Aporobopyrus bonairensis Markham, 1988 (original description)
Diplophryxus siankaanensis Markham, 1988 (original description)
Grapsicepon belizeianum Markham, 1988 (original description)
Ione indecora Markham, 1988 accepted as
Albunione indecora (Markham, 1988) (original description)
Ogyridione Markham, 1988 (original description)
Ogyridione caroliniana Markham, 1988 (original description)
Orthione Markham, 1988 (original description)
Orthione furcata (Richardson, 1904) (new combination reference)
Phyllodurus robustus Pearse, 1953 accepted as
Progebiophilus upogebiae (Hay, 1917) (source of synonymy)
Pleurocrypta petrolisthis Markham, 1988 (original description)
Pseudione ampla Markham, 1988 (original description)