LITERATURE. 



95 



gonoctcna (Kreiiij)f), ibid. pp. 586-588. 



Krempf, a. (1920, c). Develdppcmcnt larvairc ilc Cocloplana gonoctena (Krempf). 

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„ (1921). Coeloplana gonoctena. Biologic, ( )rgani/alioii, Developpcniont. Ikill. 



liiol. 54, pp. 252-312, pi. 5. 



Lang, A. (18S2). Der T>au von Gwu/a segmentata iind die \'crwandtscliaft dcr I'latliel- 

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„ (1884). Die Polycladen des ( iolfcs von Xeapel. Fauna u. Flora Golf. Neapel. 



Monogr. II, 



METSCHNrKOFF, E. (1885). Vergleichend-embryologische Studien. i. Ueber die Gastriila- 

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MoRTENSEN, Th. (1910). Tjalfiella tristoina, n. g.. n. sp. A sessile ctenophore from 

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„ (19x2). Uber eine sessile Ctenophore, Tjalfiella h-istoma Mrtsn. Verb. 



Deutsch. zool. Geselsch., 22 sten Jahrsvers. z. Halle, pp. 367— iji- 



,, (1912). A sessile ctenophore, Tjalfiella tristoma (Mrtsn.) and its 



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„ (19 1 2). Ctenophora. The Danish Ingolf- Expedition, Vol. 5. 



,, (1913). (Jn regeneration in ctenophores. Vidensk. Meddel. Dansk. 



Xaturh. Foren., Kobenhavn, Vol. 66, pp. 45-51. 



Barker, T. & Hasweli,, W. (kjio). Te.\t-Book of Zoology, .Second edition., Vol. i, 

 p, 286. 



Samassa, p. (1892). Zur Histologie der Ctenophoren, Arch. mikr. Anatomic., Vol. 40, 

 pp. 157, pis. 8-12. 



„ (1893). Ueber die Entstehung der Genilal/ellen bei den Ctenophoren. 



Verb. Natur-Medic. Veieins Heidelberg., N. F. Vol. 5. 



Schneider, K. (1902). Tehrbuch der Histologic der Tiere, pp. 183-1S6, pp. 274-293. 

 „ (1904). Hie Urgenital/ellen der Ctenophoren. Z. \v. Z., Vol. 76, pp. 388- 



398, pi. 24. 



WiLLEY, A. (1896). On Ctenoplana. (^). J. M. S., Vol. 39, pp. 323-342, pi. 21. 

 „ (1902). Willcy's Zoological Results, pt. 6, pp. 719-723. 



„ (1913)- Notes on plankton collected acnss the mouth (jf the St. Crox 



River, cVc. P. Z. S., pp. 283-292. 



Vatsu. N. (191 i). Observations and experiments on the Ctenophore egg. II. Notes on 

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 ., (1912). Ob.'iervations and experiments on the ctenophore egg. i. The struc- 



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 pp. 1-2 1, pis. 1-5. 



ZlEHLER, H. E. (1S9S). Experimentelle Studien ijber die Zelltheilung. 3. FJie Furchungs- 

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