Duseideia Johnston, 1842 accepted as Dysidea Johnston, 1842 (original description)
Duseideia papillosa Johnston, 1842 accepted as Epizoanthus papillosus Johnston, 1842 (original description)
Dysidea Johnston, 1842 (original description)
Dysidea papillosa (Johnston, 1842) accepted as Epizoanthus papillosus Johnston, 1842 (original description)
Grantia fistulosa Johnston, 1842 accepted as Leucandra fistulosa (Johnston, 1842) (original description)
Grantia lacunosa Johnston, 1842 accepted as Clathrina lacunosa (Johnston, 1842) (original description)
Grantia pulverulenta (Grant, 1826) accepted as Leucandra ananas (Montagu, 1814) (new combination reference)
Halichondria aculeata Johnston, 1842 accepted as Raspaciona aculeata (Johnston, 1842) (original description)
Halichondria albescens sensu Johnston, 1842 (original description)
Halichondria carnosa Johnston, 1842 represented as Suberites carnosus (Johnston, 1842) (original description)
Halichondria fucorum (Esper, 1794) represented as Amphilectus fucorum (Esper, 1794) (source of synonymy)
Halichondria hirsuta Fleming, 1828 (redescription)
Halichondria hystrix Johnston, 1842 represented as Cliona celata Grant, 1826 (original description)
Halichondria incrustans Johnston, 1842 represented as Myxilla (Myxilla) incrustans (Johnston, 1842) (original description)
Halichondria johnstonia Bowerbank in Johnston, 1842 represented as Pachymatisma johnstonia (Bowerbank in Johnston, 1842) (original description)
Halichondria maculans Johnston, 1842 represented as Suberites maculans (Johnston, 1842) (original description)
Halichondria plumosa (Montagu, 1814) accepted as Phorbas plumosus (Montagu, 1814) (new combination reference)
Halichondria sevosa Johnston, 1842 represented as Halichondria (Halichondria) panicea (Pallas, 1766) (original description)
Halichondria simulans Johnston, 1842 represented as Haliclona (Haliclona) simulans (Johnston, 1842) (original description)
Halichondria suberea represented as Suberites suberia (Montagu, 1814) (basis of record)
Halichondria ventilabrum (Linnaeus, 1767) accepted as Phakellia ventilabrum (Linnaeus, 1767) (new combination reference)
Halichondria virgultosa Johnston, 1842 represented as Suberites virgultosus (Johnston, 1842) (original description)
Halisarca Johnston, 1842 (original description)
Halisarca dujardinii Johnston, 1842 (original description)
Pachymatisma Bowerbank in Johnston, 1842 (original description)
Suberites maculans (Johnston, 1842) (original description)
Tethea Johnston, 1842 accepted as Tethya Lamarck, 1815 (original description)