PaleoDB taxon number: 337182
Alternative combinations: Eomicrobiotherium gutierrezi, Microbiotherium gutierrezi
Type specimen: MACN 18288, a mandible (fragment of left mandibular ramus with roots of p1, p3, m2, m4; and with p2, m1, and m3 present, the latter missing para- and metaconid). Its type locality is Caņadon Hondo, Bird Clay locality, which is in an Eocene lacustrine claystone/tuff in the Sarmiento Formation of Argentina.
Ecology: scansorial omnivore