Filter Feeding Crab

[adromero]

Please help Id hitchhiker Showed up in two and half year tank.

 

[sfin52]

Please help Id hitchhiker Showed up in two and half year tank.

Did you add anything

 

[35ppt]

Redacted

 

[adromero]

Only added a Hollywood stunner

 

[adromero]

Porcelain Crab (Petrolisthes sp)

I thought they were white, but that is great. Those cost around $20

 

[35ppt]

Redacted

 

[adromero]

Oh yeah, there are many different species of Porcelain Crab.

Petrolisthes - Wikipedia

en.wikipedia.org

Here are just a few along with some from related genera in a photo I pulled from a paper:

Figure 1: Species in the genera Petrolisthes (6 species) and the related genera Allopetrolisthes (3 species) and Liopetrolisthes (2 species), all of them native to the south eastern Pacific.
(A) Allopetrolisthes spinifrons, (B) Petrolisthes tuberculosus, (C) Allopetrolisthes angulosus, (D) Liopetrolisthes mitra, (E) Liopetrolisthes patagonicus, (F) Petrolisthes granulosus, (G) Petrolisthes desmarestii, (H) Petrolisthes tuberculatus, (I) Petrolisthes laevigatus, (J) Petrolisthes violaceus, (K) Allopetrolisthes punctatus.

Molecular phylogeny of porcelain crabs (Porcellanidae: Petrolisthes and allies) from the south eastern Pacific: the genera Allopetrolisthes and Liopetrolisthes are not natural entities

Porcelain crabs from the closely related genera Petrolisthes, Liopetrolisthes, and Allopetrolisthes are known for their diversity of lifestyles, habitats, and coloration. The evolutionary relationships among the species belonging to these three genera is not fully resolved. A molecular phylogeny...

peerj.com

Thank you for all the info