Classification
Animalia [kingdom]Chordata [phylum]
Reptilia [class]
Anapsida [subclass]
Testudines [order]
Cryptodira [suborder]
Trionychoidea [superfamily]
Trionychidae [family]
Trionychinae [subfamily]
Apalone [genus]
Apalone spinifera [species]
Apalone spinifera ater [subspecies]