LITERATURE 447 



Hj. Ostergren. tJber die Funktion der Fiisschen bei den Schlangen- 



sternen. Biol. Centralblatt, xxiv. 1904. 

 Zur Kenntnis der skandinavischen u. arktischen Synaptiden. Arch. 



Zool. exper. (4) iii. 1905. 

 Einige Bemerkungen iiber die westeuropaischen Pseudocucumis- und 



Phyllophorus-Arten. Arkiv for Zoologi. iii. 1906. 

 Zur Phylogenie und Systematik der Seewalzen. Zoologiska Studier, 



tillagnade Prof. T. Tullberg. 1907. 

 J. H. Orton. On some Plymouth Holothurians. J. Mar. Biol. Ass. x. 



1914. 

 Sea Temperature, Breeding and Distribution in Marine Animals. Ibid. 



xii. 1920. 

 Some new Commensals in the Plymouth district. Nature, cxii., 1923 



(p. 861). 

 S. Pace. Notes on two species of Cucumaria from Plymouth. J. Mar. 



Biol. Ass. vii. 1904. 



F. G. Pearcey. The Echinoderms of the Moray and Cromarty Firths. 



20th Ann. Rep. Fishery Board for Scotland, iii. 1902. 

 E. Perrier. Contribution a I'etude des Stellerides de I'Atlantique Nord. 



Res. Camp. Scientif. Prince de Monaco, xi. 1886. 

 Echinodermes. I. Stellerides. Expeditions scientif. du " Travailleur " 



et du " Talisman ". 1894. 

 R. Perrier. Holothuries. Exped. scientif. du " Travailleur " et du 



"Talisman ", V. 1902. 

 C. G. JoH. Petersen. Valuation of the Sea. II. The Animal Communities 



of the Sea Bottom and their importance for Marine Zoogeography. 



Rep. Danish Biol. Station, xxi. 1913. 

 H. Prouho. Recherches sur le Dorocidaris papillata et quelques autres 



Echinides de la Mediterranee. Arch. Zool. exper. et gener. (2) v. 1888. 

 A. de Qtjatrefages. Memoire sur la Synapte de Duvernoy. Ann. Sc. 



Nat. Zoologie (2) vii. 1842. 

 A. Reichensperger. Die Driisengebilde der Ophiuren. Zeitschr. f. 



wiss. Zool. 91. 1908. 

 L. P. W, Renouf. a contribution to our knowledge of the Fauna of 



the Clyde sea-area. Glasgow Naturalist, viii. 1920. 

 J. Ritchie. The " Cotton -Spinner " (Holothuria forskali) : an Echinoderm 



new to the Fauna of Scotland. Ann. Scot. Nat. Hist. 1910. 



G. J. Romanes and J. C. Ewart. Observations on the Locomotor system 



of Echinodermata. Phil. Trans. 1881. 

 J. RuNNSTROM and S. Runnstrom. Uber die Entwicklvmg von Cucu- 

 maria frondosa Gunnerus und Psolus phantapus Strussenfelt. Bergens 



Mus. Aarbok. 1918-1919 (1920). 

 S. RuNNSTROM. Leptosynapta inhaerens, en Holothurie med forkortad 



Utveckling. Bergens Mu^. Aarbok. 1923-1924 (1925). 

 G. O. Sars. Nye Echinodermer fra den norske Kyst. Vidensk. Selsk. 



Forhandl. Christiania. 1871. 

 On some remarkable forms of Animal Life from the great depths off the 



Norwegian coast. II. Researches on the structure and affinity of the 



genus Brisinga. 1875. 

 M. Sars. Bidrag til Kundskaben om Middelhavets Littoral -Fauna. Nyt 



Magasin f. Naturvidensk. Christiania. 1857. 

 Oversigt af Norges Echinodermer. 1861. 



