siphunculate

• a word derived from siphuncle.
  siphuncle

  noun

  (in a nautilus) the connecting tube that passes from the end of the body through all of the septa to the innermost chamber.

More Suggestions

• avunculate
• carunculate
• pedunculate
• punctulate
• sipunculid
• speculate
• spiculate
• apiculate
• biarticulate