Heteromeyenia tubisperma

Gemmoscleres
  • Two class sizes
  • Stout shafts with small number of spines
  • Ending on both ends in a number of lateral spines

Megascleres
  • Needle-like
  • Few microspines

Microscleres
  • Slender
  • Entirely spined with central spines larger

Summary Image
Specimen Type