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- Source: Wikipedia The Semaeostomeae (literally "flag mouths") are an order of large jellyfish characterized by four long, frilly oral arms flanking their quadrate mouths.
www.inaturalist.org › taxa › 48331-Semaeostomeae
Semaeostomeae (literally "flag mouths") is an order of large jellyfish characterized by four long, frilly oral arms flanking their quadrate mouths. The umbrella is domed with scalloped margins, and the gastrovascular system consists of four unbranched pouches radiating outwards from the central stomach; no ring canal is present.
Semaeostomeae. moon jelly, (genus Aurelia ), genus of marine jellyfish of the order Semaeostomeae (class Scyphozoa, phylum Cnidaria) characterized by their pale translucent bodies and commonly found in coastal waters, particularly those of North America and Europe. The adult may grow as large as 40 cm (16 inches) in diameter.
Scyphozoa include the moon jelly Aurelia aurita, in the order Semaeostomeae, and the enormous Nemopilema nomurai, in the order Rhizostomeae, found between Japan and China and which in some years causes major fisheries disruptions. The jellyfish fished commercially for food are Scyphomedusae in the order Rhizostomeae.
Semaeostomeae. Order Semaeostomeae L. Agassiz 1862. Characteristics of the Order (from Kramp 1961) Scyphomedusae with umbrella margin cleft into lappets; without a coronal furrow and without pedalia; with (or without) hollow marginal tentacles and with marginal rhopalia; with a single central mouth opening provided with four large curtain-like ...
Source: Wikipedia. The Semaeostomeae (literally "flag mouths") are an order of large jellyfish characterized by four long, frilly oral arms flanking their quadrate mouths. The umbrella is domed with scalloped margins, and the gastrovascular system consists of four unbranched pouches radiating outwards from the central stomach; no ring canal is ...
Semaeostomeae (literally "flag mouths") is an order of large jellyfish characterized by four long, frilly oral arms flanking their quadrate mouths. The umbrella is domed with scalloped margins, and the gastrovascular system consists of four unbranched pouches radiating outwards from the central stomach; no ring canal is present.
