A gonophore is a reproductive organ in members of the Hydrozoa which produces gametes. It is a sporosac, a medusa or any intermediate stage. The name...

Siphonophores use gonophores to make the reproductive gametes. Gonophores are either male or female; however, the types of gonophores in a colony can vary...

reproductive zooids, the gonophores, are situated on branching structures called gonodendra. Gonophores produce sperm or eggs. Besides gonophores, each gonodendron...

free-living medusal stage. In some species, a non-detachable bud known as a gonophore is formed that contains a gonad but is missing many other medusal features...

female's sex drive. Alternatively, it may physically plug the female's gonophore. In either explanation, the spermatophore prevents the female from reproducing...

the surface structure of calcareous coral or gorgonian structures. The gonophores in the family Milleporidae arise from the coenosarc (the hollow living...

length in adults. Like the two other species in the same family, the gonophores of females are exposed. In the western Bering Sea, males typically live...

the perigonium In Greek mythology, Perigune In zoology, part of the gonophore of a Hydroid This disambiguation page lists articles associated with the...

swimming bell. Gonophores of females of the species are up to 1.3 cm long, while those of males are only 0.7 mm long. Both sexes have gonophores with an arrangement...

is due to the shape of the cluster of reproductive structures called gonophores. In Japanese it is called マガタマニラ / まがたまにら / 勾玉韮 magatamanira, "jewel leek"...

stage, and the only remnants of the medusa stage is when they function as gonophores attached to the polyp. According to the World Register of Marine Species...

surrounded by a chitinous outer layer as their exoskeleton, including the gonophores, their reproductive organ. Leptothecata exhibit radial symmetry, and their...

substrate and a sexual hydroid stage varying from free-swimming medusa to a gonophore that remains attached to the polyp. An important characteristic of the...

tentacles. The body of the hydranths (feeding individuals) as well as the gonophores (reproductive polyps) are pinky red, while the tentacles are transparent...

chambers. The female gonophores grow on slightly reduced or normal sized hydranths, each gonozoid consisting of up to seven gonophores. There may be some...

tentacle, bracts and palpons, and the gonodentra. The gonodendra bears the gonophores, or sexual bodies. Among physonect Siphonophores, many are monoecious...

junctions of older branches and gonophores develop inside these. Male or female medusae develop inside the gonophores, become detached and drift planktonically...

brown to black branches. The colonies may grow up to 33 cm in height. The gonophores (reproductive bodies) look like small yellowish ovals, growing from the...

carries a single whorl of about 17 long unbranched blastostyles, with gonophores near the hydranth. Endemic to South Africa, known only from the Cape Peninsula...

digestion by the gastrozooid. Gonozooid - reproductive zooid that produces gonophores which undergo sexual reproduction and produces the larval form, restarting...

hydroids live together in upright stolonal or sympodial colonies, and their gonophores are pedunculate free-roaming medusae. The relationships of this fairly...

Clava multicornis reproduces sexually as the larvae are fertilized in the gonophores on an adult female. The planulae hatch 48–72 hours after. They then develop...

by the budding of reproductive polyps known as gonophores, the medusa stage in the life cycle. Gonophores may remain attached to the parent colony, but...

groups, they may or may not have protective hydrocladia or appendages. The gonophores are usually fixed sporosacs, more rarely they are rather reduced medusoids...

acrophallus, extends with a terminal fluted opening, referred to as the gonophore, from which sperm and accessory secretions flood. During mating the tip...

feeding zooid, the gastrozooid, with multiples of the other zooid types. Gonophores and gonodendrons, the male and female reproductive zooids respectively...

between those polyps. The gonozooids have gametes-producing organs called gonophores on their body column. They lack the mouth and tentacles present on gastrozooids...

gastropores and dactylopores, respectively, arranged as cyclosystems. They have gonophores for reproductive organs. The size of M. platyphylla colonies can be highly...

from a central stem. They may grow up to 3 cm in total height. The male gonophores (reproductive bodies) are smaller and more rounded than the female ones...

known for its fragility due to the lack of a perisarc to protect its gonophores and hydranths. However, colonies of polyps that fall under the genus Rosalinda...