1. Taxonomic Concept Transfer Schema Robert Kukla

2. Transfer Schema Taxonomic units of interest? Which details do we need to record? What relationships between them? Crucial question: What kind of structure to accommodate the above?

3. XML Marked up text: text Nesting of tags leads to tree structure Supports many character encodings, typically Unicode (UTF-8). Large number of tools to explore and manipulate XML. –e.g. validity of the XML file can be checked.

4. Schema Diagrams Sequence Choice

5. Design Conventions Element Names: –start with upper case letter –first letter of each component capitalised Attributes: –start with lower case letter –composite names discouraged Repeated elements –ContainerElements (e.g. for ) –Attribute “id” (unique) so they can be referenced Complex elements – = + [ ]

6. Top Level

7. MetaData

8. Voucher

9. Publication Attribute: type (required)

10. Top Level

11. Concept - Definition Opinion about a group of organisms –by a person or group of people –has a name/label –definition –record is available –“time stamped”

12. Attribute: type (required) Own concepts – the author of the publication is also the author of the concept. The significance is that all available information about these concepts exists in the datasource for transcription. They can be: –Original – concepts where a new name has been created –Revision – the results of a re-classification (e.g. combining or splitting) of existing concepts Referenced – the author of the publication relates his own concepts to concepts from other authors. The provided information might be incomplete or incorrect. Vernacular – common use of a name by a group of people; not well defined but often referenced

13. TaxonConcept

14. Name

15. AccordingTo

16. Relationships Attribute: type (required) congruence inclusion pro-parte inclusion overlap exclusion homotypic synonymy heterotypic synonymy no synonymy lineage vernacular

17. SpecimenCircumscription Attribute: type (optional) –Type –Holotype –Selectotype –Others?

18. TaxonConceptCircumscription Attribute: type (required) –incomplete

19. Summary