scyphistoma
scyphistoma In Scyphozoa, the polypoid larval stage which develops from a planula larva. It produces more scyphistomae by budding (a process called strobolization) and, at certain times of year, produces minute medusae (ephyrae), some of which develop into the sexual adult form.
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Hypermorphosis , hypermorphosis A form of heterochrony in which, during the course of evolution, the rate of development is unchanged but the total development time i… tetraspore , tetraspore Any one of four spores produced by meiosis in an independent diploid sporophyte (tetrasporophyte) in the life cycle of certain red algae.… Larva , A larva is the name of the stage between hatching and adulthood in the life cycle of some invertebrates (animals without a backbone). A sexually imma… Metamorphosis , Metamorphosis, or a change in form, in biology means the transition from a larval stage to an adult stage. In most animals, embryonic development lea… Microsporangium , microsporangium A sporangium (e.g. in heterosporous (see HETEROSPORY) ferns and the clubmoss Selaginella) that produces numerous minute spores which… Deuteromycota , Deuteromycota A taxon, usually given the rank of phylum, that is used in some classifications to include all fungi in which sexual reproduction is ap…
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scyphistoma