TAB. XIV. 



Fig. 



1. Trochus Montacuti, /ir(77e 129. 



a. front view of eroded specimen. 



h. back view of specimen with coloured stripes, 



2. Trochus tumidus, p. 130. 



a. back \aew, var. conicus. 

 h. front view, var. depressus. 



3. Trochus Adansoni, ^^. 129. 



a. back view, var. filosa. 



h. back view, var. crenulata. 



c. front view of specimen with coloured stripes. 



4. Trochus villicus, p. 128. 



a. back ^dew. 

 h. front view. 



5. Trochus Kicksii, /». 130. 



a. back view. 



5. front view of elevated var. 



6. Trochus tricariniferus, p. 132. 



a. back view, young specimen, 

 h. front view, adult specimen. 



7. Trochus cinerarius, p. 131. 



8. Trochus cineroides, JO. 131. 



a. front view, var. conicus. 

 h. front view, var. umbilicatus. 



9. Trochus ditropis, p. 133. 



a. back view. 



b. front view. 



10. Trochus obconicus, p. 133. 

 «. back view, var. /3. 

 3. front view, ditto, 



c. back view, var. a. 

 c/. front view, ditto. 



Tlie lines indicate the size of the specimens. 



