ACKNOWLEDGEMENTS
The work in Sudan was supported by the FAO Technical Corporation Programme, TCP/SUD/3401. The sequencing work at the WRLFMD was supported by the Department for Environment, Food and Rural Affairs (Defra), UK under research grant no. SE2944. The work of the WRLFMD is supported with funding provided from the European Union (via a contract from EuFMD, Rome). The views expressed herein can in no way be taken to reflect the official opinion of the European Union. The Pirbright Institute receives grant-aided support from the Biotechnology and Biological Sciences Research Council of the United Kingdom (projects BBS/E/I/00007035 and BBS/E/I/00007036). We would like to thank Dr. Antonello Di Nardo for help in constructing the map in Figure 1.