 It belongs to the subgenus "Bicanestrinia", together with "C. hellenica", "C. meridionalis", and "C. trichonica".According to cladistic analysis of DNA sequence data (nDNA RAG-1 and S7 ribosomal protein intron 1, and mtDNA cytochrome "b"), the first of these is an extremely close relative and the present species might arguably be included in it."C.