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Ascidian Home Page for the United States - http://nsm.fullerton.edu/~lamberts/ascidian/
Home page for Ascidian News, a twice yearly newsletter published by Charles and Gretchen Lambert, with recent worldwide publication citations, meetings abstracts and work in progress. The Ascidiaceae are a family in the Phylum Urochordata and are commonly known as tunicates or sea squirts. |
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Urochordata - http://www.ucmp.berkeley.edu/chordata/urochordata.html
Introduction to the Urochordata, with photos. |
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Ascidiacea - http://en.wikipedia.org/wiki/Ascidiacea
Photograph and article from Wikipedia on the tunicates, including their life history, fertilisation and ecology. |
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Salp - http://en.wikipedia.org/wiki/Salp
Photograph and article from Wikipedia on this barrel-shaped tunicate, including its distribution, nervous systems, relationships and classification. |
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Dutch Ascidian Website - http://www.ascidians.com/
Hundreds of images of ascidian species photographed all over the world, and a few photographs of salps (Thaliacea). |
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Tunicates of the West Coast of North America - http://convoluta.ucdavis.edu/gallery/view_album.php?set_albumName=West_Coast_Tunicates
Many photographs of ascidians including both native and introduced species. |
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Sea Squirts: our Distant Cousins - http://www.microscopy-uk.org.uk/mag/artaug98/tuni1.html
Article by Wim van Egmond on the life cycle and development of these Ascidians with several photographs. |
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Nonindigenous Aquatic Species: Tunicates - http://nas.er.usgs.gov/queries/SpeciesList.asp?Group=Tunicates
Species list from the USGS on the nonindigenous tunicates found in US waters, with factsheets and collection details for each. |
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Archives of Tunicata E-mail List - http://www.jiscmail.ac.uk/lists/tunicata.html
Subscription information and archives. |
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Styela plicata: Pleated Tunicate - http://www.sms.si.edu/irlspec/Styela_plicata.htm
Photographs and information on this species, including its taxonomy, description, habitat, distribution, life history, population biology, physical tolerances, community ecology and invasion information. |
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Oikopleura's Fishing House - http://www.microscopy-uk.org.uk/mag/artjan01/oiko.html
Article with photographs by Wim van Egmond on this Larvacean and its delicate “house”. |
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Just Blue - http://www.justblue.co.za
South African organization conducting research on the ascidians or tunicates, commonly known as sea squirts, mostly for the Coral Reef Research Foundation. Website contains many photographs of tunicates. |
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Botryllus schlosseri: Star Tunicate - http://www.sms.si.edu/irlspec/Botryllus_schlosseri.htm
Photographs and information on this species, including its taxonomy, description, habitat, distribution, life history, population biology, physical tolerances, community ecology and information on its invasivness. |
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Tunicate Eggs - http://www.microscopy-uk.org.uk/micropolitan/marine/egg/frame2.html
Photomicrograph of three developing eggs. |
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Tunicate Larvae - http://www.microscopy-uk.org.uk/micropolitan/marine/egg/frame3.html
Photomicrograph of two tadpole-like larvae developing inside eggs. |
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Tunicates with Salad on the Side - http://www.microscopy-uk.org.uk/mag/artnov98/rhtunic.html
Essay by Richard Howey on the tunicates and their biology with a look at other organisms that also foul the hulls of ships. |
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The Tunicate, Styela: A Community Housing Project - http://www.microscopy-uk.org.uk/mag/artjan03/rhstyela.html
Article by Richard Howey about tunicates, and the many organisms that made their home on the outer surface of the specimen he was examining. |
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The Salps (Class Thaliacea) - http://www.earthlife.net/inverts/thaliacea.html
Information from the Earthlife Web on the colony-forming Pyrosomida and the non-colonial Salpida and Doliolida, including their description and their complex life cycle. |
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Larvaceans - http://www.microscopy-uk.org.uk/mag/artsep03/jmclarva.html
Photographic study by Jean-Marie Cavanihac of these marine organisms. |
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Invertebrate Anatomy OnLine: Doliolum - http://webs.lander.edu/rsfox/invertebrates/doliolum.html
Illustrated exercise from an on-line zoology course, with information on the systematics of this Urochordate, its life cycle and its anatomy. |