
• (n.) A part of a turtle which is next to the upper shell. It contains a fatty and gelatinous substance of a dull greenish tinge, much esteemed as a delicacy in preparations of turtle.
Found on 
http://thinkexist.com/dictionary/meaning/calipash/
 Cal`i·pash'  noun
Cal`i·pash'  noun [ French 
 carapace , Spanish 
 carapacho . Cf 
 Calarash , 
 Carapace .] A part of a turtle which is next to the upper shell. It contains a fatty and gelatinous substance of a dull greenish tinge, much esteemed as a delicacy in preparations of turtle. 
Found on 
http://www.encyclo.co.uk/webster/C/9
  No exact match found.