Styela angularis

Styela angularis
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Subphylum:	Tunicata
Class:	Ascidiacea
Order:	Stolidobranchia
Family:	Styelidae
Genus:	Styela
Species:	S. angularis
Binomial name
	Styela angularis; (Stimpson, 1855)
Synonyms
	Cynthia angularis Stimpson, 1855 ; Tethyum costatum Hartmeyer, 1911 ; Styela costata (Hartmeyer, 1911) ;

Styela angularis (angular sea squirt) is a solitary, hermaphroditic ascidian tunicate that is found along the coast of Southern Africa from Lüderitz Bay in Namibia to the Eastern Cape.^[2]

Description[]

Order of 100 millimetres (3.9 in) tall, with a tough flexible opaque hexagonal test tapering down to a narrow base peduncle. Stands upright on the substrate. Cloacal siphon terminal, and oral siphon slightly ventral and posterior.

Behaviour[]

Occurs singly on rocks or other hard surfaces where water is clean and fairly fast moving. Often covered by epibionts.

References[]

^ ^a ^b Rosana Moreira da Rocha & Karen Sanamyan (2013). Shenkar N, Gittenberger A, Lambert G, Rius M, Moreira Da Rocha R, Swalla BJ, Turon X (eds.). "Styela angularis (Stimpson, 1855)". Ascidiacea World Database. World Register of Marine Species. Retrieved May 17, 2013.
^ Monniot, C; Monniot, F; Griffiths, C.L; Schleyer, M (2001). "South African ascidians". Annals of the South African Museum. 108 (1): 1–141. ISBN 0868131806.

External links[]

Data related to Styela angularis at Wikispecies
Media related to Styela angularis at Wikimedia Commons

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[WoRMS-1] Rosana Moreira da Rocha & Karen Sanamyan (2013). Shenkar N, Gittenberger A, Lambert G, Rius M, Moreira Da Rocha R, Swalla BJ, Turon X (eds.). "Styela angularis (Stimpson, 1855)". Ascidiacea World Database. World Register of Marine Species. Retrieved May 17, 2013.

[MMG&S_2001-2] Monniot, C; Monniot, F; Griffiths, C.L; Schleyer, M (2001). "South African ascidians". Annals of the South African Museum. 108 (1): 1–141. ISBN 0868131806.

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