According to Capell (1963 A9), the only information available on Tjeraridjal is Tindale's mapping. Horton treats it as an alternative name of Nyanganyatjara A17, a dialect of the Western Desert language A80.
Tjeraridjal may only be a people name (whose language is a Western Desert language A80 dialect), but it is treated cautiously as a dialect name in this database in the absence of a conclusive report.
At Queen Victoria Spring, n.n. ['Mun:u'runa] also called ['Kaluru]; west to about Kurnalpi, Lake Yindarl-gooda, Piniin, and Karonie; on Ponton and Goodard creeks; east to near Naretha on the edge of the treeless Nullarbor Plain (Tindale 1974).
Speaker numbers were measured differently across the censuses and various other sources listed in AUSTLANG. You are encouraged to refer to the sources.
Speaker numbers for ‘NILS 2004’ and ‘2005 estimate’ come from 'Table F.3: Numbers of speakers of Australian Indigenous languages (various surveys)' in 'Appendix F NILS endangerment and absolute number results' in McConvell, Marmion and McNicol 2005, pages 198-230 (PDF, 2.5MB).