Seb
- Seba
- Sebekia
- Sebekidae
- Sebekidae
- Sebidae
Seborgia Bousfield, 1970
- Seborgia kanaka Jaume, Sket & Boxshall, 2009
- Seborgia minima Bousfield, 1970
- Seborgia potiguar Fišer, Zagmajster & Ferreira, 2013
- Seborgia sanctensis Jaume, Sket & Boxshall, 2009
- Seborgia schieckei Ruffo, 1985
- Seborgia vietnamica Jaume, Sket & Boxshall, 2009
Crustacea → Malacostraca → Peracarida → Amphipoda → Seborgiidae
Sec
- Sechelloscia
Sed
- Sedorolis
Seg
- Segonzacia
Sei
- Seiitaoides
Sel
- Selatium
- Selioides
- Selvagentanais
- Selwynia
Sem
- Semibalanus
- Semicytherura
- Semixestoleberis
Sen
- Sendleria
- Senecella
Podred Senticaudata Lowry & Myers, 2013
- Bogidiellida Hertzog, 1936
- Carangoliopsida Bousfield, 1977
- Corophiida Leach, 1814 (sensu Lowry & Myers, 2013)
- Gammarida Latreille, 1802
- Hadziida S. Karaman, 1943
- Talitrida Rafinesque, 1815
Crustacea → Malacostraca → Amphipoda
Sep
- Septemserolis
- Septosaccus
Ser
- Ser
- Serendibia
- Serenella
- Serenepilumnus
- Serenius
- Serenolumnus
Serenotheres Ahyong & Ng, 2005
- Serenotheres besutensis (Serène, 1967)
- Serenotheres janus [1]
Crustacea → Malacostraca → Decapoda → Pinnotheroidea → Pinnotheridae → Pinnotherinae
- Sergestes
- Sergestidae
- Sergestoidea
- Sergia
- Sergio
- Serolella
- Serolidae
- Serolina
- Serolis
- Seroloidea
- Seroloniscus
- Serpenthusa
- Serpulidicolidae
- Serpulidicolidae
- Serratotantulus
Ses
- Sesarma
- Sesarmidae
- Sesarmoides
- Sesarmops
- Sessilia
- Sessilia
- Sestrostoma
Set
- Setaphora
- Setosamon
Seu
- Seulocia
Sew
- Sewellia
- Sewellina
Sex
- Sextonis
Sey
- Seychellana
- Seychellum