Cryptogemma praesignis is a species of sea snail, a marine gastropod mollusk in the family Turridae, the turrids.

Smith) The prominent row of tubercles around the middle of the whorls, the keel beneath the suture, and the broad sinus in the outer lip are the principal features of this species.

The apex of the spire being broken away makes it impossible to state with certainty the exact number of whorls, but they would probably amount to eleven or twelve.

The anal fasciole, contrary to the ordinary rule, projects, showing two small distinct adjacent threads, which overrun and somewhat undulate numerous short abrupt peripheral wavelets.

The transverse sculpture is composed of the peripheral wavelets before alluded to, which are rather close set and about 21 in number, on the penultimate whorl.