Aaptos Gray, 1867 (original description)
Acarnus Gray, 1867 (original description)
Adocia Gray, 1867 accepted as Haliclona (Haliclona) Grant, 1836 (original description)
Anchinoe Gray, 1867 accepted as Phorbas Duchassaing & Michelotti, 1864 (original description)
Antho Gray, 1867 (original description)
Antho (Acarnia) Gray, 1867 (original description)
Antho (Antho) Gray, 1867 (original description)
Aphrocallistidae Gray, 1867 (original description)
Biemna Gray, 1867 (original description)
Biemna peachii (Bowerbank, 1866) accepted as Biemna variantia (Bowerbank, 1858) (new combination reference)
Bubaris Gray, 1867 (original description)
Chalinidae Gray, 1867 (original description)
Clathrina Gray, 1867 (original description)
Corbitella Gray, 1867 (original description)
Crella Gray, 1867 (original description)
Crella (Crella) Gray, 1867 (original description)
Cyamon Gray, 1867 (original description)
Dactylocalycidae Gray, 1867 (original description)
Dendoryx Gray, 1867 accepted as Myxilla (Myxilla) Schmidt, 1862 (original description)
Dysideidae Gray, 1867 (original description)
Erylus Gray, 1867 (original description)
Euplectellidae Gray, 1867 (original description)
Euplectellinae Gray, 1867 (original description)
Eurypon Gray, 1867 (original description)
Ficulina Gray, 1867 accepted as Suberites Nardo, 1833 (original description)
Gellius Gray, 1867 accepted as Haliclona (Gellius) Gray, 1867 (original description)
Gellius jugosus (Bowerbank, 1866) accepted as Haliclona (Gellius) fibulata (Schmidt, 1862) (new combination reference)
Geodiidae Gray, 1867 (original description)
Halichondrida accepted as Heteroscleromorpha (original description)
Halichondriidae Gray, 1867 (original description)
Haliclona (Gellius) Gray, 1867 (original description)
Hamacantha Gray, 1867 (original description)
Hamacantha (Hamacantha) Gray, 1867 (original description)
Hamigera Gray, 1867 (original description)
Heterotella Gray, 1867 (original description)
Iophon Gray, 1867 (original description)
Irciniidae Gray, 1867 (original description)
Jaspis Gray, 1867 (original description)
Mycale Gray, 1867 (original description)
Mycale (Aegogropila) Gray, 1867 (original description)
Mycale (Carmia) Gray, 1867 (original description)
Mycale (Mycale) Gray, 1867 (original description)
Penares Gray, 1867 (original description)
Polymastiidae Gray, 1867 (original description)
Spinularia Gray, 1867 (original description)
Spongiidae Gray, 1867 (original description)
Stelligera Gray, 1867 (original description)
Tedania Gray, 1867 represented as Tedania (Tedania) Gray, 1867 (original description)
Thenea Gray, 1867 (original description)
Timea Gray, 1867 (original description)
Tragosia Gray, 1867 accepted as Axinella Schmidt, 1862 (original description)

 Homonymy

 for Asychis Kinberg, 1867

Asychis Kinberg, 1867 is senior homonym to Asychis Gray, 1867 in Porifera (Phylum), Demospongiae (Class), ... [details]

 New combination

 for Alcyoncellum robustum (Bowerbank, 1861)

According to Gray (1867: 527) this combination was used by Bowerbank (1864), but it could not be found in that ... [details]

 Nomenclature

 for Aegogropila Gray, 1867

Aegogropila or Aegagropila: The genus name Aegogropila erected by Gray (1867) is obviously misspelled. The ... [details]

 Nomenclature

 for Polymastica

An obvious misspelling of Polymastia by Gray, who also refers to Bowerbank as the author. [details]

 Spelling

 for Hymeraphia vermicularis

Gray (1867: 522) misspelled Bowerbank's Hymeraphia vermiculata. [details]