| Ibla quadrivalvis | |
|---|---|
 | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Thecostraca |
| Subclass: | Cirripedia |
| Order: | Iblomorpha |
| Family: | Iblidae |
| Genus: | Ibla |
| Species: | I. quadrivalvis |
| Binomial name | |
| Ibla quadrivalvis (Cuvier, 1817) | |
| Synonyms [1] | |
| |
Ibla quadrivalvis is a species of barnacle in the Iblidae family. [2] The common name for this species is hairy stalked barnacle. [3]
The species was studied by Charles Darwin. [4] He first described this species as androdioecious. [5]
They live under rocks, in damp cracks and among colonies of tube worms. [3] They are the only stalked barnacle living permanently on rocky shores of south-eastern Australia. [6]