Results 31 to 40 of about 458 (144)

Phylogenetics of Trachylina (Cnidaria: Hydrozoa) with new insights on the evolution of some problematical taxa [PDF]

open access: yes, 2014
This is the published version, also available here: http://dx.doi.org/10.1017/S0025315408001732.Some of the most interesting and enigmatic cnidarians are classified within the hydrozoan subclass Trachylina. Despite being relatively depauperate in species
Bentlage, Bastian   +8 more
core   +2 more sources

Two Species of Koellikerina Medusae (Cnidaria, Hydrozoa, Anthomedusae) from Japan [PDF]

open access: yes, 2005
We fully described two Koellikerina species from shallow waters in Japan with illustrations and photographs. Koellikerina constricta (Menon, 1932), bearing characteristic bell constriction, expands its distribution to Kuchinoerabu Island, Kagoshima ...
Kawamura, Mariko, Kubota, Shin
core   +1 more source

Gossea Spence Bate & Westwood, 1862 (Amphipoda) and Gossea Agassiz, 1862 (Cnidaria, Hydrozoa): reversal of presumed precedence and review of the complicated nomenclatural history [PDF]

open access: yes, 2023
Gossea Agassiz, 1862 (Cnidaria: Hydrozoa) and Gossea Spence Bate & Westwood, 1862 (Crustacea: Amphipoda) are homonyms and Agassiz’s genus has long been considered the senior name.
Boyko, Christopher B, de Grave, Sammy
core   +2 more sources

Seeking the sun in deep, dark places: mesopelagic sightings of ocean sunfishes (Molidae) [PDF]

open access: yes, 2015
Evidence is presented from publicly available remotely operated vehicle (ROV) footage that suggests deep-water ranging in ocean sunfishes (family Molidae) is more common than typically thought, including a new maximum depth recorded for the southern ...
Abe   +37 more
core   +3 more sources

Mitochondrial diversity in Gonionemus (Trachylina:Hydrozoa) and its implications for understanding the origins of clinging jellyfish in the Northwest Atlantic Ocean [PDF]

open access: yes, 2017
© The Author(s), 2017. This article is distributed under the terms of the Creative Commons Attribution License. The definitive version was published in PeerJ 5 (2017): e3205, doi:10.7717/peerj.3205.Determining whether a population is introduced or native
Carman, Mary R.   +4 more
core   +2 more sources

The Hydrozoa: a new classification in the light of old knowledge [PDF]

open access: yes, 2000
The Hydrozoa, on the basis of embryological, developmental and morphological features, are considered as a superclass of the phylum Cnidaria comprising three classes: the Automedusa (with the subclasses: Actinulidae, Narcomedusae and Trachymedusae ...
Boero, F., Bouillon, J.
core  

Hidromedusas profundas del Mediterráneo: Un estudio que incluye la descripción de dos nuevas especies recolectadas en cañones submarinos del Mediterráneo Occidental [PDF]

open access: yes, 1998
Two new species of hydromedusae (Foersteria antoniae and Cunina simplex) are described from plankton collected in sediment traps placed in the Lacaze-Duthiers Submarine Canyon and along Banyuls-sur-Mer coast (northwestern Mediterranean).
Bouillon, J.   +5 more
core   +3 more sources

Loss of metagenesis and evolution of a parasitic life style in a group of open-ocean jellyfish.

open access: yesMolecular Phylogenetics and Evolution, 2018
Loss or stark reduction of the free-swimming medusa or jellyfish stage is common in the cnidarian class Hydrozoa. In the hydrozoan clade Trachylina, however, many species do not possess a sessile polyp or hydroid stage.
B. Bentlage   +5 more
semanticscholar   +1 more source

Seismic Disturbance, Productivity and Depth Shape Hadal Benthic Habitats and Biodiversity in the Japan, Ryukyu and Izu‐Ogasawara Trenches (Northwest Pacific Ocean)

open access: yesJournal of Biogeography, Volume 52, Issue 11, November 2025.
ABSTRACT Aim This study characterises benthic habitats and associated biodiversity in three Japanese subduction trenches, and explores the effects of trench‐specific differences in large‐scale seismic events, disturbance and productivity regimes on habitat structure and assemblage composition.
Denise J. B. Swanborn   +6 more
wiley   +1 more source

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