安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
|
- The Sea Slug Forum - Ascidians (Sea squirts, Tunicates)
Many ascidians form colonies In the intertidal zone, many of the fleshy, brightly coloured patches under rocks or in shaded crevices are ascidian colonies PHOTO A is of a solitary ascidian showing the inhalent and exhalent siphons PHOTO B is a colonial species in which each individual animal (zooid) retains its exhalent siphon
- The Sea Slug Forum - Melibe australis
Melibe australis - ascidian mimic March 1, 2003 From: Bill Rudman In specimens of Melibe australis without much pigmentation, it is difficult to see the characteristic shape of the cerata in this species The cerata are stalked and flask-shaped or top-shaped [see lower left photo]
- The Sea Slug Forum - Nembrotha chamberlaini
As I describe on the ascidian Fact Sheet, the blue object in your photo is a tough leathery sac which protects the soft body parts inside The ' mouths' you mention are two openings so that a current of fresh sea water is available to the ascidian which feeds by filtering tiny particles from the seawater
- The Sea Slug Forum - Hallaxa michaeli
The lower photo is a single stalked ascidian with one of these at the base The upper photo is of a group of the stalked ascidians with another one of these at the base we think, it is a bit overgrown and we are not confident of our knowledge about these particular ascidians
- The Sea Slug Forum - Ascidian
Dear Gary, Did it squirt out some water when you touched it I am pretty sure that your animal is an ascidian or Sea Squirt, quite unrelated to slugs It seems to be attached to the rock at one end and has a pair of openings at the free end at the bottom of your photo I have posted a page on ascidians Have a look at it for some background information In that you will see that some ascidians
- The Sea Slug Forum - Velutinidae - are they sea slugs?
Velutinidae - are they sea slugs? Order: Sorbeoconcha (Neotaenioglossa) Family: Velutinidae (Lamellariidae) Upper: A species of Marseniopsis? with its food, a common compound ascidian The hole in the front of the animal is the opening of the inhalant siphon leading into the mantle cavity Arrawarra, Coffs Harbour area, northern New South Wales, Australia Lower left: Lamellaria australis
- The Sea Slug Forum - Goniodoris meracula
Goniodoris meracula - egg ribbons September 1, 2003 From: Rachel Przeslawski Hi Bill, While out surveying, I noticed these egg ribbons nestled into a colonial ascidian under two different boulders at Wollongong, New South Wales [Australia] Upon closer inspection, I saw an adult Goniodoris meracula buried under the ascidian at each boulder
- The Sea Slug Forum - Nembrotha kubaryana
Some years ago Prof Valerie Paul and associates (1990) reported on this species and Nembrotha cristata feeding on the ascidian Atapozoa sp Both species removed antifeedant compounds from the ascidian and stored them in their own bodies, exudung them in a slimy mucus when disturbed for their own defence
|
|
|