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body: 1 dark stripe, male + several blue stripesD 11Cubanichthys cubensis, Cuban Killifishteeth single pointpectoral 18no large scale behind operculum
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cheek not deeplarge scale behind operculum
both sexes: D with black spotN Yucatan to BelizeCyprinodon artifrons, Yucatan Pupfishteeth - 3 pointsscales smooth
large scale behind operculummale lower body & fins blackish -
cheek not deeplarge scale behind operculumS CaribbeanCyprinodon dearborni, Petotica, Petotica Pupfishteeth - 3 pointsscales smooth
large scale behind operculum -
cheek deeplarge scale behind operculumCyprinodon laciniatus, Bahama Pupfishteeth - 3 pointsscale edges scalloped rough
large scale behind operculumBahamas & Cuba -
cheek not deeplarge scale behind operculum
female - black spot on DCyprinodon variegatus, Sheepshead Minnow, Sheepshead Minnow Pupfishteeth - 3 pointsscale edges smooth
large scale behind operculum -
9-15 long thin dark barsD 11-12Floridichthys carpio, Goldspotted Killifishteeth - 3 pointspectoral 16-18
slightly enlarged scale behind operculumFlorida -
4-8 long, thin dark barsD 11-12Floridichthys polyommus, Ocellated Killifishteeth - 3 pointspectoral 18-21
slightly enlarged scale behind operculumYucatan -
D 14-18, 1st ray spine-like
A 11-13C 17-21 raysJordanella floridae, Flagfishteeth - 3 pointedpectoral 14-16slightly enlarged scale behind operculum -
dark oblique bar under eyeD 14-17, 1st ray not spine-like
A 8-10C 12-16Jordanella pulchra, Progreso Flagfish, Yucatan Flagfishteeth - 3 pointed
no chin porespectoral 13-17slightly enlarged scale behind operculum