| Family | Scientific Name | Author | Year | Common Name |
| Ariommatidae | Ariomma regulus | (Poey) | 1868 | Spotted Driftfish |
Ariomma regulus
Unique Characters: Body somewhat compressed and deep, maximum depth about 2.5 times in length. Body with spots.
Similar Species:
Silver-rag
Ariomma bondi
Brown Driftfish
Ariomma melanum
Silver-rag Ariomma bondi. Body rounded and elongate, maximum depth 3 or more times in length. Body uniform or dark dorsally and lighter below, without spots. Pale brown or blue dorsally with a silvery underside. Peritoneum pale. Lateral-line scales 30-45, large. Scales on top of head extend only to front of pupil.
Brown Driftfish Ariomma melanum. Body rounded and elongate, maximum depth 3 or more times in length. Body uniform or dark dorsally and lighter below, without spots. Uniformly dark brown to blackish. Peritoneum dark. Lateral-line scales 50-65, small. Scales on top of head extend to front of eye.
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