Cnidaria is a phylum containing over 10,000 species of animals found
exclusively in aquatic ... Several free-swimming species of Cubozoa and
Scyphozoa possess ... a middle layer of jelly-like materi...
Chrysaora melanaster, one of the largest jellyfish commonly found in the Arctic, ...
Between these layers is a gelatinous material called mesoglea, which makes up
most ... Many microscopic organisms, such as bacteria, also use cilia to swim—
but .... are genetically identical because they all come from a single fertilized egg.
Nov 8, 2010 ... Ctenophores are characterized by eight rows of cilia, which are used for
locomotion. The cilia in each row are arranged to form a stack of combs, also
called ... and most swim by synchronous beating of the eight rows of comb plates.
.... a larval stage that hatches out of the free-floating fertilized egg and ...
Found in the kingdom Animalia & subkingdom Parazoa ... Flagellated cells called
choanocytes or collar cells line their internal body cavity ... Amebocytes also
transport carbon dioxide & wastes away from sponge cells ... eggs during sexual
reproduction; Planula is the flagellated, free-swimming ... JELLYFISH LIFE
A conspicuous feature of cnidarian jellies is the bell, also known as the ...
Covered by a very thin epidermal tissue, the rest is made up of a gelatinous
material called the .... with a sessile (attached) asexual polyp phase and a free-
swimming sexual ... The fertilized eggs develop into tiny ciliated larvae known as
planulae that ...
Jellyfishes or, as they are often called,. "sea nettles" .... species of medusae also
have been found in fresh or very ... to any free- swimming jellyfish type of ... The
fertilized egg undergoes gradual development into a ciliated larva. The larva ...
Apr 23, 2016 ... When an egg is fertilized, it develops into a free-swimming, ciliated larva called ...
Many species can also reproduce asexually by budding or fission. ... is thick and
firm, giving rise to their common names, jellyfish or sea jellies. ... sexual
reproductive stage, producing eggs and sperm in organs called gonads.
Jan 28, 2003 ... Sommer at Monterey Bay Aquarium found this species also had a scyphistoma ....
pelagic (medusa) stage by another asexual process called strobilation. ... species
the fertilized egg eventually gives rise to a new sessile polyp. .... Ephyra: Small,
first stage, free-swimming jelly destined to grow up to mature ...
Free-swimming planulae were found highly enriched for functions related to cilia
and ... The CL390-like gene, suggested to act as a strobilation hormone, was
also highly ... Aurelia aurita Jellyfish Scyphozoa Transcriptomics Life-cycle
stages ..... The motile planula which emerges from the fertilized egg on
completion of ...
Tiny hair-like structures called 'cilia' on the body of the jellyfish produce currents
... The fertilised eggs undergo development in pockets in the arms that ...
Typically found close to the coast, the common jellyfish can also be found in