Limulus diminutus

From OurFoodChain
Extinct (December 28th, 2018): Limulus diminutus has gone extinct due to being outcompeted by S. mipensis.

A species native to most zones where algaes and biofilm can be found. They resemble small horseshoe crabs, and produce through both asexual and sexual means. When threatened my a predator they will bury themselves into the substrate. They are largely preyed on by the larger multis parva with which they share a habitat with. They will also eat melting aquatic plants