10 Aug '12, 5am

The Tide Chaser: Annelid Worms (Phylum Annelida) of Singapore

The Tide Chaser: Annelid Worms (Phylum Annelida) of Singapore

Annelids (phylum Annelida) are bilaterally symmetrical worms which may or may not be segmented. The name “Annelida” comes from the Latin word "annellus", which means "little rings", as traditionally this phylum only includes segmented worms which mostly have a body made up of a series of identical segments, separate by ring-like constrictions (annuli). Recent phylogenetic studies, however, have shown that many unsegmented worms are genetically very similar to the annelids, and are in fact more closely related to annedids like earthworms than many marine annelids. These unsegmented worms are hence now placed under this phylum as well. As a result, there is no single external feature that can be used to differentiate annelids from other phyla. Generally, the segmented annelids will have a body comprising identical segments (excluding the head and tail) containing the same se...

Full article: http://tidechaser.blogspot.com/2012/08/annelid-worms-anne...

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The Tide Chaser: Ribbon Worms (Phylum Nemertea) of Singapore

The Tide Chaser: Ribbon Worms (Phylum Nemertea)...

tidechaser.blogspot.com 10 Aug '12, 5am

Ribbon Worms (phylum Nemertea) are soft-bodied, bilaterally symmetrical animals that are mostly long, thin and flat (like ...

The Tide Chaser: Horseshoe Worm (Phylum Phoronida) of Singapore

The Tide Chaser: Horseshoe Worm (Phylum Phoroni...

tidechaser.blogspot.com 10 Aug '12, 5am

Horseshoe Worms (phylum Phoronida) are marine worms with a crown of tentacles (lophophore) arranged in a somewhat horsesho...

Old Singapore flooding #fb

Old Singapore flooding #fb

flooding that occurred yesterday morning brings to mind some massive floods that hit Singapore previously which had result...

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yoursingapore.com 10 Aug '12, 9am

singapore guide, guide book, travel guide, itinerary for singapore, singapore trip planner, suggested itinerary, where to ...

The Tide Chaser: Flatworms (Phylum Platyhelminthes) of Singapore

The Tide Chaser: Flatworms (Phylum Platyhelmint...

tidechaser.blogspot.com 02 Aug '12, 4am

Flatworms (Phylum Platyhelminthes) are unsegmented worms with soft and bilaterally symmetrical bodies. They are generally ...

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yoursingapore.com 12 Aug '12, 7am

singapore guide, guide book, travel guide, itinerary for singapore, singapore trip planner, suggested itinerary, where to ...