(Amphiascus) (Amphiascus) is a biological genus in the family Diosaccidae and order Harpacticoida.
Amphiascus amblyops
Amphiascus ampullifer
Amphiascus brevis
Amphiascus caudaespinosus
Amphiascus congener
Amphiascus demersus
Amphiascus dentiformis
Amphiascus elongatus
Amphiascus gauthieri
Amphiascus gracilis
Amphiascus graciloides
Amphiascus hirtus
Amphiascus humphriesi
Amphiascus lobatus
Amphiascus longarticulatus
Amphiascus minutus
Amphiascus pacificus
Amphiascus paracaudaespinosus
Amphiascus parvus
Amphiascus perplexus
Amphiascus polapinqvus
Amphiascus polaris
Amphiascus propinquus
Amphiascus propinqvus
Amphiascus sinuatus
Amphiascus tenellus
Amphiascus tenuiremis
Amphiascus ultimus
Amphiascus undosus
Amphiascus varians
Actopsyllus
Amphiascoides
Amphiascopsis
Amphiascus
Antiboreodiosaccus
Balucopsylla
Bulbamphiascus
Cladorostrata
Dactylopodamphiascopsis
Diosaccopsis
Diosaccus
Eoschizopera
Haloschizopera
Helmutkunzia
Ialysus
Melima
Mesamphiascus
Metamphiascopsis
Paramphiascella
Paramphiascopsis
Pararobertsonia
Parialysus
Protopsammotopa
Psammotopa
Pseudamphiascopsis
Pseudodiosaccopsis
Pseudostenhelia
Rhyncholagena
Robertgurneya
Robertsonia
Schizopera
Schizoperoides
Stenhelia
Teissierella
Typhlamphiascus