I read from edema to edge city.

It looks like scientists have since replaced "edentata" with the more accurate Superorder "Xenarthra" which absolutely sounds like an alien race in a 1980s movie. 

https://en.wikipedia.org/wiki/Xenarthra

The word of the episode is "edge city".

Theme music from Jonah Kraut

https://jonahkraut.bandcamp.com/

Merchandising!

https://www.teepublic.com/user/spejampar

 ...