Diagram of external morphology of a contracted polyp of Sphenopus exilis sp. n.. ca = capitulum; cr = capitular ridge; fo = foot; le = length; max = maximum width; min = minimum width; ph = physa; sc = scapus, column.

 
 
  Part of: Fujii T, Reimer JD (2016) A new solitary free-living species of the genus Sphenopus (Cnidaria, Anthozoa, Zoantharia, Sphenopidae) from Okinawa-jima Island, Japan. ZooKeys 606: 11-24. https://doi.org/10.3897/zookeys.606.9310