CHRONOLOGICAL LIST. 71 



1858. 



Michelin, Rev. Mag. Zobl. 1858, August. 

 Melllta 



longifissa ! 



1859. 



Cotteau, Rev. Mag. Zool. 1859, pp. 14-22, April. 



Asterocidaris. 



Pseudosalenia. 



1859. 



Michelin, 1859. 

 Hebertia.* 



1859. 



Bronn, Die KI. u. Ord. d. Thier-Reiehs, 1859, p. 341. 

 Schizaster 



cordalus. 



1859. 



Cotteau, Eehin. Sarthe, 1859, pp. 210, 429. 

 Anorthopygus. 



1859. 



Michelin, Rev. Mag. Zobl. 1859, September. 

 Echinaraclmius 



asiaticus ! = Scutella Rumphii Blainv. 1827. 



Australiae ! = " " " « 



undulatus ! = " ■' « « 



Polyaster non Gray, 1840. 



elegans ! = Lagana decagona Less. 1841. 



1860. 



Cotteau, Bull. Soc. Geol. Franc. XVIT. 1860, p. 378, Mars. 



Heterocidaris. 



1860. 



Etallon, Rayonn. du Jura Sup. de Montbeliard. 1860. 



Pseudodesorella. 



1860. 



L. Agassiz, Proc. B. S. N. H. 1860, p. 262. Mai. 

 Pygorhynchus 

 sp.! 



1860. 



Cotteau, ltcbin. Sarthe, 1860. 

 Echinocyphus. 



* Know this from Cotteau's quotation only. 



