• T. seladonia 2026 season update

    We are hoping to be able to release 2nd, 3rd, AND 4th instar T. seladonia produced in-house by the end of August. We will be notifying everyone via Facebook post, email newsletter, AND here on our homepage when we determine that date so stay tuned!

    sign up to be notified for the next drop 
  • Project Safety Net

    Our Cameroon net-casting spider sustainment project has already come full circle with the second generation of USCBB spiders hatching! Watch our introductory video on the project on our YouTube:

    Watch here 
  • We made an EDC knife!

    Knives are in stock now! And yes, of course we made a purple one.

    Check it out 

Marshall Arachnids is a small operation in Tennessee, USA specializing in captive-bred invertebrates and bioactive vivaria. our husbandry practices and product design are approached with the natural history of the animals at the forefront.


  • Check out our (almost) weekly YouTube livestream: Spiders After Sunset! Join us live to discuss topics related to tarantulas, other invertebrates, herpetoculture, bioactive, and other hobby related things. Subscribe to show your support and to be notified when we're live again!

    Find us on YouTube