The genus name Acanthocarpus may apply to: ...[crab] Acanthocarpus is a genus of crabs in the family Calappidae, containing the following species: ...[plant] Acanthocarpus is a genus placed in the family Asparagaceae, subfamily Lomandroideae, in the APG III system of classification. It has been difficult to place at family rank, being placed at various times in Dasypogonaceae as well as the Asparagaceae. Species include: ...