Biodiversity

Friday, April 06, 2007

DESCRIPTION OF 10 COMMON ATLANTIC OCEAN JELLYFISH

Description of Cyanea capillata

Shape umbrella.
Bell description unknown.
Bell diameter 50–250 cm.
Bell height 50–250 cm.
Bell margin scalloped.
Marginal lappets present.
Exumbrella surface unknown.
Mesoglea unknown.
Tentacles present.
Tentacle description thin; or clustered; or whip-like; or hollow; or long.
Tentacle location arise from subumbrella surface.
Mouth present.
Tiny pores "mouthlets" absent.
Stomach description unknown.
Stomach poaches present.
Oral arms present.
Oral arm description unknown.
Gonad position unknown.
Colour orange-tan oral arms.
Geographical range around South African coast none.
Synonyms lion's mane jellyfish; or red jelly.


http://www.soil.msu.ru/~invert/main_eng/photoalbum/cyanea.html


Description of Pelagia noticulata

Shape umbrella.
Bell description square hemispherical; or deep.
Bell diameter 12 cm.
Bell margin scalloped.
Marginal lappets present.
Marginal lappet number 16.
Exumbrella surface warty.
Mesoglea unknown.
Tentacles present.
Tentacle description whip-like; or long.
Tentacle number 8.
Tentacle location marginal.
Rhopalia number 8.
Mouth present.
Tiny pores "mouthlets" absent.
Stomach description unknown.
Stomach poaches present.
Oral arms present.
Oral arm description warty; or frilly.
Gonad position center of bell.
Colour red-magenta-brown spots on oral arms; or red-magenta-brown spots on exumbrella.
Geographical range around South African coast Fasle Bay.
Synonyms night-light jellyfish.

http://www.njscuba.net/biology/sw_jellies.html


Description of Eupilema inexpectata

Shape umbrella.
Bell description shallow; or hemispherical.
Bell diameter 30 cm.
Bell margin "serrated".
Marginal lappets present.
Marginal lappet number 8.
Exumbrella surface finely granular.
Mesoglea thicker in center.
Tentacles absent.
Tentacle description absent.
Tentacle location absent.
Rhopalia number 8.
Mouth absent.
Tiny pores "mouthlets" present.
Stomach description unknown.
Stomach poaches unknown.
Oral arms present.
Oral arm description fused at base; or smooth.
Gonad position unknown.
Colour variable.
Geographical range around South African coast south coast; or west coast; or east coast.
Synonyms root-mouthed jellyfish.

Taken from: Boltovskoy D (Ed) (1999) South Atlantic Zooplankton. Backhuys Publishers, Leiden, pp 868. ISBN 90-5782-035-8


Description of Aequorea conica

Shape conical.
Bell description domed apex.
Bell diameter 0.9 cm.
Bell height 1–1.2 cm.
Bell margin smooth.
Marginal lappets absent.
Exumbrella surface smooth.
Mesoglea thick.
Tentacles present.
Tentacle description thin; or short.
Tentacle number 20–30.
Tentacle location marginal.
Mouth present.
Tiny pores "mouthlets" absent.
Stomach description unknown.
Stomach poaches unknown.
Oral arms absent.
Oral arm description absent.
Gonad position radial canals.
Colour variable.
Geographical range around South African coast west coast.
Synonyms crystal jellyfish.

Taken from:Boltovskoy D (Ed) (1999) South Atlantic Zooplankton. Backhuys Publishers, Leiden, pp 868. ISBN 90-5782-035-8

Description of Periphylla periphylla

Shape conical.
Bell description domed apex.
Bell diameter 25 cm.
Bell height 35 cm.
Bell margin scalloped.
Marginal lappets present.
Marginal lappet number 16.
Exumbrella surface smooth.
Mesoglea rigid; or thick.
Tentacles present.
Tentacle description stiff; or solid.
Tentacle number 12.
Tentacle location marginal.
Rhopalia number 4.
Mouth present.
Tiny pores "mouthlets" absent.
Stomach description large.
Stomach poaches unknown.
Oral arms absent.
Oral arm description absent.
Gonad position interradial septa.
Colour red-brown manubrium and stomach.
Geographical range around South African coast west coast.
Synonyms helmet jelly.

http://jellieszone.com/periphylla.htm


Description of Chrysaora hysoscella


Shape umbrella.
Bell description flatter than a hemisphere; or shallow.
Bell diameter 15–28 cm.
Bell margin scalloped.
Marginal lappets present.
Marginal lappet number 32–48.
Exumbrella surface smooth.
Mesoglea thick.
Tentacles present.
Tentacle description hollow; or long.
Tentacle number 24.
Tentacle location between cleft of lappets; or marginal.
Rhopalia number 8.
Mouth present.
Tiny pores "mouthlets" absent.
Stomach description unknown.
Stomach poaches present.
Oral arms present.
Oral arm description narrow; or v-shaped; or frilly.
Oral arm number 4.
Gonad position stomach.
Colour brown v-shaped bans on exumbrella; or brown lappets.
Geographical range around South African coast west coast.
Synonyms red-banded jellyfish; or compass jellyfish; or sea nettle.


http://www.riminiambiente.it/index.jsp?idsection=32&idsubsection=162


Description of Solmundella bitentaculata


Shape bell-shaped.
Bell description domed apex.
Bell diameter 0.5 cm.
Bell height 0.5 cm.
Bell margin scalloped.
Marginal lappets unknown.
Exumbrella surface unknown.
Mesoglea thick at apex.
Tentacles present.
Tentacle description long.
Tentacle number 2.
Tentacle location above bell edge.
Mouth present.
Tiny pores "mouthlets" absent.
Stomach description short; or broad; or circular.
Stomach poaches present.
Oral arms absent.
Oral arm description absent.
Gonad position stomach.
Colour variable.
Geographical range around South African coast west coast.
Synonyms unknown.

http://www.medusozoa.com/hydro_pics.html


Description of Liriope tetraphylla

Shape umbrella.
Bell description flat at apex; or hemispherical.
Bell diameter 1–3 cm.
Bell margin smooth.
Marginal lappets absent.
Exumbrella surface unknown.
Mesoglea thin; or thick at apex.
Tentacles present.
Tentacle description hollow; or long.
Tentacle number 4.
Tentacle location marginal.
Tiny pores "mouthlets" present.
Stomach description small.
Stomach poaches unknown.
Oral arms absent.
Oral arm description absent.
Gonad position radial canals.
Colour variable.
Geographical range around South African coast west coast.


http://www.usp.br/cbm/pesquisa/migotto/hidromedusas.html


Description of Carybdea alata

Shape cubodial.
Bell description flat at apex; or deep.
Bell diameter 2 cm.
Bell height 4 cm.
Bell margin smooth.
Marginal lappets absent.
Exumbrella surface smooth.
Mesoglea thin.
Tentacles present.
Tentacle description whip-like; or long.
Tentacle number 4.
Tentacle location at each corner of bell.
Mouth present.
Tiny pores "mouthlets" absent.
Stomach description unknown.
Stomach poaches present.
Oral arms absent.
Oral arm description absent.
Gonad position radial sinus.
Colour variable.
Geographical range around South African coast south coast; or west coast.
Synonyms box jellyfish; or sea wasp.

http://life.bio.sunysb.edu/marinebio/plankton.html

Description of Aurelia aurita


Shape umbrella.
Bell description shallow.
Bell diameter 30 cm.
Bell margin scalloped.
Marginal lappets unknown.
Exumbrella surface smooth.
Tentacles present.
Tentacle description hollow; or short.
Tentacle location marginal.
Mouth present.
Tiny pores "mouthlets" absent.
Stomach description unknown.
Stomach poaches present.
Oral arms present.
Oral arm description v-shaped.
Gonad position stomach.
Colour variable.
Geographical range around South African coast west coast.
Synonyms moon jellyfish.


http://www.aquarium-du-golfe.com/english/wallpaper.php

Primary reference: Boltovskoy D (Ed) (1999) South Atlantic Zooplankton. Backhuys Publishers, Leiden, pp 868. ISBN 90-5782-035-8

Secondary refernce:Pages F, Gili JP and Bouillon J (1992) Medusa (Hydrozoa, Scyphozoa, Cubozoa) of the Benguela Current. Scientia Marina 56:1-64


17 Comments:

Post a Comment

Links to this post:

Create a Link

<< Home