EUGLENOIDINA, CHLOROMONADINA 309 



(1940) Some new flagellates from the Woods Hole area. Am. 



Midi. Nat., 23:463. 

 Lemmermann, E.: (1913) Eugleninae. Siisswasserflora Deutsch- 



lands. Pt. 2. 

 Loefer, J. B.: (1931) Morphology and binary fission of Heteronema 



acus. Arch. Protist., 74:449. 

 Mainx, F. : (1928) Beitrage zur Morpholgie und Physiologie der 



Eugleninen. I, II. Ibid., 60:305. 

 Palmer, T. C: (1902) Five new species of Trachelomonas. Proc. 



Acad. Nat. Sc., Philadelphia, 54:791. 



(1905) Delaware valley forms of Trachelomonas. Ibid., 57:665. 



(1925) Trachelomonas: etc. Ibid., 77:15. 



(1925a) Nomenclature of Trachelomonas. Ibid., 77:185. 



Pascher, A.: (1913) Chloromonadinae. Siisswasserflora Deutsch. 



Pt. 2. 

 (1924) Neue oder wenig bekannte Protisten. XIII. Arch. 



Protist., 48:492. 



(1925) XV. Ibid., 50:486. 



(1925a) XVII. Ibid., 51:549. 



(1926) XIX. Ibid., 53:459. 



(1929) XXI. Ibid., 65:426. 



Pitelka, Dorothy R. : (1945) Morphology and taxonomy of flagel- 

 lates of the genus Peranema Dujardin. J. Morphol., 76: 179. 



Pochmann, A.: (1942) Synopsis der Gattung Phacus. Arch. Protist., 

 95:81. 



Poisson, R. and Hollande, A.: (1943) Considerations sur la cy- 

 tologic, la mitose et les affinit^s des Chloromonadies. Ann. Sc. 

 Nat. Ser. Bot. Zool., 5:147. 



Pringsheim, E. G.: (1942) Contribution to our knowledge of sapro- 

 phytic Algae and Flagellata. III. New Phytologist, 41:171. 



(1948) Taxonomic problems in the Euglenineae. Biol. Rev., 



23:46. 



and Hovasse, R. : (1948) The loss of chromatophores in 



Euglena gracilis. New Phytologist, 47:52. 



(1950) Les relations de parente entre Astasiacees et 



Euglenacees. Arch. zool. exper. gen., 86:499. 

 Schoenborn, H. W. : (1946) Studies on the nutrition of colorless 



euglenoid flagellates. II. Physiol. Zool., 19:430. 

 Schussler, H.: (1917) Cytologische und entwicklungsgeschichtliche 



Protozoenstudien. I. Arch. Protist., 38:117. 

 Shawhan, Fae M. and Jahn, T. L.: (1947) A survey of the genus 



Petalomonas. Tr. Am. Micr. Soc, 66:182. 

 Skvortzov, B. V.: (1937) Contributions to our knowledge of the 



freshwater algae of Rangoon, Burma, India. I. Arch. Protist., 



90:69. 

 Stokes, A. C: (1888) A preliminary contribution toward a history 



of the freshwater Infusoria of the United States. J. Trenton Nat. 



Hist. Soc, 1:71. 



