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Each rhopalium carries six eyes of four morphological types (lower lens eye LLE, upper lens eye ULE, pit eye PE and slit eye SE) and a light sensitive neuropil (NP, red broken line). The eyes are responsible for the image formation in the animal and the light sensitive neuropil is thought to be involved in diurnal activity".
Jellyfish Eyes (めめめのくらげ, Mememe no Kurage) is a 2013 Japanese fantasy film directed by contemporary artist Takashi Murakami.His debut feature film, it was released in Japan on April 26, 2013.
Polyorchis, or bell jellies, is a genus of hydrozoans in the family Corynidae. They are transparent with red coloration in their internal organs and eye spots around the rim of their bell.
Carybdea also have sophisticated eyes with lenses that can detect light. [22] These sensory structures are known as rhopalia, and can be found within the bell of the organism. [20] The rhopalia contain lenses, corneas, and retinas. [20] Within these eye-like structures are two ocelli, lens eyes, and a statolith. [23]
Chiropsella bronzie and other box jellyfish have very developed eyes and sensory structures. Box jellyfish have true eyes, which are found in clusters called rhopalia . Chiropsella bronzie has 24 eyes and 4 morphologically different types on rhopalia, Two of these eyes are camera type eyes, which consist of one upper lens and one lower lens ...
Whereas some other jellyfish have simple pigment-cup ocelli, box jellyfish are unique in the possession of true eyes, complete with retinas, corneas and lenses. [13] Their eyes are set in clusters at the ends of sensory structures called rhopalia which are connected to their ring nerve. Each rhopalium contains two image-forming lens eyes.
Tamoya haplonema is a species of box jellyfish in the genus Tamoya. It is the type species of the genus and was described in 1859. It is the type species of the genus and was described in 1859. The medusa possesses four tentacles, one each on an inter-radial pedal.
Box jellyfish swim by expanding and contracting their bells vigorously. [6] During the day Tripedalia cystophora is mostly to be found within 20 cm (8 in) of the surface, in sunlit positions among the prop roots of mangroves. These warm sunlit areas are where its main food item, the copepod Dioithona oculata, are to be found during the day. [5]