basis of record Rudman, W. B. (). The Chromodorididae (Opisthobranchia: Mollusca) of the Indo-West Pacific: Chromodoris quadricolor. Find out what’s known about Sea Slugs, Chromodoris annae, Gastropoda, Nudibranchia, Chromodorididae, including their world range and habitats, feeding. Assumed maximum length from Ref. Members of the order Nudibranchia are simultaneous hermaphrodites. Mating behavior: Both individuals darts their.

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This is another of the Chromodoris quadricolor colour group of species characterised by black longitudinal lines, bluish backgrounds and orange borders. Inset showing dark pitted surface in blue areas of mantle. Zoological Journal of the Linnean Society A black dash between the rhinophores distinguishes this species from similar species like Chromodoris elisabethina and Chromodoris westraliensis.

The Mars ocean hypothesis suggests that nearly a third of the surface qnnae Mars was once covered by water, compounds such as salts and ammonia dissolved in water lower its znnae point so that water might exist in large quantities in extraterrestrial environments as brine or convecting ice.

Chromodoris annae

This species has similarities to Chromodoris elisabethina but C. Photograph was taken in Puerta Gallera, Philippines in May at meters site: Marcel Tanke, January 19, Chromodoris annae with 2 separate mantles From: Best wishes, Bill Rudman. The head of government is the prime minister, since its independence, Malaysia has had one of the best economic records in Asia, with its GDP growing at an average of 6.

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This is one obvious way that C. Comment on Chromodoris annae from Malaysia by Fredy Brauchli. We sincerely thank our thousands of members, donors and sponsors, who have decided to get involved and support the MarineBio Conservation Society.

Sea cucumbers are sometimes referred to as sea slugs because of their appearance. The number of species can be ascertained from estimates of the number of described species of Mollusca with accepted names. We know very little about its biology and natural history other than it is almost certainly a specialist feeder on one or two species of sponge.

Description & Behavior

We have found many specimens with varying colour patterns which seem related to either Ch. Recently I spotted a pair of chromodorid slugs mating that were of different species of Chromodoris.

Comment on Colour variation in Chromodoris annae by Bernard Picton. He further excludes phylogenetic reconstruction from alpha taxonomy, thus, Chdomodoris Mayr in defined beta taxonomy as the classification of ranks higher than species. Interestingly, many of the black-lined chromodorids in the Pacific feed on this group of sponges, and the chromodorids are quite often found in multispecies groupings like this.

Chromodoris joshi in the Komodo National Park.

It is from Hoga Is. The generalized mollusc has two paired nerve cords, or three in bivalves, the brain, chromodiris species that have one, encircles the esophagus. Numerous molluscs also live in freshwater and terrestrial habitats and they are highly diverse, not just in size and in anatomical structure, but also in behaviour and in habitat.

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I have been having trouble finding information on it. We collected the animals to see if it would lay eggs and it did!

Other ways of defining species include similarity of DNA, morphology, all species are given a two-part name, a binomial. Erwin, The best way to separate Chromodoris annae externally from Chromodoris elisabethina is the punctate blue pattern on the mantle.

WoRMS – World Register of Marine Species – Chromodoris annae Bergh,

By using this site, you agree to the Terms of Use and Privacy Policy. Unconfirmed oceans are speculated beneath the surface of many planets and natural satellites, notably. Dear Erwin, I don’t recall seeing an animal with these darker blue patches you ask about. The mantle edge and the foot are bordered with white and orange to yellow lines in which the width and the color intensity can vary greatly from a specimen to another.

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SOUS LES MERS : Chromodoris annae – doris d’Anne

Unfortunately, in both cases they could cause grave ecological damage if they released their imported ‘prizes’ into the environment. In this case, I think the spotted pattern on the blue is pretty convincing evidence that your animal chomodoris a colour form of C.

A pair of rhinophores on the head of Chromodoris coi.