Podcast 336 - Who Needs a Jaw?
About this episode
The episode discusses two papers on jawless fishes, focusing on early vertebrates and hagfish evolution.
The gang discusses two papers about jawless fishes. The first paper looks at some soft tissue preservation of early vertebrates which include preserving evidence of an ancient heart, while the second paper investigates how the fossil record of hagfish can inform the order in which characteristics evolved within the group. Meanwhile, James "solves" his problems with machines, Amanda keeps making new friends whether they like it or not, Curt claims no responsibility, and everyone loves these kawaii line drawings. Up-Goer Five (James Edition): This week the group look at two papers that are about different animals that have no legs and live in water. The first paper is about a very strange animal that lived a very long time ago that people have thought might be an early part of the group that is made up of things with hard parts inside. The paper looks at things inside the animal and show that they are made of old blood showing the parts of the animal that carried the blood and the parts that clean it. These parts suggest that the animal is in fact an early part of the group that eventually get hard parts inside. The second paper looks at three animals that are part of the group of…
People in this episode
Hosts: James Lamsdell, Amanda Falk, Curtis Congreve
Topics covered
- jawless fishes
- vertebrate evolution
- fossil record
- soft tissue preservation
- hagfish
Keywords
- jawless fishes
- vertebrates
- fossil record
- soft tissue
- hagfish
More episodes of Palaeo After Dark
- Podcast 335 - I Like Turtles
- Podcast 334 - Stuck on You
- Podcast 333 - Think Big
- Podcast 332 - Bird Peepin'
- Podcast 331 - Reef It Up
- Podcast 330 - Dinosaur Body Pillow
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