SKX IN UNICl.I.LULAR AIXIAK 129 



. 1941. Inheritance in proto/oa, in (^nlkiiis, (I. N., and F. M. Sunmers, 



Protozoa in Biolosj^icctl Rcscwch, pp. 710-771. Columbia University Press, 



New York. 

 Jollos, V. 1926. Untcrsuchungen iibcr die Sexualitiitsverhiiltnisse von Dasy- 



cladiis chrvacfor/nis. Biol. 7.ej/tr., 46, 279-295. 

 Kater, J. M. 1929. Morphology and division of Cblaiiiydoiiionas, with reference 



to the phylogen\' of the flagellate neuromotor system. Uiiiv. Calif. 



(Berkeley) Pnbls.'Zool., 33, 125-168. 

 Klcbs, G. 1896. Die Bediii{^iiiigeii der b'ortpthtiiznng hei einigen Algen wid 



Filzen. Fischer, Jena. 

 Klyver, F. D. 1929. Notes on tlie life history of Tetraspora gelatinosa (Vauch.) 



Desr. Arch. Protistenk., 66, 290-296. 

 Korschikotf, A. A. 1923. Zur Morphologic des geschlechtlichen Processes bei 



den \^olvocales. Arch. Russ. ProtistoL, 2, 179-194. 



. 1926. Algological Notes II. Arch. Russ. ProtistoL, 5, 137-161. 



. 1927. Phyllocardiinn coinplaiiatwin, a new Pol)blepharidacea. Arch. 



Protistenk., 58, 441-449. 

 Kurssanow, L. J., and N. M. Schemakhanowa. 1927. Sur la succession des 



phases nucleaires chez les algues vertes. Le cycle de developpement du 



Chlorochytriwn Le77mae (Cohn). Arch. Riiss. ProtistoL, 6, 131-146. 

 Lang, A. 1944. Entwicklungsphysiologie. Fortschr. Botciii., 11, 268-317. 

 Lerche, AV. 1937. Untcrsuchungen iiber Entvvicklung und Fortpflanzung in der 



Gattung Dunaliella. Arch. Protistenk., 88, 236-268. 

 Lcwin, R. A. 1949a. Genetics of Chlaniydonwnas — paving the way. Biol. Bull., 



97, 243-244. 

 . 1949b. Germination of zygospores in Chlaniydomonas. Nature, 164, 



543-554. 



. 1950a. Gamete behaviour in Chlaniydonwnas. Nature, 166, 76. 



. 1950b. Genetics of ChUrniydoinonas nioeivusii Gerloff. Proc. Intern. 



Botan. Congr. {Stockhohii), pp. 858-860. 

 . 1951. Isolation of sexual strains of Chlamydomonas. J. Gen, Microbiol., 



5, 926-929. 

 . 1952a. Ultraviolet induced mutations in Chlamydomonas moeivusii 



Gerloff. /. Gen. Microbiol., 6, 233-248. 

 . 1952b. Studies on the flagella of algae. I. General observations on 



Chlamydoinonas moeivtisii GerlofT. Biol. Bull., 102, 74-79. 

 . 1952c. The primary zygote membrane in Chlainydomonas moeivusii. 



J. Gen. Microbiol., 6, 249-250. 

 . 1953. Genetics of Chlamydomonas moeivusii Gerloff. /. Genetics, 51, 



543-560. 

 Loeb, J. 1915. On the nature of the conditions which determine or prevent 



the entrance of the spermatozoon into the e^gg. Am. Naturalist, 49, 257- 



285. 

 Luyet, B. J. 1950. A comparative study of the life cycles of lower protozoa 



and protophyta. Biodyna?7iica, 6, 265-364. 

 Maher, M. L. 1946-7. The role of certain environmental factors in growth 



