xviii BRITISH POSSIL ECHINODERMATA. 



105. Steinmann, 1881. Die Kenntniss der Jura und Kreideformation in Caracoles, 



Bolivia. 

 100. P. DE LoRioL, 187G. Note sur quelques esp. nouvelles appartenant a la Classe de 



Echinodermes (Mem. Soc. de Phys. et d'Hist. nat. de Geneve, T. 24). 



107. Alexander Agassiz, 1872-74. Revision of the Echini (Illustrated Catalogue of 



the Museum of Compar. Zoology at Harvard College, No. 7). 



108. Wyville Thomson, 1873. The Depths of the Sea. 



109. Wyville Thomson, 1874. On the Echinoidea of the "Porcupine" Deep Sea 



Dredging Expedition (Philos. Trans, of the Royal Soc. of London, vol. clxiv). 



110. Alexander Agassiz, 1874. Zoological Results of the Hasler Expedition; Echini 



(Illustrated Catalogue of the Museum of Compar. Zoology at Harvard College, 

 No. 8). 



111. Alexander Agassiz, 1878. Report on the Results of Dredging .... by the 



U. S. Coast Survey Steamer " Blake ; " Echini (Bull. Mas. of Compar. Zool. at 

 Harvard College, vol. v, No. 9). 

 Alexander Agassiz, 1880. Idem., idem. (Bull. Mas. of Compar. Zool. at 

 Harvard College, vol. viii. No. 2). 



112. Wyville Thomson, 1877. The Voyage of the " Challenger; " the Atlantic. 

 Alexander Agassiz, 1879. Preliminary Report on the "Challenger;" Echini 



(Proceed. Amer. Acad, of Arts and Sciences, vol. xiv). 



113. LovEN, 1874. jfitudes sur les Echinoidees (Kongl. Svenska Vetenskapt..Akade- 



miens Handlingar, vol. xi)." 



