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The TTWG has produced an annual checklist of living and recently extinct turtles since 2007, deliberates on proposed changes to turtle taxonomy, and describes its consideration whether to accept, reject, or suspend adoption of proposed changes in a series of annotations to the checklist. Recent
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Van Dijk, Peter Paul; Iverson, John; Shaffer, H. Bradley; Bour, Roger; Rhodin, Anders; et al. (Turtle
Taxonomy Working Group) (2012). "Turtles of the World, 2012 Update: Annotated Checklist of Taxonomy, Synonymy, Distribution, and Conservation Status".
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Van Dijk, Peter Paul; Iverson, John; Shaffer, Bradley; Bour, Roger; Rhodin, Anders; et al. (Turtle
Taxonomy Working Group) (2011). "Turtles of the World, 2011 Update: Annotated Checklist of Taxonomy, Synonymy, Distribution, and Conservation Status".
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versions of the checklist have included full primary synonymies and citations to all original descriptions of recent turtle taxa, as well as
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Conservation
Biology of Freshwater Turtles and Tortoises
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Conservation
Biology of Freshwater Turtles and Tortoises
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and IUCN Red List status of each species as applicable.
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IUCN/SSCTortoise and
Freshwater Turtle Specialist Group
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Tortoise and
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