posterolateral pos·ter·o·lat·er·al (pŏs'tə-rō-lāt'ər-əl)
In back and away from the middle line.
A short lateral branch inserts on the posterolateral edge of the proximal end of the second phalanx.
The posterolateral intermuscular line is a slight ridge extending distally from the obturator ridge.
The insertion is on a posterolateral triangular area on the dorsal surface of the coracoid.
The anterolateral and posterolateral processes of the prevomers form the incomplete bony internal margin of the choanae.
The pterygoids do not appear until metamorphosis, when ossification is evident in only the mid-parts of the posterolateral arms.
The insertion is tendinous on the posterior surface of the hypotarsus and along the posterolateral ridge of the tarsometatarsus.
The posterolateral margins of the frontoparietals lie medial to the epiotic eminences.
The straplike belly passes along the posterolateral margin of the thigh.
posterolateral to the parietal and dorsal to the posterior part of the basisphenoid is the prootic.
The marginals lack ridges, and the posterolateral marginals are not serrated.