Sanamyan N.P., Sanamyan K.E. 2018. Paraedwardsia hadalis, a new ultra-abyssal sea anemone (Actiniaria: Edwardsiidae) from Aleutian Trench // Invertebrate Zoology. Vol.15. No.1: 42–50 [in English].

Kamchatka Branch of Pacific Geographical Institute, Far-Eastern Branch of the Russian Academy of Sciences, Partizanskaya 6, Petropavlovsk-Kamchatsky, 683000, Russia. E-mail:

ABSTRACT: Ultra-abyssal Paraedwardsia hadalis sp.n. is a first species of sea anemones described from Aleutian Trench. It resembles two deep water species P. abyssorum and P. lemchei which differ from other Paraedwardsia species by weak development of tenaculi. Paraedwardsia hadalis sp.n. from 7250 m is a most deep water species of the family Edwardsiidae.

doi: 10.15298/invertzool.15.1.03

KEY WORDS: Sea anemone, Actiniaria, Aleutian Trench, Edwardsiidae, Paraedwardsia.

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