• Thumbnail for Trachymedusae
    Trachymedusae belong to the phylum Cnidaria and the class Hydrozoa, among the 30 genera are 5 families containing around 50 species in all, the family...
    4 KB (386 words) - 18:36, 27 September 2021
  • Thumbnail for Hydrozoa
    requires verification; tentatively placed here Order Narcomedusae Order Trachymedusae — monophyly requires verification ITIS uses the same system, but unlike...
    17 KB (1,865 words) - 15:05, 24 September 2023
  • Thumbnail for Trachylinae
    many older classifications, and limited to contain the Narcomedusae, Trachymedusae, the Actinulidae, then considered an independent order, and also the...
    2 KB (187 words) - 07:04, 1 July 2022
  • Thumbnail for Medusa
    1959 Stygiomedusa gigantea Browne 1910 Thylacodes medusae Pilsbry 1891 Trachymedusae Greek: Hesiod, Theogony, 270 (text) Apollodorus, The Library, book II...
    46 KB (4,995 words) - 13:12, 22 May 2024
  • Thumbnail for Crossota
    Crossota rufobrunnea Thuesen, Erik V. (2003). "Crossota millsae (Cnidaria: Trachymedusae: Rhopalonematidae), a new species of viviparous hydromedusa from the...
    1 KB (110 words) - 02:40, 15 August 2023
  • Thumbnail for Halitrephes
    Eukaryota Kingdom: Animalia Phylum: Cnidaria Class: Hydrozoa Order: Trachymedusae Family: Halicreatidae Genus: Halitrephes Bigelow, H. B. (1909) Species:...
    4 KB (395 words) - 01:47, 4 January 2024
  • Thumbnail for Crossota norvegica
    Eukaryota Kingdom: Animalia Phylum: Cnidaria Class: Hydrozoa Order: Trachymedusae Family: Rhopalonematidae Genus: Crossota Species: C. norvegica Binomial...
    4 KB (484 words) - 17:13, 13 April 2023
  • Thumbnail for Geryoniidae
    The Geryoniidae are a family of hydrozoans in the order Trachymedusae. Geryonia Péron & Lesueur, 1810 Liriope Lesson, 1843 Nomen dubium Heptarradiata...
    1 KB (46 words) - 04:31, 25 October 2023
  • Harbor Laboratories. Thuesen, E.V., 2003. Crossota millsae (Cnidaria: Trachymedusae: Rhopalonematidae), a new species of viviparous hydromedusa from the...
    4 KB (341 words) - 05:44, 14 February 2024
  • of black medusa from the bathypelagic zone off California (Cnidaria: Trachymedusae: Rhopalonematidae). Proceedings of the Biological Society of Washington...
    2 KB (207 words) - 15:19, 7 January 2024