Cambrian Kama Sutra - Claspers reveal Trilobites favorite positions
Channel: Genuine Rockstars
Date: 05/07/2022

Sarah Losso is a PhD student at Harvard University who recently found claspers in Cambrian trilobites. This discovery tells us how some of the earliest trilobites used their appendages to get their offspring into the next generation!

Link to the paper: https://doi.org/10.1130/G49872.1


Credits:

Trilobites – PublicDomainPictures – pixabay
Girl rocks - @Adam_Whitlock – unsplash
Cells – CDC- unsplash
Geology – Asim Basir – pixabay
Invertebrates – Oxford University Museum of Natural History (https://www.oum.ox.ac.uk/thezone/fossils/inverts/index.htm)
Trilobite – Heinrich Harder – Wikipedia
Trilobites – Eyes made of crystal – PBS Eons Youtube ( https://youtu.be/VZLsbIAxmmA)
Horseshoe crabs – Chris Engel – pixabay
Underside horseshoe crabs – Binh Giang – Wikipedia
Redlichiida (Padadoxides) trilobite – Mike Peel – Wikipedia
Limulus –Heinrich Harder – Wikipedia
Eurypterid – Pentecopus – Patrick Lynch – Wikipedia
Heteropoda venatoria – Jeevan Jose – wiki
Limulus Polyphemus – Hans Hillewaert – Wikipedia
Scorpion wynaad – Shyamal L. – Wikipedia
Arthropod paired appendages – Crash course Biology 23 – Youtube 
(https://youtu.be/YQb7Xq0enTI )
Volcanic ash – Chris Delgado – pixabay
Xandarella mauretanica and reconstruction - Ortega-Hernández et al., 2017 (https://doi.org/10.1038/srep42616)
Fieldwork Morocco – Sarah Losso
Triarthus eatoni – James St. John – Flickr (https://www.flickr.com/photos/jsjgeology/34451106230) 
Triarthus eggs – Hegna et al., 2017 ( https://doi.org/10.1130/G38773.1)
Sperm egg – www.pdimages.com/web9.htm - wikipedia
Burgess Shale – Mark A. Wilson – Wikipedia
Top Secret – Inch28 – pixabay
Baking Cake – adage – pixabay
Knitting – Foundry Co – pixabay
Knitted trilobite plushies – Sarah Losso
Teaching – Sigmund - Unsplash