SUPPLEMENT, TABLE IV. 

 Radial lines. — Polymorphic, Oppelidte. 



166 



169 



170 



172 173 



177 



181 



182 



18* 



1 ( 



189 



U 



P P 



u 



191 



!06 



107 



190 



(a, from specimen figured in PI. XXXVII, figs. 12, 13 ; 



Fig. 166. — Dumortieria costula, p. clxxv. 



b, from that in PI. XXXVII, figs. 18, 19.) 



Fig. 167. — Dumortieria munieri, p. clxxv. (From specimen in PL XXXVII, figs. 14, 15.) 



Fig. 169. — Dumortieria externicostata, p. clxxvii. (From specimen in PI. XL, figs. 1, 2.) 



Fig. 170. — Dumortieria mutatis, p. clxxvii. (From specimen in PL XL, figs. 3 — 9.) 



Fig. 171. — Dumortieria declinans, p. clxxvii. (From specimen depicted in PL XL, figs. 10 — 12, at 



two stages : a, subcostate ; b, degenerate subcostate.) 



Fig. 172. — Dumortieria yeovilensis, p. clxxviii. (From example in PL XXXVII, figs. 16, 17.) 



Fig. 173. — Dumortieria metita, p. clxxviii. (From specimen shown in PL XLII, figs. 11, 12.) 



Fig. 174. — Dumortieria regularis, p. clxxviii. (From example in PL XLI, figs. 4 — 6.) 



Fig. 175. — Dumortieria radians, p. clxxix. (From example in PL XLII, figs. 8 — 10.) 



Fig. 176. — Dumortieria signata, p. clxxix. (From specimen in PL XLII, figs. 6, 7.) 



Fig. 177. — Dumortieria subfasciata, p. clxxxi. (From specimen depicted in PL XXX, fig. 18.) 



Fig. 180. — Dumortieria subexcentrica, p. clxxxii. (From example figured in PL XXX, fig. 19, and 



PL XLIV, figs. 7, 8.) 



Fig. 181. — Dumortieria linearis, p. clxxxiii. (From specimen shown in PL XXX, figs. 15 — 17.) 



Fig. 182. — Dumortieria, sp., p. clxxxiii. (From specimen figured in PL XLIV, figs. 5, 6.) 



Fig. 183. — Dumortieria lata, p. clxxxiii. (From example drawn in PL XLIV, figs. 1 — 3.) 



Fig. 184. — Dumortieria exigua, p. clxxxiv. (From specimen in PL XLIII, figs. 11, 12.) 



Fig. 185. — Dumortieria latescens, p. clxxxv. (From specimen in PL XLIII. figs. 8 — 10.) 



Fig. 186. — Fontannesia grammoceroides, p. clxxxviii. (From a plaster cast of Dr. E. Haug's holo- 



type.) 



Fig. 187. — Fontannesia explanata, p. clxxxviii. (From the specimen in PL XL VI, figs. 6, 7.) 



Fig. 189. — (Ecotraustes rugosus, p. cxciv. (From example depicted in PL XXI, figs. 1,2; a, costate 

 stage ; b, middle of nodate stage.) 



Fig. 190. — (Ecotraustes costiger, p. cxciv. (From specimen in PL XX, figs. 15 — 17; a, costate 

 stage ; b, end of nodate stage.) 



Fig. 191. — (Ecotraustes nodifer, p. cxcv. (From example in PL XX, figs. 13, 14; a, costate stage; 

 b, end of nodate stage.) 



