The Echinoid Directory
Peraspatangus brevis Philip & Foster 1971; apical view of male. From Philip, G. M & Foster, R. J. 1971. Marsupiate Tertiary Echinoids from south-eastern Australia and their zoogeographic significance. Palaeontology 14, 666-695, pls 124-134. (plate 133, fig. 4).
Length of test 13 mm.