Heterastridium conglobatum
18,00 €
System: Triassic.
Origin: Timor, Indonesia.
Measurements: 3.1 cm x 3 cm
Hydrozoan.
The hydrozoans (Hydrozoa, from Greek hydros, 'water', and zoon, 'animal'), also known as hydrojellyfish, are a class of cnidarians that present marine and freshwater species. The majority present alternation of generations, with asexual benthic polyps and sexual planktonic jellyfish.
