Heteromerous

1. a. Having five tarsal joints in the anterior and middle legs, but only four in the posterior pair, as the blister beetles and oil beetles.
2. a. Unrelated in chemical composition, though similar or indentical in certain other respects; as, borax and augite are homoemorphous, but heteromerous.
3. a. With the parts not corresponding in number.
4. a. Having the femoral artery developed as the principal artery of the leg; — said of certain birds, as the cotingas and pipras.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.