n. 



22C-C 



3 ip-32e 

 23a. . 



I, 1, Ech.. . 8i-9h. . 



II, 1, Cad. 

 I, 1, Hild. 

 I, 1, Hild. 



i3h- 

 I3g- 



III, 2, Sph. 20 1-r. 



Ill, 2, Sph. 20 n. 

 Ill, 2, Step. 21c. 

 Ill, 1, Der. gr. 



Ill, 2, Per ? 

 Ill, 1, Ham. 

 Ill, 2, Pach. 

 I, 1, Hild.. 

 I, 1, Amm. 



19c 



1 6c.' 

 5e- 



Ill, 1, Ham. 20 b. 

 Ill, 1, Ham. 20 b. 



I, 1, Ech.. . 

 I, 1, Sonn. 

 I, 1, Amm. 

 IV, 2, Lyt. 



I, 3, Sonn. 



II, 2, Opp ? 

 IV, 3, Psil. 

 I, 1, Cym. 



III, 2, Sph. 



I, 1, Ech. 

 Ill, 2. .. 



II, 1, Cad. 



III, 3, Gow. 

 Ill, 3, Gow. 

 Ill, 3, Gow. 

 Ill, 2, Park. 



9q- 



8h." 

 10 e. 

 20 k. 



2lf. 



if. 

 i 4 e. 

 20 s. 

 8c. 

 47 a-c. 



33P- 



29J. 



29h-j- 



2gi. 



22a. 



Plate of 

 Genotype. 

 76.. .. 



467 



53 



Text reference 

 Plate of (Vol. and 



other species. page). 



II, 3. 



IV, 56. 



139a, b, 

 c, d, e. 



650 

 377 

 177 



57i 



i33a, b 

 372 



687' 

 767a, b 



14 



f44, 64, a, 65, 

 71a, b, 

 72a, b, c, 

 82, 83, 84, 



94. 95. 

 io2a,b, 103, 

 104, 105. 



747a, b, c, d. 

 184. 7i5- 

 5io 



II. 



I, iv. 



Ill, 27; 

 VII, 6. 



173 



no 



93 •• • 



710a, b, 

 c, d. 



702 



{ 



264, 276, 314 



668a, b. 



751 .. .. 



768, 781a, b,c. 



171, 172, 405 



174. 32i, 

 758, 7 6 9 • • 



19, 28 & 96, 49 

 425. 552, 

 553, 554 • • 



/ HI, 25 ; 

 \ V, 7. 



III, 22. 



IV, 54- 



VII, 12. 



\ II, xiv ; 

 f HI, 14. 



\ III, 22. 



II, ix. 



299 

 179, a. 



482* 



144 

 130 a, 

 181a, 

 525a, 



423- 

 23, a. 



215 



78.. 



355a, 



647. 



293 

 290 



294 



358 



III, 20, 21 



11, via. 



106 . . . . II, wit. 

 164, 414, \ II, xi ; 

 711, 723a,b, III, 22 ; 

 732a, b, c, f VI. 47. 

 733, 744a,b. ) 



VI, 46. 



151, 159 •• HI, 21. 

 426, 441. 



VI, 25. 



246, 315- 



Ill, 21, 43 



6, 75. 187 .. V, 33; 



[I, 2.] 

 396, 396[a]. 

 180 a, b, 397- 



b,c. 



b. 



b. 



387 



• • 430- 

 122 

 b. 439. 45L 62: 



291 

 309, 614. 



II, iv. 



III, 14. 

 II, xiii. 

 II. xv. 



II. v. 



VI, 21. 

 VI. 21. 

 VI. 21. 

 Ill, 29. 



