Family Cassidae : 2 Subfamily
 1/2  Subfamily Cassinae : 8 Genus 
   1/8  Genus Cassis : 11 Species 
     1/11 Cassis abbotti
     2/11 Cassis cornuta
     3/11 Cassis exigua
     4/11 Cassis fimbriata
     5/11 Cassis flammea
     6/11 Cassis kreipli
     7/11 Cassis madagascariensis
     8/11 Cassis norai
     9/11 Cassis patamakanthini
     10/11 Cassis tessellata
     11/11 Cassis tuberosa
   2/8  Genus Cypraecassis : 6 Species 
     1/6 Cypraecassis cantaurana
     2/6 Cypraecassis coarctata
     3/6 Cypraecassis rufa
     4/6 Cypraecassis tenuis
     5/6 Cypraecassis testiculus
     6/6 Cypraecassis wilmae
   3/8  Genus Dalium : 1 Species 
     1/1 Dalium solidum
   4/8  Genus Eucorys : 2 Species 
     1/2 Eucorys barbouri
     2/2 Eucorys bartschi
   5/8  Genus Galeodea : 10 Species 
     1/10 Galeodea alcocki
     2/10 Galeodea bituminata
     3/10 Galeodea echinophora
     4/10 Galeodea hoaraui
     5/10 Galeodea keyteri
     6/10 Galeodea leucodoma
     7/10 Galeodea maccamleyi
     8/10 Galeodea plauta
     9/10 Galeodea rugosa
     10/10 Galeodea triganceae
   6/8  Genus Microsconsia : 1 Species 
     1/1 Microsconsia limpusi
   7/8  Genus Oocorys : 5 Species 
     1/5 Oocorys clericus
     2/5 Oocorys elevata
     3/5 Oocorys grandis
     4/5 Oocorys sulcata
     5/5 Oocorys verrillii
   8/8  Genus Sconsia : 2 Species 
     1/2 Sconsia alexarthuri
     2/2 Sconsia grayi
 2/2  Subfamily Phaliinae : 5 Genus 
   1/5  Genus Antephalium : 2 Species 
     1/2 Antephalium adcocki
     2/2 Antephalium semigranosum
   2/5  Genus Casmaria : 12 Species 
     1/12 Casmaria atlantica
     2/12 Casmaria beui
     3/12 Casmaria boblehmani
     4/12 Casmaria cernica
     5/12 Casmaria erinaceus
     6/12 Casmaria kalosmodix
     7/12 Casmaria kayae
     8/12 Casmaria natalensis
     9/12 Casmaria perryi
     10/12 Casmaria ponderosa
     11/12 Casmaria turgida
     12/12 Casmaria unicolor
   3/5  Genus Echinophoria : 8 Species 
     1/8 Echinophoria bituberculosa
     2/8 Echinophoria carnosa
     3/8 Echinophoria coronadoi
     4/8 Echinophoria hadra
     5/8 Echinophoria kurodai
     6/8 Echinophoria mozambicana
     7/8 Echinophoria pilsbryi
     8/8 Echinophoria wyvillei
   4/5  Genus Phalium : 10 Species 
     1/10 Phalium areola
     2/10 Phalium bandatum
     3/10 Phalium cancellianum
     4/10 Phalium decussatum
     5/10 Phalium evdoxiae
     6/10 Phalium exaratum
     7/10 Phalium fimbria
     8/10 Phalium flammiferum
     9/10 Phalium glaucum
     10/10 Phalium muangmani
   5/5  Genus Semicassis : 32 Species 
     1/32 Semicassis angasi
     2/32 Semicassis bisulcata
     3/32 Semicassis bondarevi
     4/32 Semicassis bulla
     5/32 Semicassis canaliculata
     6/32 Semicassis centiquadrata
     7/32 Semicassis craticulata
     8/32 Semicassis decipiens
     9/32 Semicassis diuturna
     10/32 Semicassis dorae
     11/32 Semicassis dougthorni
     12/32 Semicassis faurotis
     13/32 Semicassis fernandesi
     14/32 Semicassis glabrata
     15/32 Semicassis granulata
     16/32 Semicassis iheringi
     17/32 Semicassis inornata
     18/32 Semicassis labiata
     19/32 Semicassis microstoma
     20/32 Semicassis paucirugis
     21/32 Semicassis pyrum
     22/32 Semicassis royana
     23/32 Semicassis saburon
     24/32 Semicassis sinuosa
     25/32 Semicassis sophia
     26/32 Semicassis thachi
     27/32 Semicassis thomsoni
     28/32 Semicassis umbilicata
     29/32 Semicassis undulata
     30/32 Semicassis westralis
     31/32 Semicassis whitworthi
     32/32 Semicassis zeylanica
102 Species in Cassidae 

(Extraits de WoRMS de octobre 2025)
NB: status "accepted" et "extant, not fossile-only"