Pandeid hydrozoan
Leuckartiara octona
- dorsal view 1
Pandeid hydrozoan
Leuckartiara octona
- lateral view 2
Pandeid hydrozoan
Leuckartiara octona
- lateral view 3
Pandeid hydrozoan
Leuckartiara octona
- lateral view 4
Pandeid hydrozoan
Leuckartiara octona
- lateral view 5
Pandeid hydrozoan
Leuckartiara octona
- gonads 1
Pandeid hydrozoan
Leuckartiara octona
- retracted tentacles 1
Pandeid hydrozoan
Leuckartiara octona
- tentacles 1
Pandeid hydrozoan
Leuckartiara octona
- tentacles 2
Pandeid hydrozoan
Leuckartiara octona
- bell margin 1
Pandeid hydrozoan
Leuckartiara octona
- oral view 1
Pandeid hydrozoan
Leuckartiara octona
- lateral view 6
Pandeid hydrozoan
Leuckartiara octona
- lateral view group 1
Pandeid hydrozoan
Leuckartiara octona
- parasite possibly Opechona 1
Pandeid hydrozoan
Leuckartiara octona
- parasite possibly Opechona 2
Species found washed-up near the low tide mark at Sennen Cove, West Cornwall. 08.07.14. About twelve specimens were found washed-up. Species about 7-12 mm diameter. Specimen also found swimming around the marina at Newlyn, Cornwall. 07.06.15.
Leuckartiara octona is reported by Russell as being a second host of the trematode flatworm Opechona bacillaris (Molin, 1859) Dollfus, 1927. Many of the Leuckartiara octona specimens found at Sennen Cove contained very small trematode parasites.