Halamphora was until 2009 a subgenus of the genus Amphora, but is now a genus in its own right. Halamphora species are most usually marine or brackish water, but some species may be found in freshwater.
Halamphora, species undetermined. Found in core TL1 Three Lakes, at 5.77 m depth.
See Halamphora on Algaebase or
Diatoms.org or on the
Natural History Museum of Wales website.