Campanulariidae Johnston 1836

Obelia diaphana.

Epenthesis folleata.

Oceania languida.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

Obelia diaphana. Oral view.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

Obelia gelatinosa (Pallas). A.Portion of fascicled stem....

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

All Biocode files are based on field identifications to the best of the researcher’s ability at the time.

Obelia colony on a blade of giant kelp, as seen beneath a cover-slip. Note the many medusa buds.

Obelia longissima (Pallas, 1766)

A closeup of the colony, showing the brown perisarc on older sections and the bell-shaped hydrotheca around each hydranth.

Sea thread hydroid; lange zeedraad.

Obelia longissima (Pallas, 1766)

Obelia dichotoma, about 9 cm long. (Photo by: Dave Cowles, August 2006)

Another indivudual on the same tunicate. Note the diatoms attached to some stalks.

Orthopyxis everta, about 2 mm tall, on a tunicate. Note the annulated pedicel and smooth rim to the hydrotheca. (Photo by: Dave Cowles, August 2010 )