Discoaster falcatus Bramlette & Sullivan, 1961

Description: Large to very large stellate discoasters with a low boss on one side and 7-10 (commonly 9) curving rays joined along half their length with a ridge on one side.

Remarks:

Range: NP8 to NP10.

Scratchpads developed and conceived by: Vince Smith, Simon Rycroft, Dave Roberts, Ben Scott...