[1021 j 
VIII. Mollusca. 
Moll. 25 
503. — Wrigley, A < Note on some of 
F. E. Edwards’ specific names of 
Eocene mollusca. Proc. Malac. Soc. 
London 14- 1921 pp. 139-140. 
504. — Wurm, A. Beitrage zur 
Kenntnis der Trias von Katalonien. 
Zs. D. geol. Ges. Berlin B 71 1919 
(1920) pp. 153-160. 
505. — Wurm, A. tjber einige neue 
Funde aus dem Muschelkalk der 
Umgebung von Heidelberg (Ptychites 
dux Geb. und Velopecten alberti 
(Goldf.) Philippi). Z. D. geol. Ges. 
Berlin A 66 1914 pp. 444-448 1 pi. 
506. — Yabe, H. and Shimizu, S. Notes 
on some cretaceous ammonites from 
Japan and California. Sci. Rep. 
Tohohu Imp. Univ. Sendai 5 1921 
pp. 53-59 pis. i & ii. 
506a. — Yabe, H. Occurrence of 
Pleurotoma ( Antiplanes ) perversa Gabb 
in the Tertiary and Later Deposits of 
Japan. J. Geol. Soc. Tokyo 27 1920 
p. (4) 77. 
507. — Yehara, S. On some New 
Species of Trigonia from the Lias of 
Prov. Nagato and the Cretaceous of 
Prov. Awa. J. Geol. Soc. Tokyo 28 
1921 pp. 7-11 1 pi. 
508. — Yokoyama, M. Notes on 
Tertiary Shells from Izumo and 
Shinano. J. Geol. Spc. Tokyo 28 1921 
p. 317. 
II.— SUBJECT INDEX. 
N.B. — The number in Clarendon Type 
quoted after the author's name , in 
both the Subject and Systematic 
Indices , refers to “ Titles," where 
the fuller reference will be found. 
GENERAL. 
Historical. — Eales, 162. 
Biography. — F., 168; Fulton, 183; 
Joubin, 252; Lamy, 272 & 273; 
StandeN, 420. 
Bibliography. — Berry, 50 ; Dall, 
132 & 134 ; Iredale, 239 & 240 ; 
Joubin, 252 ; Lamy, 272 ; Standen, 
420 ; Wrigley, 503. 
General Treatises and Monographs. — 
Morse, 306 ; Piaget, 348 ; Pilsbry, 
354; Stolley, 431. 
Ethno-Conchology. — F ischer, 173 ; 
Toms, 448. 
Museums, Collections, Expeditions. — 
Bofill i Poch, 62; Dall, 130; Fossa - 
Mancini, 176a ; Fulton, 183 ; J., 242 ; 
Kalkschmid, 253 ; Lamy, 271 ; Malu- 
quer, 286; P.,340. 
Classification. — Bartsch, 36, 38 & 
39 ; Dall, 137 ; DouvillIs, 159. 
Nomenclature. — Berry, 50 ; Cooke, 
120 ; CossmaNn, 122b ; Dall, 133 ; 
Goodrich, 195 ; Grimpe, 202 ; Gude, 
207 ; Gude and Woodward, 208 & 
209 ; Hopwood, 229 ; Iredale, 240 ; 
Kjerschow-Agersborg, 259 ; Lam- 
bert and Cossmann, 266a ; Maillieux, 
285 ; Pallary, 341 & 341 a ; Pilsbry, 
353 ; Sobolew, 412 ; Tomlin, 444 & 
446 ; Walker, 474 & 476 ; Watson, 
479. 
Technique. — Baker, 26 ; Daniel, 
138; Fuller, 182; Mikhailoff, 301. 
Economics. — B outan, 71 & 72 ; 
Calderwood, 88 ; Churchill, 103 ; 
Dollfus, 156 ; Faideau, 171 ; Gruvel, 
205; Haynes, 216; J., 241 ; Kofoid, 
260 ; Margier, 287 ; Mestayer, 300. 
Miscellanea. — B retNall, 78 ; Boy- 
cott, 77 ; Diener, 150 ; Elliott, 166 ; 
Haas, 211 ; Nicolesco, 310a ; Nico- 
lesco & Debeaupuis, 310b ; Petit- 
clerc, 344a ; Taylor, 437 ; Vanatta, 
456. 
STRUCTURE. 
General. — Bispinghoff, 57 ; 
Churchill, 103 ; Cockerell, 114 ; 
Colosi, 118 & 119; Eales, 162; 
Ebersbach, 163 ; Grier, 201 ; Hoff- 
mann, 226 ; Kofoid, 260 ; Odhner, 
316 ; Ortmann, 334. 
Nervous System. — B ruel, 79 ; Kretz- 
schmar, 262 ; Kunze, 265 ; Merton, 
298 ; Mikhailoff, 301 ; Pfeil, 345 ; 
Robson, 375 & 376. 
Shell. — D aniel, 138 ; Diener, 148 & 
152 ; Flossner, 175 ; Hedley, 218 ; 
Loppens, 282 ; O’Connell, 315 ; 
Odhner, 316 ; Pelseneer, 344 ; 
Schmidt, 394 & 395 ; Staub, 424 ; 
Wepfer, 483. 
