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Coronula diadema is a species of whale barnacle that lives on the skin of humpback whales and certain other species of whale. [2] This species was first described by Carl Linnaeus in the 1767 12th edition of his Systema Naturae .
Barnacle adults are sessile; most are suspension feeders with hard calcareous shells, but the Rhizocephala are specialized parasites of other crustaceans, with reduced bodies. Barnacles have existed since at least the mid-Carboniferous, some 325 million years ago. In folklore, barnacle geese were once held to emerge fully formed from goose ...
Xenobalanus globicipitis is a species of pseudo-stalked barnacle. [1] It is usually spotted on the appendages of at least 34 species of cetaceans , commonly baleen whales and bottlenose dolphins . This species is not technically a true stalked barnacle , hence the 'pseudo' in its name.
M. tintinnabulum is a large barnacle, barrel-shaped or narrowly conical, up to 5 cm (2 in) tall and 6.5 cm (2.6 in) in diameter. It is distinguished from other members of the genus by having ungrooved growth ridges on the scutum and by the parietes having no spines or spiny projections.
Megabalanus californicus is a large acorn barnacle with a diameter of up to 30 mm (1.2 in). The steep-sided shell is formed of six plates finely striped vertically with reddish-purple and white. The steep-sided shell is formed of six plates finely striped vertically with reddish-purple and white.
Cryptophialus minutus is a small (2 mm) cirripede that has no shell. It mechanically burrows into the shell of host organisms such as Concholepas peruviana. [2] Unlike many barnacle species, C. minutus is not hermaphroditic.
The Balanidae comprise a family of barnacles of the order Balanomorpha. As a result of research published in 2021 by Chan et al., the members of the family Archaeobalanidae were merged with this family. [2] [3]
Tetraclita rubescens, commonly known as the pink volcano barnacle, is a species of sessile barnacle in the family Tetraclitidae. [1] [2] [3] Pink volcano barnacles are a largeish species, with a ruddy colouration and shell comprising four plates. Their diameter, at the base, measures from 20–50 millimetres (0.8–2.0 in).