Synchalara rhombota is a moth in the Xyloryctidae family. It was described by Meyrick in 1907. It is found in India (Assam). The wingspan is 28-38 mm. The forewings are pale whitish-ochreous, with scattered dark grey specks and an ill-defined longitudinal streak of dark grey suffusion from the base of the costa through the middle of the disc to three-eights and three angulated transverse lines of grey suffusion, the first two little defined and often reduced to costal marks, the third usually distinct, running from three-fourths of the costa to the dorsum before the tornus, strongly curved or bent. The plical and second discal stigmata are blackish, the plical linear, the second discal often transverse. There is a series of blackish dots along the posterior part of the costa and termen. Th