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Donitz, W. 



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 Diiben, M. W., and Koren, J. 



Zoolo^iskc Bidrag — Oiu Holothuriernas Hudskelett. Kongl. Fetensk. Akad. 



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(Figure young Holothuriae on PI. XI.) 

 Dufoss^, le Dr. 



Observations sur le Dcveloppement des Oursins. C. R., Acad. Sci., Paris, 

 1847, p. 15. Am. Sci. Nat. [3], VII. pp. 44-52. 18Jt7. 

 {Echvius esculentus. ) 



Nouvelle Note sur le Dcveloppement des Oursins. Comptes Rendus, Acad. Sci., 

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Dujardin, F., et Hup^, H. 



Histoire Naturelle des Zoophytes jfechinodermes. [Suites a Buffon.] Paris, 

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(See general chapters on the different orders; PI. I. and PI. VI. contain original 

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Edwards, Henri Milne. 



Observations sur les Sexes des Oursins. Comptes Rendus, Acad. Sci., Paris, 



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Lcfous sur la Pliysiologie et I'Auatomie Comparee de I'Hotnme et des Ani- 

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Fol, Hermann. 



Sur les Phenomenes Intimes de la Pccondation. Comptes Rendus, Acad. Sci., 

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(On the Pronuclei of the Sea-urchin and Asterias.) 



Sur le Premier Dcveloppement d'une Etoile de Mer. Comptes Rendus, Acad. 

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(On the amphiaster of Asterias glacialis, and the disappearance of the germina- 

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On the First Development of a Starfish. Ann. Hag. Nat. Hisf. [4], XX. 

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 (Amphiaster of Asterias glacialis.) 



Sur Quelques Fecondations Anormalcs chcz I'l^toilc de Mer. Comptes Rendus, 



Acad. Sci., Paris, LXXXIV. pp. G59-661. 1877. 

 On Some Abnormal Fecundations in Starfishes. Ann. Mag. Nat. Hist. [4], 



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 (Phenomena of abnormal segmentation.) 



