Cephea papua Lesson, 1830 accepted as Mastigias papua (Lesson, 1830) (original description)
Chrysaora gaudichaudi Lesson, 1830 accepted as Desmonema gaudichaudi (Lesson, 1830) (original description)
Dubreuillia Lesson, 1831 accepted as Thalia Blumenbach, 1798 (original description)
Dubreuillia cirrhosa Lesson, 1831 accepted as Thalia democratica (Forskål, 1775) (original description)
Microstoma Lesson, 1830 accepted as Pteronema Haeckel, 1879 (original description)
Microstoma ambiguus Lesson, 1830 accepted as Pteronema ambiguum (Lesson, 1830) (original description)
Rhizostoma cruciata Lesson, 1830 accepted as Catostylus cruciatus (Lesson, 1830) (original description)
Salpa amphoraeformis Lesson, 1832 (original description)
Salpa dubia sensu Lesson, 1831 (original description)
Salpa laevis Lesson, 1831 (original description)
Salpa lineata Lesson, 1831 (original description)
Salpa pyramidalis Lesson, 1831 accepted as Salpa fusiformis Cuvier, 1804 (original description)
Salpa quadrangularis Lesson, 1831 accepted as Soestia zonaria (Pallas, 1774) (original description)
Salpa rubrolineata Lesson, 1831 (original description)
Salpa tricuspida Lesson, 1831 accepted as Soestia zonaria (Pallas, 1774) (original description)

Australia for Patella argentaurum R. P. Lesson, 1831 
Bora-Bora for Helicina miniata R. P. Lesson, 1831 
Cape Horn for Chrysaora gaudichaudi Lesson, 1830 
Chile Central for Auricula fluviatilis R. P. Lesson, 1831 
Madang Province for Marmaronchis marmoratus (R. P. Lesson, 1831) 
Mauritius for Pupa pagoda R. P. Lesson, 1830 
Mauritius for Pupa palanga R. P. Lesson, 1830 
Moluccas for Patella costata R. P. Lesson, 1831 
New Guinea for Helix lituus R. P. Lesson, 1831 
New Guinea for Helix multizona R. P. Lesson, 1831 
New Guinea for Navicella depressa R. P. Lesson, 1831 
New Ireland Province for Auricula (Conovulus) sciuri R. P. Lesson, 1831 
New Ireland Province for Auricula mioxi R. P. Lesson, 1831 
New Ireland Province for Helix (Pileolus) tuffetii R. P. Lesson, 1831 
New Ireland Province for Helix discoides R. P. Lesson, 1831 
New Ireland Province for Navicella zebra R. P. Lesson, 1831 
New Ireland Province for Neritina amphibia R. P. Lesson, 1831 
New Ireland Province for Neritina variegata R. P. Lesson, 1831 
New Ireland Province for Onchidium marmoratum R. P. Lesson, 1831 
New Ireland Province for Pirena acus R. P. Lesson, 1831 
New Zealand Exclusive Economic Zone for Patella unguisalmae R. P. Lesson, 1830 
Papua New Guinean Exclusive Economic Zone for Cephea papua Lesson, 1830 
Peru for Helix sordidus R. P. Lesson, 1831 
Peruvian Exclusive Economic Zone for Calyptraea (Calypeopsis) rugosa R. P. Lesson, 1831 
Peruvian Exclusive Economic Zone for Calyptraea (Calypeopsis) tubifera R. P. Lesson, 1831 
Santa Catarina for Rhizostoma cruciata Lesson, 1830 
Society Is. for Auricula (Conovulus) viola R. P. Lesson, 1831 
St. Helena for Helisiga sanctaehelenae R. P. Lesson, 1831 
St. Helena Exclusive Economic Zone for Patella cyanea R. P. Lesson, 1831 
Tahiti for Clithon undatus R. P. Lesson, 1831 
Tahiti for Pileopsis cytherae R. P. Lesson, 1831 
West Papua for Neritina waigiensis R. P. Lesson, 1831