Macow's shrew is recorded in forests of northern Kenya. A comparative description notes a strong contrast between its dark brown back and gray belly.
The comparative account describes its back as darker brown than those of the comparison species, with a clearer boundary against the gray belly and a relatively longer tail.
A Kenyan mammal checklist records this species among the mammals of the country's northern tropical forests. The checklist does not describe its activity or diet.
An extinction-risk assessment has not been added yet.