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Leathery sea squirt; knotszakpijp.
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Locality: U.S. north east coast . Hayward & Ryland, 1995; p. 709 (Norway to Mediterranean)
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Locality: U.S. north east coast . Hayward & Ryland, 1995; p. 709 (Norway to Mediterranean)
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Locality: North East USA . Hayward & Ryland, 1995; p. 709 (Norway to Mediterranean)
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A closeup view of another colony. Photo by Kirt Onthank, July 2007
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Locality: U.S. north east coast . Hayward & Ryland, 1995; p. 709 (Norway to Mediterranean)
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Foto Fitis, www.fotofitis.nl
Ecomare
Star ascidian; Gesterde geleikorst.
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Locality: U.S. north east coast . Hayward & Ryland, 1995; p. 709 (Norway to Mediterranean)
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Locality: Grevelingen, The Netherlands. Hayward & Ryland, 1995; p. 709 (Norway to Mediterranean)
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Locality: U.S. north east coast . Hayward & Ryland, 1995; p. 709 (Norway to Mediterranean)
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Locality: U.S. north east coast . Hayward & Ryland, 1995; p. 709 (Norway to Mediterranean)
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Locality: U.S. north east coast . Hayward & Ryland, 1995; p. 709 (Norway to Mediterranean)
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Locality: U.S. north east coast . Hayward & Ryland, 1995; p. 709 (Norway to Mediterranean)
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Locality: U.S. north east coast . Hayward & Ryland, 1995; p. 709 (Norway to Mediterranean)
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Locality: Oosterschelde, The Netherlands. Hayward & Ryland, 1995
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Locality: Bali, Indonesia. Monniot & Monniot, 2001; p. 369 (Indonesia, Philippines, Papua New Guinea, Fiji, Mariana Islands) Coleman, 2000; p. 291 (Maldives) Gosliner, 1996; p. 297 (Indo-West Pacific, Persian Gulf, Australia, Indonesia, Philippines, Vietnam, Solomon Islands) Colin & Arneson, 1995; p. 285 (Indonesia)
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Locality: Bali, Indonesia. Monniot & Monniot, 2001; p. 369 (Indonesia, Philippines, Papua New Guinea, Fiji, Mariana Islands) Coleman, 2000; p. 291 (Maldives) Gosliner, 1996; p. 297 (Indo-West Pacific, Persian Gulf, Australia, Indonesia, Philippines, Vietnam, Solomon Islands) Colin & Arneson, 1995; p. 285 (Indonesia)
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1999 California Academy of Sciences
CalPhotos
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Locality: South Ari Atoll, Maldives.
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2005 California Academy of Sciences
CalPhotos
Adjacent Botryllus colonies will fuse if they share one allele of a common 'fusibility gene.' Here, lacking such an allele, the colonies recognize each other as non-self and rejection occurs in a reaction analogous to human organ rejection following transplantation. Field of view 15 mm.
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Locality: South Ari Atoll, Maldives.
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Locality: South Ari Atoll, Maldives.
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Locality: South Ari Atoll, Maldives.