128 THE VOYAGE OF H.M.S. CHALLENGER. 



kindly sent me specimens of the attached variety of Deltocyathus italicus, and allowed 

 me to figure one of them. 



To all these naturalists I wish to express my obligations and best thanks. My 

 thanks are also due to the late Dr F. Briiggemann, who at the time of his death was 

 engaged in cataloguing the collection of Corals in the British Museum, and who gave me 

 very material assistance. 



List of Monographs and Papers in which Madreporaria occurring in the 



Deep Sea are described. 



Pourtales, L. F. de, Contributions to the Fauna of the Gulf Stream at Great Depths ; Bull. Mus. Coinp. Zool., 



Harvard, No. 6, Dec. 1867, ibid., No. 7. 

 Deep-Sea Corals; 111. Cat. Mus. Comp. Zool., Harvard, No. 4, Cambridge, Mass., 1871. 

 Deep-Sea Corals, Zoological Eesults of the " Hassler" Expedition ; 111. Cat. Mus. Comp. Zool., 



Harvard, No. 8, Cambridge, Mass., 1874. 

 Corals and Crinoids, Reports on the Dredging Operations of the U. S. Coast Survey Steamer 



"Blake"; Bull. Mus. Comp. Zool., Harvard, voL v., No. 9, Dec. 1878. 



Duncan, P. M., "Porcupine" Expedition, Madreporaria, Proc. Roy. Soc, 1870, vol. xviii. pp. 289-301. 



A Description of the Madreporaria dredged up during the Expedition of H.M.S. "Porcupine" 

 in 1869 and 1870, part 1 ; Trans. Zool. Soc. Lond., vol. viii., March 1873, part 5, p. 303. 



Notices of some Deep-Sea and Littoral Corals, from the Atlantic Ocean, Caribbean, Indian, 

 New Zealand, Persian Gulf, and Japanese, &c, Seas ; Proc. Zool. Soc. Lond., 1876, p. 428. 



On the Rapidity of Growth and Variability of some Madreporaria on an Atlantic Cable, with Re- 

 marks upon the Rateof Accumulationof Foraminiferal Deposits; Proc. Roy. Soc, 1877, p. 133. 



A Description of the Madreporaria dredged up during the Expedition of H.M.S. " Porcupine " in 

 1869 and 1870, part 2 ; Trans. Zool. Soc. Lond., vol. x., part 5, March 1878, p. 235. 



Saville Kent, W., Observations on the Madreporaria taken in the late Expedition of the yacht " Noma" off 

 the coasts of Spain and Portugal, Ann. and Mag. Nat. Hist., 1870, vol. vi. p. 459. 



Sars, G. O., On some Remarkable Forms of Animal Life from Great Depths off the Norwegian Coast. 

 Christiania : Brijigger & Christie, 1872. 



Moseley, H. N., Preliminary Report to Professor Wyville Thomson, F.R.S., Director of the Civilian Scientific 

 Staff, on the true Corals dredged by H.M.S. Challenger in deep water between the dates 

 Dec. 30, 1870, and August 31, 1875. Received February 14, 1876; Read March 1G. 

 Proc. Roy. Soc. 1876, p. 544. 



Lindstrom, G, Contributions to the Actinology of the Atlantic Ocean ; Kongl. Svenska. Akad. Handl. Bd. 

 xiv., No. 6, Stockholm, 1877. 



Verrill, A. E., Notice of Recent Additions to the Marine Fauna of the Eastern Coast of North America, No 2, 

 Brief Contributions to Zoology from the Museum of Yale College, No. 39, p. 371, 1878. 



Studer, Th., Ubersicht der Steinkorallen aus der Familie der Madreporaria aporosa, Eupsammina und Turbinarina 

 welche aus der Reise S. M. S. Gazelle um die Erde gesammelt wurden ; Monatsbt. der K. 

 preuss Akad. der "VYiss. zu Berlin, Nov. 1877, s. 6, 25. 



