I do not known if the sequences come from a single individual, but I doubt it, since many times a single mosquito does not provide enough DNA for good amplifications.
Culex pipiens molestus 5.8S rRNA gene (partial), ITS2 and 28S rRNA gene (partial), country Russia, Nizhny Novgorod
508 bp linear DNA
Accession: AJ850086.
Culex pipiens molestus mitochondrial COI gene for cytochrome C oxidase subunit I, isolate Nizhniy Novgorod
1,542 bp linear DNA
Accession: FN395174
ND4 I didn't done.
The reference is: E.V. Shaikevich, I.A. Zakharov. Polymorphism of mitochondrial COI and nuclear ribosomal ITS2 in Culex pipiens complex and in Culex torrentium (Diptera, Culicidae)//Comparative Cytogenetics 2010 Vol. 4, No. 2, P. 161-174