- are
known as "
hydromedusae". Most
hydromedusae have
shorter lifespans than the
larger scyphozoan jellyfish. Some
species of
hydromedusae release gametes...
- The bell
margin is
ringed with the
muscular velum,
which is
typical of
hydromedusae, and aids in
locomotion through muscular contraction of the bell. Larger...
-
family Rhopalonematidae. The
genus comprises five species.
Unlike most
hydromedusae,
these do not have a
sessile stage. Rather, they
spend their entire lives...
-
Hydromedusae,
Scyphomedusae lack a vellum,
which is a
circular membrane beneath the
umbrella that
helps propel the (usually smaller)
Hydromedusae through...
- Aplanulata.
Bibliography Buecher, E., Goy, J. & Gibbons, M.J. 2005.
Hydromedusae of the
Agulhas Current.
African Invertebrates 46: 27-69.[1] Wikimedia...
- very
small jellyfish,
which have
bells about one millimeter, are the
hydromedusae of many
species that have just been
released from
their parent polyps;...
- Occasionally, they are also seen
feeding on
gelatinous zooplankton such as
hydromedusae and ctenop****s. Both the
adult medusae and
larvae of
Aurelia have nematocysts...
-
sperm produced and
released by male medusae, as is the case for most
hydromedusae. However, the
related species Turritopsis rubra seems to
retain fertilized...
- Rhopalonematidae. this
species does not have
sessile stage as
other hydromedusae.
Crossota is
spread all over the
ocean and
lives their life in water...
- Atlantic, Indo-Pacific, Antarctic, Mediterranean, and
eastern Pacific. This
hydromedusae is
typically bathypelagic. In
these waters, this
species is most commonly...
