Psgm. placidum — G. doerntense, xxix. 8 — lo ; xxxiii. ii, 12. 



Psgm. quadratum (Haug) — G. quadratum, xxxiv. 6, 7. 



Psi;m. Cotteswoldiae — G. fall. var. Cotteswoldiie, xxxv. 4 — 7. 



Psj;m. subfallaciosum — G. fallaciosum, xxxiii. 17, i8- 



Psf^m. subquadratum — G. subquadratum, xxxvi. 3 — 5. 



Psj^m. thrasu — G. Sa^manni, xxxvi. 6 — 8. 



Pseudographoceras compressum— L. concavum, xv. 5, 6. 



Pseudolioceras gradatum — Ps. cornpactile, xx. 3, 4. 



Ps. pumilum — Ps. compactile, xx. 5, 6. 



Ps. replicatum — Ps. Beyrichi, xx. g, 10. 



Reynesia coela — H. Walkeri, xvi. 10, 11. 



R. intermedia — L. decipiens. var. intermedium, xi. 2, 3, T. 



R. laxa — L. — — — xi. 6, 7. 



R. lepida — L. - — — xi. 4, 5. 



Reynesella piodes — H. \Valkeri, xvi. 7 — g. 



Toxoiioceras Walkeri — H. Walkeri, xvi. i, 2. 



Walkeria arcuata — Gram, sp., xxxii. n, 12., 



W. burtonensis — G. aalense, xxxii. g, 10. 



W. lotbarini^ica ? (Branco) — G. lotharingicum, xxx. 8, g. 



\V. subglabra — L. opalinum, xiii. 7 — 10. 



POLY.MORIIID.K. 



Dumortieria Brancoi — I), subundulata, xlv. 8, g. 



D. costula (Rein) — D. costula, xxxvii. 12, 13. D. sp., xxxvii. 18, ig. 



D. exacta — D. subundulata, xlv. 6, 7. 



D. externicostata (Branco) — D. striatulo-costata, xl. i, 2. 



D. declinans — D. striatulo-costata, xl. 10 — 12. 



D. latescens — D. subundulata, xliii. 8 — 10, 



D. metita — D. radians, xlii. 11, 12. 



D. munda — D. subundulata, xliv. 10 — 12. 



D. Munieri, Haug — U. costula, xxxvii. 14, 15. 



D. penexigua^ — D. radians, xlii. 3 — 5. 



D. rustica- D. subundulata, xlv. 4, 5 : 10 — 12. 



