Atymnina Plummer, 1938 (original description)
Gnathonaroides Bishop & Crosby, 1938 (original description)
Protoribotritia Jacot, 1938 (original description)
Sciastes Bishop & Crosby, 1938 (original description)
Scirites Bishop & Crosby, 1938 (original description)
Scironis Bishop & Crosby, 1938 (original description)
Scolopembolus Bishop & Crosby, 1938 (original description)
Scotoussa Bishop & Crosby, 1938 accepted as Diplocentria Hull, 1911 (original description)
Scylaeus Bishop & Crosby, 1938 (original description)
Scyletria Bishop & Crosby, 1938 (original description)
Sinoria Bishop & Crosby, 1938 (original description)
Sisicottus Bishop & Crosby, 1938 (original description)
Sisicus Bishop & Crosby, 1938 (original description)
Sisis Bishop & Crosby, 1938 (original description)
Sisyrbe Bishop & Crosby, 1938 (original description)
Sitalcas Bishop & Crosby, 1938 (original description)
Smodix Bishop & Crosby, 1938 (original description)
Traematosisis Bishop & Crosby, 1938 (original description)