The genus Nessovbaatar ("Nesov's hero") was named by Kielan-Jaworowska Z. and Hurum J.H. in 1997 in honour of Russian paleontologist Dr. Nesov. The only known species is Nessovbaatar multicostatus (Kielan-Jaworowska & Hurum 1997), fossils of which were found in the Upper Cretaceous Barun Goyot Formation of Mongolia.
References
Kielan-Jaworowska Z & Hurum JH (1997), "Djadochtatheria: a new suborder of multituberculate mammals". Acta Palaeontologica Polonica42(2), p 201-242.
Kielan-Jaworowska Z & Hurum JH (2001), "Phylogeny and Systematics of multituberculate mammals". Paleontology44, p. 389-429.
Much of this information has been derived from [1] MESOZOIC MAMMALS; Djadochtatherioidea, an Internet directory.