Rhachiglosa or Rhachiglossa: How To spell?
The word Rhachiglosa is misspelled against Rhachiglossa, a noun meaning "A division of marine gastropods having a retractile proboscis and three longitudinal rows of teeth on the radula. It includes many of the large ornamental shells, as the miters, murices, olives, purpuras, volutes, and whelks. See Illust. in Append."
Rhachiglossa has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings rhachiglo & a which should not be misspelled with single 'S'
Wrong Spelling:  rhachiglo-s-a  Correct Spelling:  rhachiglo-ss-a 
Find more incorrect spellings of Rhachiglossa to spell right way.