Order Aplacophora

Order Aplacophora

Order Aplacophora (15+ families, 40+ genera, 320 species)

Family Chaetodermatidae (2+ genera, 32+ species)
- Genus Chaetoderma (23+ species)
  - Chaetoderma intermedium
  - Chaetoderma luitfredi
  - Chaetoderma marinae
  - Chaetoderma nitens
  - Chaetoderma nitidulum
  - Chaetoderma pellucidum
  - Chaetoderma simplex
  - Chaetoderma strigisquamatum
  - Chaetoderma tetradens
  - Chaetoderma akkesiense
  - Chaetoderma argenteum
  - Chaetoderma attenuatum
  - Chaetoderma bacillum
  - Chaetoderma californicum
  - Chaetoderma canadense
  - Chaetoderma eruditum
  - Chaetoderma japonicum
  - Chaetoderma lucidium
  - Chaetoderma manulum
  - Chaetoderma montereyense
  - Chaetoderma robustum
  - Chaetoderma scabrum
  - Chaetoderma vadorum
- Genus Falcidens (9+ species)
  - Falcidens aequabilis
  - Falcidens crossotus
  - Falcidens gutturosus
  - Falcidens profundus
  - Falcidens sagittiferus
  - Falcidens sterreri
  - Falcidens thorensis
  - Falcidens vasconiensis
  - Falcidens caudatus
Family Limifossoridae (2 genera, 4+ species)
- Genus Scutopus (2+ species)
  - Scutopus robustus
  - Scutopus ventrolineatus
- Genus Psilodens (2+ species)
  - Psilodens elongatus
  - Psilodens tenuis
Family Prochaetodermatidae (3 genera, 7+ species)
- Genus Prochaetoderma (4+ species)
  - Prochaetoderma breve
  - Prochaetoderma iberogallicum
  - Prochaetoderma raduliferum
  - Prochaetoderma yongei
- Genus Spathoderma (1+ species)
  - Spathoderma clenchi
- Genus Chevroderma (2+ species)
  - Chevroderma gauson
  - Chevroderma turnerae
Family Dondersiidae (7 genera, 10+ species)
- Genus Dondersia (1+ species)
  - Dondersia festiva
- Genus Ichthyomenia (1+ species)
  - Ichthyomenia ichthyoides
- Genus Micromenia (2+ species)
  - Micromenia fodiens
  - Micromenia simplex
- Genus Nematomenia (3+ species)
  - Nematomenia banyulensis
  - Nematomenia corallophila
  - Nematomenia flavens
- Genus Stylomenia (1+ species)
  - Stylomenia salvatori
- Genus Squamatoherpia (1+ species)
  - Squamatoherpia tricuspidata
- Genus Helluoherpia (1+ species)
  - Helluoherpia aegiri
Family Gymnnomeniidae (3 genera, 5+ species)
- Genus Gymnomenia (1+ species)
  - Gymnomenia pellucida
- Genus Genitoconia (2+ species)
  - Genitoconia atriolonga
  - Genitoconia rosea
- Genus Wirenia (2+ species)
  - Wirenia argentea
  - Wirenia gonoconata
Family Lepidomeniidae (2 genera, 4+ species)
- Genus Lepidomenia (2+ species)
  - Lepidomenia hystrix
  - Lepidomenia swedmarki
- Genus Tegulaherpia (2+ species)
  - Tegulaherpia myodoryata
  - Tegulaherpia stimulosa
Family Macellomeniidae (1 genus, 1+ species)
- Genus Macellomenia (1+ species)
  - Macellomenia palifera
Family Neomeniidae (2 genera, 3+ species)
- Genus Neomenia (2+ species)
  - Neomenia carinata
  - Neomenia dalyelli
- Genus Meromenia (1+ species)
  - Meromenia hirondellei
Family Amphimeniidae (3 genera, 4+ species)
- Genus Amphimenia (1+ species)
  - Amphimenia neapolitana
- Genus Alexandromenia (2+ species)
  - Alexandromenia crassa
  - Alexandromenia grimaldii
- Genus Paragymnomenia (1+ species)
  - Paragymnomenia richardi
Family Drepanomeniidae (1 genus, 1+ species)
- Genus Drepanomenia (1+ species)
  - Drepanomenia incrustata
Family Pruvotinidae (4 genera, 4+ species)
- Genus Pararrhopalia (1+ species)
  - Pararrhopalia pruvoti
- Genus Eleutheromenia (1+ species)
  - Eleutheromenia sierra
- Genus Hypomenia (1+ species)
  - Hypomenia nierstraszi
- Genus Pruvotina (1+ species)
  - Pruvotina impexa
Family Proneomeniidae (3 genera, 5+ species)
- Genus Proneomenia (2+ species)
  - Proneomenia desiderata
  - Proneomenia sluiteri
- Genus Dorymenia (2+ species)
  - Dorymenia sarsii
  - Dorymenia vagans
- Genus Entonomenia (1+ species)
  - Entonomenia atlantica
Family Rhopalomeniidae (2 genera, 2+ species)
- Genus Rhopalomenia (1+ species)
  - Rhopalomenia aglaopheniae
- Genus Pruvotia (1+ species)
  - Pruvotia sopita
Family Simrothiellidae (3 genera, 5+ species)
- Genus Simrothiella (3+ species)
  - Simrothiella borealis
  - Simrothiella margaritacea
  - Simrothiella minima
- Genus Biserramenia (1+ species)
  - Biserramenia psammobionta
- Genus Uncimenia (1+ species)
  - Uncimenia neapolitana
Family Strophomeniidae (2 genera, 3+ species)
- Genus Anamenia (2+ species)
  - Anamenia borealis
  - Anamenia gorgonophila
- Genus Strophomenia (1+ species)
  - Strophomenia lacazei