 Summary of physopyxis | |||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Identification | Physopyxis can be distinguished from the other Doradidae by the miniature size (adults generally less than 31 mm SL) and a unique combination of additional features: extreme development of the exposed pectoral girdle; well developed coracoid process longer than the postcleithral process; anterior plate of the nuchal shield absent; dorsal spine serrated only along the basal portion of its anterior margin; two infraorbital bones in young that become fused into a single plate in adult specimens; pectoral spine reaching to base of anal fin. | ||||||||||||||||||||||||||||
| Breeding | Unreported in the aquarium. | ||||||||||||||||||||||||||||
| Size | Smallest 22mm, largest 35mm, average 26mm, most commonly 35mm. All SL. | ||||||||||||||||||||||||||||
| Species | There are 3 "species" in the database | ||||||||||||||||||||||||||||
| New spp. / time |
| ||||||||||||||||||||||||||||
| Distribution | Log in to view data on a map. | ||||||||||||||||||||||||||||
| Genus Thumbnails | |
|---|---|
| |
/siluriformes/doradidae/physopyxis/ananas/1.jpg "Physopyxis ananas - Click for species page")
/siluriformes/doradidae/physopyxis/lyra/1.jpg "Physopyxis lyra - Click for species page")