Merulina Coral (13"x13") merulina The spirally coiled

The spirally coiled

also known as the spiny porcupinefish and spiny puffer

The troca shells are cone shaped and often found in the shallow tropical reefs

brown-orange markings (if it hasn't been bleached by the sun)

Merulina Coral (13"x13") merulina The spirally coiledThis coral is found in shallow waters on reefs and in lagoons in tropical parts of the IIndo Pacific region. Colonies of this species have vertical, irregular, two sided fronds about 5 cm (2 in) tall and not more than 5 mm (0. 2 in) thick. The corallites housing the polyps are very shallow and form widely separated rows parallel to the margins of the fronds. The bases of these fronds may be dead while the upper parts are still alive supported by the