| Periphyllopsis galatheae Kramp, 1959 | 
| No Picture Available | 
| Family: | Periphyllidae () | |||
| Max. size: | 38 cm WD (male/unsexed) | |||
| Environment: | pelagic; marine | |||
| Distribution: | Western Atlantic and Indian Ocean: Kenya, USA and Canada. | |||
| Diagnosis: | Up to 38 cm wide, flattened; four gonads, very large horse-shoe-shaped, lobate central disk and 24 radiating lines on peripheral part of umbrella chocolate-brown. | |||
| Biology: | ||||
| IUCN Red List Status: | Not Evaluated (N.E.) Ref. 123251) | |||
| Threat to humans: | ||||
| Country info: |  | |||