iniops

jan·i·ceps a·sym·'me·trus

a janiceps with one very small and imperfectly developed face. Synonym(s): iniops, syncephalus asymmetros

iniops

(ĭn′ē-ŏps) [″ + ops, eye] A double deformity in which two fetuses are joined from the posterior thorax up, so that one complete face is anterior, with the suggestion of a face posteriorly.