Subclass

Thecostraca (Barnacles and allies)

Balanus crenatus. Photo: (c) Lily M, some rights reserved (CC BY-NC)

iNaturalist • Wikipedia

Thecostraca is a subclass of marine invertebrates containing about 1,320 described species. Many species have planktonic larvae which become sessile or parasitic as adults.

— Wikipedia

Subtaxa

Infraclass: Cirripedia (Barnacles)

Where in Humboldt

Discussion

PLEASE SHARE YOUR THOUGHTS ABOUT THECOSTRACA, THE BARNACLES AND ALLIES