122 EISEN 



1900 Researches in American Oligochseta, with especial reference to those of 

 the Pacific Coast and Adjacent Islands. Proc. Cal. Acad. Sci., 3d Ser., 

 Zool., vol. 2, No. 2. 



Emery, Carlo. 



1898 Diagnosi di un nuovo genera e nuova specie di Annelid! della famiglia 



degli Enchjtraeidse. Melanenchjtraeus solifugus. Atti R. Accad. 



Lincei (5) Rendic. CI. di. fiss., vii, pp. no, in. 1898. 

 1898 Sur un Oligoch^te noir des glacier de I'Alaska. Bull, de la Soci^td 



Zool. Suiss. Geneve, Assemble general de Bern. 1898. 



Claparede, Ed. 



l85i Recherches Anatomiques sur les Anndlides, Turbellarids, Opalines et 

 Gr^garines observes dans les Hebrides, pp. 1-96, pis. 1-7. Geneve (H. 

 Georg). 1S61. 

 Friend, Hilderic. 



1898 Researches among Annelids. Pp. 81-83. March, 1898. Irish Naturalist. 



Hesse, R, 



1893 Beitrage zur Kenntnis des Baues der Enchjtraeiden. Zeit. wiss. Zool., 

 Bd. LVii, I, pp. 17, Taf, I. 1S93. 



Leidy, L. 



1850 Descriptions of some American Annelida abranchia. Journ. Acad. 

 Nat. Sci. Phila., vol. 11, 2d Ser., pp. 43-50, pi. 11. 1850. 



Leidy, J. 



1882 On Enchytrseus, Distichopus and their Parasites. Proc. Acad. Nat. 

 Sci. Phila., 1882, p. 145. 

 Levinsen, G. M. R. 



1884 Systematisk-Geografisk Oversigt over de Nordiske Annulater, Gephy- 

 rea, Chretognathi and Balanoglossi. Vidensk. Meddel. f. d. Naturh. 

 Foren. i Kjobenhavn, 1883. Publ. 1884. 

 Michaelsen, W. 



1886 Uebcr Enchytraeus Moebii Mich und andere Enchytrseiden. Pp. 1-52, 

 Taf. 1-3. Kiel. 1886. 



1886 Ueber Chylusgefassysteme bei Enchytrseiden. Arch. f. mikr. Anat., 

 Bd. XXVIII, pp. 292-304, Taf. xxi. 1886. 



1887 Enchytraeiden-Studien. Arch. f. mikr. Anat., Bd.xxx, pp. 366-378, Taf. 

 XXI. 1887. 



1888 Beitrage zur Kenntnis der deutschen Enchytrieiden-Fauna. Arch. f. 

 mikr. Anat., Bd. xxxi, pp. 483-498, Taf. xxiii. 1S88. 



1888 Die Oligochseten v. Sud-Georgien n. d. Ausbeute d. deutschen Station 

 V. 1882-1883. Jahrb. wiss. Anst. Hamburg, Bd. v, pp. 53-73. 1888. 



1889 Synopsis der Enchytrjeiden. Abhandl. d. Naturw. Ver. in Hamburg. 

 Bd. XI, 60 pp., one plate. 18S9. 



i889« Oligochaeten des Naturhistorischen Museums in Hamburg. I. Jahrb. 

 d. Hamburgischen wiss. Anstalten. Bd. vi, pp. 12-17, Taf., figs. 4-7. 

 1889. 



1900 Oligochseta. Das Thierreich. 10 Lief. Berlin (R. Friedlander und 

 Sohn). 



