Tag: Sea urchin

  • Double-spined or banded sea urchin

    Double-spined urchin

    The double-spined or banded sea-urchin Echinothrix calamaris   Location & date Malapascua, Philippines: 14th November 2014 Subject A close-up of the banded (or double-spined) sea urchin Echinothrix calamaris showing the translucent anal papilla (which looks like a glitter ball). The banded spines can clearly be seen, as well as the five naked areas of test […]