Sub-topic #1: Types of Nematocysts

• Acrophore

  • Rhopaloneme which is adhesive to entangle prey.
• Anachrophore

  • also a Rhopaloneme
• Homotrichous Anisorhiza

  • opens at the tip with swollen base
• Birhopaloid

  • a heteroneme rophaloid with 2 swellings along its lengths
• Rhopaloid

  • a heteroneme with 1 swelling along its length