NOTES AND MEMORANDA. 195 



Heproduction of Noctiluca. — At p. 331 of vol. i. we quoted 

 from ' Comptes Eendus ' a paper by Professor Cb. Eobin on tbis 

 subject. Tbe furtber detailed memoir tbere mentioned is publisbed 

 in tbe autbor's ' Journal de I'Anatomie et de la Pbysiologie,' * wbere, 

 besides tbe greater completeness of tbe text (67 pp.), it bas tbe advan- 

 tage of being accompanied by seven plates. 



* ' Ann. and Mag. Nat. Hist,,' ser. 5, vol. xiv. p. 5G3 



o 2 



