EDITORIAL NOTES. 



Tins Volume contains Parts LXXX., LXXXL, and LXXXII. of the 



Zoological Series of Reports on the Scientific Results of the Expedition. 



Part LXXX. — About a year ago Mr. George Brook, Lecturer on 

 Comparative Embryology in the University of Edinburgh, was induced by 

 me to undertake the examination and description of the small group of 

 Antipatharia collected during the Expedition. Since the collection was 

 placed in his hands Mr. Brook has devoted nearly the whole of his time to 

 the investigation. The accompanying Report, which may be regarded as 

 a Monograph, shows what large additions have been made to our knowledge 

 of the morphology of this interesting group of deep-sea animals. 



The Report consists of 222 pages of letterpress, illustrated by 15 litho- 

 graphic plates and numerous woodcuts. 



Part LXXXI. — This is a Supplementary Report by Professor Studer on 

 a few species of Alcyonaria, which were found in his possession too late to 

 be included in the Report on the Alcyonaria, by Professors "Wright and 

 Studer, published in January last (Part LXIV. Vol. XXXI.). 



The Report includes a summary of the geographical and bathymetrical 

 distribution of the Alcyonaria, and consists of 31 pages of letterpress, 

 with 6 chromo-lithographic plates. 



Part LXXXII. — In this Part Professor Ernst Haeckel makes his fourth 

 contribution to the Challenger series of Zoological Reports, and here deals 



