Rhynchocyon chrysopygus (Peters 1847; 28cm length) is the extanct golden rumped elephant shrew. The invivo pciture presents Rhynchocyon petersi a speedy terrestrial placental that spends its day seeking invertebrates in leaf litter. The cranium is not expanded, the rostrum is long and the orbit is set posteriorly on the skull.

Macroscelides proboscideus (Shaw 1800, 10-30cm) is the extant round-eared elephant shrew or sengi. It is not a sister to Scutisorex, the hero shrew, but closer to Tupaia and Solenodon. Also not related to Rhynchocyon. Diet includes insects, shoots and roots. The limbs are long and slender, making it one of the fastest small mammals. Macroscelides is not related to elephants, contra Wikipedia. The cranium is expanded.

This is what happens when arboreal climbers become terrestrial sprinters.
Click here for Glires skulls compared.