Lesson plan
Halecidae
Halecidae is an extinct family of aulopiform ray-finned fish known from the Cretaceous Period. It is one of the Enchodontoidei, a diverse group of aulopiforms that were dominant marine fish during the Cretaceous Period. It contains the following genera: * Family †Halecidae ** Genus †Halec ** Genus †Phylactocephalus The genera Hemisaurida and Serrilepis are also sometimes included in the family, though more recent studies have placed them outside it.
Article summary
Halecidae is an extinct family of aulopiform ray-finned fish known from the Cretaceous Period. It is one of the Enchodontoidei, a diverse group of aulopiforms that were dominant marine fish during the Cretaceous Period. It contains the following genera: * Family †Halecidae ** Genus †Halec ** Genus †Phylactocephalus The genera Hemisaurida and Serrilepis are also sometimes included in the family, though more recent studies have placed them outside it.
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Discussion questions
- Summarise the article in your own words. Which single claim would you verify first, and why?
- Which claim in this article is most likely to be revised as the sources update? How would you check its current status?
- If two sources disagreed about one of these facts, what would you need in order to trust one over the other?
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