Order: Semaeostomeae

Taxonomy:
Family: Ulmaridae
Genus: Aurelia
Species: (sp. 4)

Authority:

Common name: moon jellyfish

Occurrence: Big Jellyfish Lake, Ongeim'l Tketau

Depth: Surface to near chemocline

Additional information: Species presently known only from marine lakes in Palau (Dawson & Jacobs 2001)

Taxonomy:
Family: Ulmaridae
Genus: Aurelia
Species: (sp. 3)

Authority:

Common name: moon jellyfish

Occurrence: Sheltered, semi-enclosed, coves

Depth: Surface to > 15 meters

Additional information: Species presently known only from coves in Palau (Dawson & Jacobs 2001)

Taxonomy:
Family: Ulmaridae
Genus: Aurelia
Species: (sp. 6)

Authority:

Common name: moon jellyfish

Occurrence: Open lagoon and channels, Palau & Helen Reef

Depth: Surface to > 5 meters

Additional information: Species probably wide-spread in wetern Pacific (Dawson & Jacobs 2001)