Alaria J. Morris & Lycett, 1851 † accepted as Dicroloma Gabb, 1868 † (original description)
Alaria armata J. Morris & Lycett, 1851 † accepted as Dicroloma armata (J. Morris & Lycett, 1851) † (original description)
Amberleya J. Morris & Lycett, 1851 † (original description)
Brachytrema J. Morris & Lycett, 1851 † (original description)
Brachytrema buvignieri J. Morris & Lycett, 1851 † accepted as Brachytrema hantonensis Pacaud, 2026 † accepted as Brachytrema hantonense Pacaud, 2026 † (original description)
Brachytrema turbiniformis J. Morris & Lycett, 1851 † (original description)
Bulla loliolum J. Morris & Lycett, 1851 † (original description)
Ceritella Lycett, 1850 † (redescription)
Ceritella acuta J. Morris & Lycett, 1851 † (original description)
Ceritella conica J. Morris & Lycett, 1851 † (original description)
Ceritella gibbosa J. Morris & Lycett, 1851 † (original description)
Ceritella mitralis J. Morris & Lycett, 1851 † (original description)
Ceritella planata J. Morris & Lycett, 1851 † (original description)
Cerithium beanii J. Morris & Lycett, 1851 † (original description)
Cerithium gemmatum J. Morris & Lycett, 1851 † (original description)
Cerithium sexcostatum J. Morris & Lycett, 1851 † (original description)
Cerithium tennanti J. Morris & Lycett, 1851 † (original description)
Chemnitzia hamptonensis J. Morris & Lycett, 1851 † (original description)
Chemnitzia leckenbyi J. Morris & Lycett, 1851 † (original description)
Chemnitzia lonsdalei J. Morris & Lycett, 1851 † (original description)
Chemnitzia phasianoides J. Morris & Lycett, 1851 † accepted as Ceritella phasianoides (J. Morris & Lycett, 1851) † (original description)
Chemnitzia scarburgensis J. Morris & Lycett, 1851 † (original description)
Chemnitzia simplex J. Morris & Lycett, 1851 † (original description)
Chemnitzia variabilis J. Morris & Lycett, 1851 † (original description)
Chemnitzia wetherellii J. Morris & Lycett, 1851 † (original description)
Crossostoma J. Morris & Lycett, 1851 † (original description)
Crossostoma discoideum J. Morris & Lycett, 1851 † (original description)
Crossostoma heliciforme J. Morris & Lycett, 1851 † (original description)
Crossostoma prattii J. Morris & Lycett, 1851 † (original description)
Cylindrites altus J. Morris & Lycett, 1851 † (original description)
Cylindrites angulatus J. Morris & Lycett, 1851 † (original description)
Cylindrites cylindricus J. Morris & Lycett, 1851 † (original description)
Cylindrites excavatus J. Morris & Lycett, 1851 † (original description)
Cylindrites pyriformis J. Morris & Lycett, 1851 † (original description)
Delphinula buckmani J. Morris & Lycett, 1851 accepted as Nododelphinula buckmani (J. Morris & Lycett, 1851) † (original description)
Deslongchampsia McCoy, 1851 † (original description)
Deslongchampsia appendiculata (Eudes-Deslongchamps, 1843) † (basis of record)
Deslongchampsia eugenei McCoy, 1851 † (original description)
Eulima communis J. Morris & Lycett, 1851 † (original description)
Eulima laevigata J. Morris & Lycett, 1851 † accepted as Pseudomelania laevigata (J. Morris & Lycett, 1851) † (original description)
Eulima pygmaea J. Morris & Lycett, 1851 † (original description)
Eulima vagans J. Morris & Lycett, 1851 † (original description)
Euspira coronata J. Morris & Lycett, 1851 † (original description)
Euspira pyramidata J. Morris & Lycett, 1851 † (original description)
Euspira sharpei J. Morris & Lycett, 1851 † (original description)
Euspira subcanaliculata J. Morris & Lycett, 1851 † (original description)
Monodonta decussata J. Morris & Lycett, 1851 † (original description)
Monodonta formosa J. Morris & Lycett, 1851 † (original description)
Monodonta imbricata J. Morris & Lycett, 1851 † (original description)
Natica ambigua J. Morris & Lycett, 1851 † (original description)
Natica formosa J. Morris & Lycett, 1851 † accepted as Globularia formosa (J. Morris & Lycett, 1851) † (original description)
Natica intermedia J. Morris & Lycett, 1851 † (original description)
Natica neritoidea J. Morris & Lycett, 1851 † (original description)
Natica tancredi J. Morris & Lycett, 1851 † (original description)
Neridomus J. Morris & Lycett, 1851 † (original description)
Nerita cancellata J. Morris & Lycett, 1851 † (original description)
Nerita rugosa J. Morris & Lycett, 1851 † (original description)
Neritopsis striata J. Morris & Lycett, 1851 † (original description)
Neritopsis varicosa J. Morris & Lycett, 1851 † (original description)
Patella arachnoidea J. Morris & Lycett, 1851 † (original description)
Patella inornata J. Morris & Lycett, 1851 † (original description)
Patella paradoxa J. Morris & Lycett, 1851 † (original description)
Patella roemeri J. Morris & Lycett, 1851 † (original description)
Patella striatula J. Morris & Lycett, 1851 † (original description)
Phasianella acutiuscula Lycett, 1850 † (redescription)
Phasianella conica J. Morris & Lycett, 1851 † accepted as Oonia conica (J. Morris & Lycett, 1851) † (original description)
Phasianella latiuscula J. Morris & Lycett, 1851 † (original description)
Phasianella tumidula J. Morris & Lycett, 1851 † (original description)
Pleurotomaria composita J. Morris & Lycett, 1851 † (original description)
Pleurotomaria discoidea J. Morris & Lycett, 1851 † (original description)
Purpuroidea glabra J. Morris & Lycett, 1851 † (original description)
Purpuroidea moreausia (Buvignier, 1843) † (basis of record)
Rissoina cancellata J. Morris & Lycett, 1851 † accepted as Rissoina oolitensis M. J. Faber, 2017 † (original description)
Rissoina tricarinata J. Morris & Lycett, 1851 † (original description)
Solarium disculum J. Morris & Lycett, 1851 † accepted as Discohelix disculus (J. Morris & Lycett, 1851) † (original description)
Stomatia (Megastoma) J. Morris & Lycett, 1851 † accepted as Lissochilus Zittel, 1882 † (original description)
Stomatia (Megastoma) buvignieri J. Morris & Lycett, 1851 † accepted as Lissochilus buvignieri (J. Morris & Lycett, 1851) † (original description)
Trochotoma extensa J. Morris & Lycett, 1851 † (original description)
Trochotoma obtusa J. Morris & Lycett, 1851 † (original description)
Trochotoma tabulata J. Morris & Lycett, 1851 † (original description)
Trochus bunburii J. Morris & Lycett, 1851 † (original description)
Trochus dunkeri J. Morris & Lycett, 1851 † (original description)
Trochus gomondei J. Morris & Lycett, 1851 † accepted as Brachytrema gomondei (J. Morris & Lycett, 1851) † (original description)
Trochus hamptonensis J. Morris & Lycett, 1851 † (original description)
Trochus ibbetsoni J. Morris & Lycett, 1851 † (original description)
Trochus leckenbii J. Morris & Lycett, 1851 † (original description)
Trochus pileolus J. Morris & Lycett, 1851 † (original description)
Trochus squamiger J. Morris & Lycett, 1851 † (original description)
Turbo gomondei J. Morris & Lycett, 1851 † (original description)
Turbo phillipsii J. Morris & Lycett, 1851 † accepted as Ooliticia phillipsii (J. Morris & Lycett, 1851) † (original description)
Turbo pygmaeus J. Morris & Lycett, 1851 † (original description)
Turbo sharpei J. Morris & Lycett, 1851 † (original description)