The Medellín small-eared shrew (Cryptotis medellinia) is a species of mammal

Mammal

Mammals are members of a class of air-breathing vertebrate animals characterised by the possession of endothermy, hair, three middle ear bones, and mammary glands functional in mothers with young...

 in the family Soricidae. It is endemic to Colombia

Colombia

Colombia, officially the Republic of Colombia , is a unitary constitutional republic comprising thirty-two departments. The country is located in northwestern South America, bordered to the east by Venezuela and Brazil; to the south by Ecuador and Peru; to the north by the Caribbean Sea; to the...

, where it is known from the northern parts of the Cordillera Occidental and Cordillera Central at elevations from 2500 to 2800 m. The species is found in montane forest and cultivated areas, and is subject to predation from the crab-eating fox

Crab-eating Fox

The crab-eating fox , also known as the forest fox, wood fox, and the common fox, is an extant species of medium-sized canid endemic to the central part of South America and which appeared during the Pliocene epoch...

. The specific name refers to the city of Medellín

Medellín

Medellín , officially the Municipio de Medellín or Municipality of Medellín, is the second largest city in Colombia. It is in the Aburrá Valley, one of the more northerly of the Andes in South America. It has a population of 2.3 million...

.