One of the mysteries of the English language finally explained.
A slender transparent wormlike animal with fins, having spines on the head for grasping prey. It is common in marine plankton.
Phylum ChaetognathaAlso called chaetognath
- ‘Early Cambrian ‘protoconodonts’ are currently believed to be the unrelated remains of chaetognaths (or ‘arrow worms’).’
- ‘Chaetognaths (commonly named arrow worms) are transparent marine metazoans, ranging in size from 2 to 120 mm.’
- ‘As mentioned, the chaetognaths (‘arrow worms’) are clearly orthodox bilaterians.’
- ‘Chaetognaths, commonly called arrow worms, were considered deuterostomes based on their tripartite coelom and the retention of the blastopore to form the anus.’
- ‘Chaetognaths (‘arrow worms’) were considered to be deuterostomes until quite recently, when they were relocated to the protostomes.’
Top tips for CV writingRead more
In this article we explore how to impress employers with a spot-on CV.