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Pyrosoma aherniosum
Scientific classification
Domain:	Eukaryota
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. It was first described in 1895 by Oswald Seeliger from material collected on the Plankton Expedition.

Description

Colonies are transparent colonies 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.

Distribution and habitat

The species is marine and occurs in the subtropical Indian Ocean.

Ecology

Like other other pyrosomes, the species' life cycle includes both clonal and sexual phases. Colonies are solitary.

References

1. ^ "Pyrosoma aherniosum". WoRMS. World Register of Marine Species. Retrieved 27 October 2024.
2. Seeliger, O. (1895). Die Pyrosomen der Plankton-Expedition. Vol. Ergebnisse Plankton-Exp. 2 (E, b). pp. 3–88.
3. ^ "Pyrosoma aherniosum". www.biodiversityexplorer.info. Retrieved 2024-10-29.
4. "COPEPEDIA summary for Pyrosoma aherniosum : T4066432 : Species". www.st.nmfs.noaa.gov. Retrieved 2024-10-27.
5. "Pyrosoma aherniosum". The Encyclopedia of Life.
6. ^ "Pyrosoma aherniosum". www.sealifebase.se. Retrieved 2024-10-29.
7. "Pyrosoma aherniosum Seeliger 1895 - Encyclopedia of Life". eol.org. Retrieved 2024-10-29.

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