D5h_
D5h site symmetry is used to group species into genera
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family= 5 0 0 0 0
 
family= 5 0 0 0 0 new D5h genus #     1 with   120 species is 0:1:2:3:4
Nber of genera for this family=    1
 
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Nber families=      1
Nber genera=        1
Nber species=      120
