Heliocidaris crassispina (species of sea urchin); Anthocidaris crassispina
Heliocidaris crassispina (species of sea urchin); Anthocidaris crassispina
flower urchin (Toxopneustes pileolus)
collector urchin (Tripneustes gratilla)
Heliocidaris crassispina (species of sea urchin); Anthocidaris crassispina