LITERATURVERZEICHNIS 



1891. Apathy, St. Keimstreifen itnd Mesoblastbildiing bei Hiriidineen. 



Zool. Anz. Bd. 14. 

 1880. Balfour, Fr. m. Handbuch der s>ergleichenden Embryologie. 



Bd. I. 



1888. Beddaiîd, F'r. E. Onthe Occiirènce ofnnnierons Nephridiain the 



saine Segment in certain Earthivornis, and on the Relation- 

 ship between Excretory System in the Annelida and the 

 Plathyhelminths. Quart. Journ. micr. Sci. Vol. 28. 



1889. — On certain Points in the structure of Urochaeta, E. P., and 



Dichogaster, nov. gen. with further Remarks on the Nephri- 

 dia of Earthworms. Quart. Journ. micr. Sci. Vol. 29. 



1891. — On the structure of an Earthworms allied to Nemertodrilus 



Mie h. with Observation on the Post-embryonic Development 

 of certain Organs. Quart. Journ. micr. Sci. Vol. 32, 



1892. — Researches into the Enibryology of the Oligochaeta. I On 



certain Points in the Development of Acanthodrilus multi- 

 porus. Quart. Journ. micr. Sci. Vol. 33. 



1895. — A monograph of the order of Oligochaeta. Oxford. 



1891. Benham, W. B. The Nephridium of Lnmbricus and its Blood- 

 supply ; with Remarks on the Nephridia in the other Chaeto- 

 poda. Quart. Journ. micr. Sci. Vol. 32. 



1885. Bergh, K. s. Ueber die Métamorphose von Nephelis. Zeitschr. 

 f. wiss. Zool. Bd. 41. 



1885. — Die Exkretionsorgane der Wi'irmer. Kosmos, Bd. 2. Stutt- 

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1885. — Die Métamorphose von Aulastonium gulo. Arb. Zool. Inst. 



Wûrzburg. Bd. 7. 



1886. — Entwicklungsgeschichte der Anneliden. Kosmos, Bd. 2. Stutt- 



gart. 

 1886. — Ueber die Deutung der allgemeinen Anlagen am Ei von 

 Clepsine und der Kieferegel. Zool. Anz. Bd. 9. 

 Rev. Suisse de Zool. T. 29. 1921. 9* 



