anacatadidymus

an·a·kat·a·did·y·mus

, anacatadidymus (an'ă-kat'ă-did'i-mŭs),
Conjoined twins united in the middle but separated above and below.
Synonym(s): dicephalus dipygus
[G. ana, up, + kata, down, + didymos, twin]

anacatadidymus

[an′əkat′ədid′iməs]
Etymology: Gk, ana, up, kata, down, didymos, twin
conjoined twins that are fused in the middle but separated above and below.
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