v> 



s 4 C. taenioides. I >ebi 



C Thuretii. Breb., from Britain, Baltic Sea, Napl 

 and Singapore. 



86.* C. trapezoidalis. Deby, from Sta Monica. 



C. triumphans. A S . from Japan, Java. Bermuda, Cam- 

 on. 



C. undulatus. Grev. and vars. from Japan. Manilla, 

 X 5o< ietj [sla Ion, Brazil, China, 



and Singapore. 



89. C. vermicularis. Temp. 



90* C. vitricavus. T. et B., fossil from Sendai, Japan. 



91* C. Wallichianus. Grev., from Rio Janeiro, Bahia, Java, 

 and St. Helena. 



92. C. Weissflogii. I» 



I consider the above, Nos. 7. 22, 37, 62, 63, 78, to be doubt- 

 fully distinct forms ; and Xos. 5 and 24 as not belonging to the 

 genus Campylodiscus. 



