pseudostome

from The Century Dictionary.

• noun The mouth or oral orifice of the pseudembryo or echinopædium of an echinoderm; a pseudostoma: correlated with pseudoproct.
• noun The false osculum or secondary opening replacing an original oscule of a sponge. Also called pseudoproct.
• noun A pouched rat, or pocket-gopher, of North America, as Geomys bursarius. See Pseudostoma, 2 .