indicate locations where this name has been applied (whether correctly or incorrectly) in the scientific record; blue fiddler crabs surrounded by a dashed circle 
indicate the same but for larger, general regions; a skull and crossbones 
indicates locations where this name has been applied to a fossil; and red circles with an x 
indicate false or mistaken records from the scientific record.
| Citation | Where | Applied to... | Accepted Name | Source of Accepted | Note(s) |
|---|---|---|---|---|---|
| Owen (1839) | text p. 79; plate 24: figure 2 | specimen: unknown locality | Austruca perplexa | Crane (1975) | |
| location: Oahu, Hawaii, USA | Austruca perplexa | Crane (1975) | Mistaken locality; fiddler crabs have never been found on Hawaii | ||
| Milne Edwards (1852) | text p. 151 | citation: Owen (1839) → Gelasimus minor | Austruca perplexa | Computed | |
| Milne Edwards (1854) | text p. 115 | citation: Owen (1839) → Gelasimus minor | Austruca perplexa | Computed | |
| Milne-Edwards (1873) | text p. 275 | citation: Owen (1839) → Gelasimus minor | Austruca perplexa | Computed | |
| Kingsley (1880) | text p. 150 | citation: Owen (1839) → Gelasimus minor | Austruca perplexa | Computed | |
| location: Oahu, Hawaii, USA | Austruca perplexa | Crane (1975) | |||
| location: Hawaii, USA | Austruca perplexa | Crane (1975) | |||
| Crane (1975) | text p. 323-324 | citation: Owen (1839) → Gelasimus minor | Austruca perplexa | Computed | Discussion of invalid name |