OSCULANT a.
Intermediate in character, or on the border, between two genera, groups, families, etc., of animals or plants, and partaking somewhat of the characters of each, thus forming a connecting link; interosculant; as, the genera by which two families approximate are called osculant genera.
PASS v.
etc.; to pass to the rear, under the yoke, over the bridge, across the field, beyond the border, etc. "But now pass over [i.e., pass on]." Chaucer. On high behests his angels to and fro Passed frequent. Milton. Sweet sounds rose slowly through their mouths, And from their bodies passed. Coleridge.