CONCLIOLOGY. 



PLATE XI. 



TROCHUS IMPERIALIS 



var « RosEUS 



PINK, OR ROSEATE, IMPERIAL SUN TROCHUS. 



Univalve. 



generic character. 



Shell spiral, more or less conic : aperture sub angular, or 

 rounded, the upper side transverse and contracted: pillar placed 

 obliquely. 



SPECIFIC CHARACTER 

 AND 

 SYNONYMS. 



Shell conic, olive, covered with rows of arched violet scales : 

 whorls inflated, with a spinous radiate margin : perforation funnel- 

 shaped and white. 



*■ Variety, pink or rose-coloured. 



