Cythere tetrica, G. S. Brady.

Cythere tetrica, G. S. Brady, 1880, Rep. Chall., Zool., pt. iii, p. 104, pl. xxiii, 5 a-d.

This somewhat striking form has been previously recorded only from Booby Island, Torres Strait, 6 to 8 fathoms.

One right valve found in our series.