14 bulletin: museum of comparative zoology. 



Graff, L. von. 



1882. Monographie der Turbellarien. I. Rbabdocceleu. Leipzig. 

 Grube, E. 



1872. Beschreibung vou Planarien des Baikalgebietes. Arch. Naturg., 

 Jahrg. 38, Bd. I. pp. 273-292, Taf. XI., XII. 

 Hallez, P. 



1890. Catalogue des Turbellaries (Rhadoccelides, Triclades et Polvclades) 

 du Nord de la France, etc. Lille. Also iu Rev. Biol. Nord de la Frauce, 

 Tom. II., IV., v., 1890-93. 

 Hallez, P. 



1892. Morphogerde generale et affiuites des Turbellaries. Lille, 

 lijima, I. 



1884. Untersuchungen iiber den Bau und die Eutwicklungesbichte der 

 Siisswasser Dendroccelen (Tricladeu). Zeitschr. wiss. Zool., Bd. XL. 

 pp. 359-464, Taf. XX.-XXIH. 

 lijima, I. 



1887. Ueber einige Tricladeu Europa's. Jour. Roy. Coll. Sci., Imp. Univ. 

 Japan, Vol. I. pp. 337-358, Plate XXV. 



Kennel, J. von. 



1888. Untersuchungen an neuen Turbellarien. Zool. Jahrb., Abth. Anat. 

 u. Out, Bd. III. Heft 3, pp. 447-486, Taf. XVIII., XIX. 



Lang, A. 



1884. Die Polycladen. Fauna u. Flora d. Golfes v. Neapel, XI. Leipzig. 

 Leidy, J. 



1848. Descriptions of Two New Species of Planaria. Proc Acad. Nat. Sci 

 Philad., Vol. IIL pp. 251, 252. 

 Leidy, J. 



1848*. Descriptions of Two New Species of Planaria. Ann. Mag. Nat. 

 Hist., Ser. 2, Vol. I. p. 78. 

 Leidy, J. 



1852. Helminthological Contributions, No. 2. Proc. Acad. Nat. Sci. 

 Philad., Vol. V. pp. 224-227. 



Leidy, J, 



1852*. Helminthological Contributions, No, 3. Proc. Acad. Nat. Sci. 

 Philad., Vol. V, pp, 239-244, 

 Leidy, J, 



1852''. Corrections and Additions to former Papers on Helminth ology. 

 Proc. Acad. Nat, Sci. Philad., Vol. V. pp. 284-290. 

 Leidy, J. 



1885. Planarians. The Museum, Vol. I, No. 4, pp. 49-52, 



Leuckart, R. 



1852. Mesostoma Ehrenbergii anatomisch dargestellt. Arch. Naturg., Jahrg. 

 18, Bd. I. pp. 234-250, Taf. IX. 



