Lawson discovered a second site of the same age, about 40 km (25 mi) from the first, where between 1972 and 1974 he and Professor Wann Langston Jr. of the Texas Memorial Museum unearthed three fragmentary skeletons of much smaller individuals.
Lawson je otkrio drugo nalazište iste starosti, oko četrdeset kilometara dalje od prvog, gdje su on i profesor Wann Langston Jr. između 1972. i 1974. otkrili djeliće kostura mnogo manjih jedinki.