An Etymological Dictionary of Astronomy and Astrophysics

An obsolete → constellation created by the French astronomer Jérôme Lalande in 1795. He named it such for the main astronomical instrument, that is → mural quadrant, he used. Quadrans Muralis was located between the constellations → Boötes and → Draco. The name disappeared from astronomical catalogs, but the → meteor shower→ Quadrantids has kept that name.

See also: → mural quadrant.