Results 11 to 20 of about 5,656 (156)

Dynamic Model for Life History of Scyphozoa. [PDF]

open access: yesPLoS ONE, 2015
A two-state life history model governed by ODEs is formulated to elucidate the population dynamics of jellyfish and to illuminate the triggering mechanism of its blooms.
Congbo Xie   +3 more
doaj   +4 more sources

Rhizostomins: A Novel Pigment Family From Rhizostome Jellyfish (Cnidaria, Scyphozoa) [PDF]

open access: yesFrontiers in Marine Science, 2021
Many pigments, such as melanins, are widely distributed throughout the animal kingdom. Others have arisen as novelties in particular lineages, for example, the Green Fluorescent Protein (GFP) found in cnidarians.
Jonathan W. Lawley   +8 more
doaj   +4 more sources

Life Cycle Reversal in Aurelia sp.1 (Cnidaria, Scyphozoa).

open access: yesPLoS ONE, 2015
The genus Aurelia is one of the major contributors to jellyfish blooms in coastal waters, possibly due in part to hydroclimatic and anthropogenic causes, as well as their highly adaptive reproductive traits.
Jinru He   +3 more
doaj   +3 more sources

Las medusas Scyphozoa de la Bahía Blanca, Argentina [PDF]

open access: yesBrazilian Journal of Oceanography, 1989
Juvenils and adults of Chrysaora láctea, Aurelia aurita and Drymonema gorgo were found in Blanca Bay during summer and efirae of the two first occurred from October to January. These species are commonly found in Brazilian waters.
Hermes W Mianzan
doaj   +4 more sources

Comparative Analysis of Convergent Jellyfish Eyes Reveals Extensive Differences in Expression of Vision-Related Genes. [PDF]

open access: yesEcol Evol
Eyes have evolved in many different lineages, including several times within jellyfish, yet the relative contributions of shared and lineage‐specific genes to convergent eyes are not known. We find that three long‐diverged species of jellyfish have mostly divergent patterns of gene expression in their eye‐bearing tissues, suggesting a major role for ...
Picciani N   +8 more
europepmc   +2 more sources

Population Structures and Levels of Connectivity for Scyphozoan and Cubozoan Jellyfish

open access: yesDiversity, 2021
Understanding the hierarchy of populations from the scale of metapopulations to mesopopulations and member local populations is fundamental to understanding the population dynamics of any species.
Michael J. Kingsford   +2 more
doaj   +1 more source

Embryonic development of the moon jellyfish Aurelia aurita (Cnidaria, Scyphozoa): another variant on the theme of invagination [PDF]

open access: yesPeerJ, 2022
Background Aurelia aurita (Scyphozoa, Cnidaria) is an emblematic species of the jellyfish. Currently, it is an emerging model of Evo-Devo for studying evolution and molecular regulation of metazoans’ complex life cycle, early development, and cell ...
Yulia Kraus   +2 more
doaj   +2 more sources

Planktonic associations between medusae (classes Scyphozoa and Hydrozoa) and epifaunal crustaceans [PDF]

open access: yesPeerJ, 2021
Jellyfish are known to carry various epibionts, including many of the subphylum Crustacea. However, the associations between gelatinous zooplankton and other invertebrates have been chronically overlooked.
Kaden Muffett, Maria Pia Miglietta
doaj   +2 more sources

On the enigma of Palaenigma wrangeli (Schmidt), a conulariid with a partly non-mineralized skeleton [PDF]

open access: yesPeerJ, 2021
Palaenigma wrangeli (Schmidt) is a finger-sized fossil with a tetraradiate conical skeleton; it occurs as a rare component in fossiliferous Upper Ordovician strata of the eastern Baltic Basin and is known exclusively from north Estonia.
Björn Kröger   +5 more
doaj   +2 more sources

Estado actual del conocimiento de la medusa bola de cañón (Stomolophus meleagris)

open access: yesEpistemus, 2022
Las medusas son un grupo taxonómico de los más ancestrales dentro de la filogenia animal. Han habitado el planeta aproximadamente hace 500 millones de años sobreviviendo ante múltiples eventos de extinciones masivas, lo que las convierte en un grupo de ...
Carlos Daniel Sastré Velásquez   +3 more
doaj   +1 more source

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