12 Kept. 
XIV. Reptilia and Batracliia. [1921] 
227. — Nopcsa, F. tlber Dinosaurier, 
Centralbl. Min. Stuttgart. 1. Notizen 
iiber die Systematik der Dinosaurier. 
1917 pp. 203-213. — 2. Die Riesenfor- 
men unter dem Dinosaurier pp. 232-348 
text-fig. 1. — 3. t)ber die Pubis der 
Orthopoden pp. 348-351. — 4. Neues 
liber Geschlechtsunterschiede bei Ortho- 
poden. 1918 pp. 186-198 text-figs. 1-7. 
228. — Nopcsa, F. Zur systematischen 
Stellung von Poposaurus (Mehl.). Cen- 
tralbl. Min. Stuttgart 1921 p. 348. 
229. — Nopcsa, F. Leipsanosaurus 
n. gen. Ein Neuer Thyreophore aus der 
Gosau. Fold. Kozl. Budapest 48 1918 
pp. 324-328 pi. 3. 
230. — Nopcsa, F. Die Dinosaurier der 
Siebenbiirgischen Landesteile Ungarns. 
Jahrb. Kgl. Ungar. Geol. Reich. Buda- 
pest 23 1915 pp. 1-24 pis. 1-4 text-figs. 
1-3. 
231. — Obreshkove, V. The photic 
reactions of tadpoles in relation to the 
Bunsen-Roscoe Law. J. Exp. Zool. 
Philadelphia 34 1921 pp. 235-279 text- 
figs. 1-9. 
232. — O’Donoghue, C. H. An Intro- 
duction to Zoology. London 1920. 
Ch. ii-v. (The Frog, pp. 12-117 ; Histo- 
logy and Cytology, pp. 354-375 ; Em- 
bryology, pp. 376-396 ; Evolution, etc., 
pp. 472-482) many figs. 
233. — Ogawa, C. Experiments on the 
regeneration of the lens in Diemyctylus. 
J. Exp. Zool. Philadelphia 33 1921 pp. 
395-407 figs. 1-4. 
234. — Ortenburger, A. I, A list of 
Amphibia and Reptilia collected in 
Indiana. Copeia New York No. 99 1921 
pp. 73-76. 
235. — Ortenburger, A. I. An eastern 
record and a note on Charina bottae 
(Blairville). Copeia New York No. 100 
1921 p. 84. 
236. — Osborn, H. F. and Mook, C. C. 
Gamarasaurus, Amphicoelicts, and other 
Sauropods of Cope. Mem. Amer. Mus. 
Nat. Hist. New York new Ser. 3 (3) 
1921 pp. 247-387 pis. lx-lxxxv text- 
figs. 1-127. 
Pacella, G. vide Guglielmetti, J. 
237. — Pack, H. J. Food Habits of 
Sceloporus graciosus graciosus (Baird 
& Girard). Proc. Biol. Soc. Washing- 
ton 34 1921 pp. 63-66 (tables). 
238. — Painter, T. S. Studies in repti- 
lian spermatogenesis. I. The spermato- 
genesis of lizards. J. Exp. Zool. Phila- 
delphia 34 1921 pp. 281-327 6 text-figs. 
4 plates. 
239. — Palmgren, A. Embryological 
and Morphological Studies on the Mid- 
Brain and Cerebellum of Vertebrates. 
Acta Zool. Stockholm 2 1921 pp. 1-94 
text-figs. 1-119. 
240. — Pearson, H. S. The Skull and 
some Related Structures of a Late 
Embryo of Lygosoma. Journ. An at. 
Cambridge 56 1921 pp. 20-43. 
241. — Perez, C. Sur un pretendu 
tissu interstitiel dans le testicule des 
Batraciens UrodMes. C. R. Acad. Sci. 
Paris 172 (23) 1921 pp. 1443-1445. 
242. — Petersen, H. Bildung einer 
uberzahligen Linse bei Rana temporciria. 
Arch. EntwMech. Leipzig 47 1921 
pp. 239-248 text-figs. 1-6. 
243. — Phisalix, M. Animaux veni- 
meux et Venins. Paris 1921 2 pp. 1-864 
pis. 1-17 (8 coloured) figs. 1-521. 
244. — Pope, P. H. Some doubtful 
points in the life-history of Notophthal- 
mus viridescens. Copeia New York 
No. 91 1921 pp. 14-15. 
245. — Portmann, G. Recherches sur 
le sac et le canal endolymphatiques. 
Organe endolymphatique des Batra- 
ciens. C. R. Soc. biol. Paris 84 1921 
pp. 133-136 fig. 
Power, J. H. vide Boulenger, G. A. 
246. — Procter, J. B. On a Small 
Collection of Reptiles and Batrachians 
made by Mr. Goodfellow in E. Bolivia 
(1918-19). Ann. Mag. Nat. Hist. 
London (9) 7 1921 pp. 189-192. 
247. — Procter, J. B. A Note on the 
Tail of Spelerpes fuscus, Bonaparte. 
Ann. Mag. Nat. Hist. London (9) 7 
1921 pp. 222-223. 
248. — Procter, J. B. Further Lizards 
and Snakes from Persia and Mesopo- 
tamia. J. Bombay N. H. Soc. 28 1921 
pp. 251-253. 
249. — Procter, J. B. On the Variation 
of the Scapula in the Batrachian Groups 
Aglossa and Arcifera. Proc. Zool. Soc. 
London 1921 pp. 197-214 figs. 
Procter, J. B. vide Smith, M. A. 
