''Nanolestes'' is an extinct genus of

mammal Mammals () are a group of vertebrate animals constituting the class Mammalia (), characterized by the presence of mammary glands which in females produce milk for feeding (nursing) their young, a neocortex (a region of the brain), fur or ...

s in the order

Amphitheriida Amphitheriidae is a family of Mesozoic mammals restricted to the Middle Jurassic of Britain, with indeterminate members also possibly known from the equivalently aged Itat Formation in Siberia and the Anoual Formation of Morocco. They were memb ...

from the Late Jurassic of

Eurasia Eurasia (, ) is the largest continental area on Earth, comprising all of Europe and Asia. Primarily in the Northern and Eastern Hemispheres, it spans from the British Isles and the Iberian Peninsula in the west to the Japanese archipelago a ...

. Two species, ''N. krusati'' and ''N. drescherae'' are known from the

Alcobaça Formation The Alcobaça Formation, previously known as the Guimarota Formation and also known as the Consolação Unit, is a geological formation in Portugal. It dates back to the Kimmeridgian stage of the Late Jurassic. It is an important source of informa ...

Portugal Portugal, officially the Portuguese Republic ( pt, República Portuguesa, links=yes ), is a country whose mainland is located on the Iberian Peninsula of Southwestern Europe, and whose territory also includes the Atlantic archipelagos of ...

. Another species, ''N. mackennai'', was described from the Oxfordian aged Qigu Formation of

China China, officially the People's Republic of China (PRC), is a country in East Asia. It is the world's most populous country, with a population exceeding 1.4 billion, slightly ahead of India. China spans the equivalent of five time zones and ...

by Thomas Martin, Alexander O. Averianov and Hans-Ulrich Pfretzschner in 2010.

References

Amphitheriida Late Jurassic mammals of Europe Jurassic Portugal Fossils of Portugal Lourinhã Formation Late Jurassic mammals of Asia Fossil taxa described in 2002 Prehistoric mammal genera {{jurassic-mammal-stub