Pyrosoma aherniosum
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| Pyrosoma aherniosum | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Subphylum: | Tunicata |
| Class: | Thaliacea |
| Order: | Pyrosomatida |
| Family: | Pyrosomatidae |
| Genus: | Pyrosoma |
| Species: | P. aherniosum |
| Binomial name | |
| Pyrosoma aherniosum Seeliger, 1895 | |
Pyrosoma aherniosum is a species of pyrosome in the genus Pyrosoma.[1] It was first described in 1895 by Oswald Seeliger from material collected on the Plankton Expedition.[2]
Colonies are transparent and measure up to 2.5 cm in length by 1.5 cm wide, with individual zooids reaching lengths of up to 4.1 mm. The oral siphon is large and broad, while the cloacal siphon is very short.[3]
