10 Kept. 
[1921] 
XIV. Reptilia and Batrachia. 
181. — Kuhlenbeck, H. Die Regionen 
des Anurenvorderhirns. Anat. Anz. 
Jena 54 1921 pp. 304-316 text-figs. 1-8. 
182. — Kupelweiser, E. Beitrag zur 
Physiologic des venosen Vorherzens 
(Sinus und Hohluenen) der Ringelnatter. 
Arch. ges. Physiol. Berlin 182 1920 
pp. 50-73 figs. 1-8. 
183. — Landacre, F. L. The fate of 
the neural crest in the head of the 
urodeles. J. Comp. Neur. Philadelphia 
33 1921 pp. 1-43 11 figs. 
184. — Larsell, O. The cerebellum of 
Amblystoma. J. Comp. Neur. Phila- 
delphia 31 1920 pp. 259-282 21 figs. 
185. — Laurens, H. et Detwiler, S. R. 
Studies on the retina. The structure of 
the retina of Alligator mississippiensis 
and its photomechanical changes. J. 
Exp. Zool. Philadelphia 32 1921 pp. 
207-234 text-figs. 1-13. 
Laurens, H. vide Detwiler, S. R. 
186. — L6b£dinsky, N. G. Ontogene- 
tischc Gestaltsveranderungen des Mec- 
kel’schen Knorpels der Sauropsiden. 
Anat. Anz. Jena 50 1917-18 pp. 313- 
338 text-figs. 1-27. 
187. — L6b§dinsky, N. G. Sur un 
Tetard de liana temporaria L. bic^phale. 
C. R. Soc. biol. Paris 85 1921 pp. 791- 
792 figs. 
188. — Lecailler, A. Descriptions des 
sillons qui apparaissent normalement 
h la surface des oeufs non fecond^s du 
crapaud commun et du crapaud cala- 
mite. Arch. anat. microsc. Paris 17 
1921 pp. 361-374 1 plate. 
189. — Leigh- Sharpe, W. H. Abnormal 
Legs in Frogs. Ann. Mag. Nat. Hist. 
London ser. 9 1921 7 pp. 187-189. 
190. — Levy, F. t)ber die sogen- 
nannten Ureier im Froschhoden. Biol. 
Centralbl. Leipzig 40 1920 pp. 29-37. 
191. — Lisi, L. de. t)ber die Funktion 
der Hoden und des Eierstackes der 
enthirnten Schildkroten. Arch. Entw- 
Mech. Leipzig 47 1921 pp. 617-626. 
192. — Lloyd, J. H. Abnormalities in 
the Common Frog ( liana temporia). 
Proc. Zool. Soc. London 1921 pp. 
493-496. 
193. — Loveridge, A. Notes on Tor- 
toises collected in East Africa, 1915— 
1919. Journ. E. Africa Uganda N. H. 
Soc. Nairobi No. 16 1921 pp. 50-52. 
Luckhardt, A. B. vide Carlson, A. J. 
194. — Lull, R. S. The Cretaceous 
Armored Dinosaur, Nodosaurus textilia 
Marsh. Amer. J. Sc.i. Newhaven Conect. 
1 ser. 5 1921 pp. 97-126 pis. 1-4 text- 
figs. 1-7. 
195. — McCarrison, R. Observations 
on the effects of Fat Excess on the 
Growth and Metamorphosis of Tad- 
poles. Proc. Roy. Soc. London ser. B 
92 1921 pp. 295-303. 
196. — Macht, D. I. and Bloom, W. 
Comparative study of ethanol, caffeine 
and nicotine on the development of 
frogs’ larvae. Proc. Soc. Exp. Biol. 
Med. New York 18 1921 pp. 241-2. 
197. — Manfredi, P. Di un caso di 
melomelia in un Axolotl. Natura Milan 
12 1921 pp. 33-38. 
198. — Mangold, O. Fragen der Regu- 
lation und Determination an umgeord- 
neten Furchungsstadien und versch- 
molzenen Keimen von Triton. Arch. 
EntwMech. Leipzig 47 1921 pp. 249- 
301. 
199. — Mangold, O. Situs inversus bei 
Triton. Arch. EntwMech. Leipzig 48 
1921 pp. 505-516 1 fig. 
Markham, B. vide Wilson, H. V. 
200. — Mathew, W. D. Fossil Verte- 
brates and the Cretaceous-Tertiary 
Problem. Amer. J. Sci. Newhaven 
Connect. 2 ser. 5 1921 pp. 209-227. 
Matsuura, K. vide Izuka, A. 
201. — Maurer, F. Zur Frage von der 
Vererbung erworbener Eigenschaften 
Anat. Anz. Jena 54 1921 pp. 201-205. 
202. — Mehl, M. G. A New Form of 
Diplocaulus. Journ. Geol. Chicago 111. 
29 1921 pp. 48-56 2 figs. 
Menzies, J. A. vide Atkinson, M. 
203. — Mook, C. C. Description of a 
Skull of the Extinct Madagascar Croco- 
dile, Crocodilus robustus Vaillant and 
Grandidier. Bull. Amer. Mus. Nat. 
Hist. New York 44 1921 pp. 25-32 
pis. 4. 
