Chirand and wild rice was harvested during summer and again during winter. The wild forms of rice are "Oryza rifipogon" and "Oryza perennis", from which "Oryza sativa" (Asian rice) originated. The archaeological finds in Chirand are from a Neolithic deposit of thickness, a Chalcolithic layer thick and iron age formation of thickness. Copper was used during the Chalcolithic period, while iron was found in the upper strata. A cache of 88 Kushan period coins were unearthed at the site. Analysis of antiquities related to skeletal remains revealed 12 species of domesticated and wild animals: cattle, buffaloes ("Bubalisbubalis linn"), sheep ("Ovis aries"),
Rissoina oryza oblique. This species occurs in the Red Sea and in the South Pacific off the Fiji Islands. Rissoina oryza Rissoina oryza is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoinidae. The height of the small, white shell attains 2 mm. The shell has an oblong-ovate shape. It is solid, smooth, and shining, The spire is moderately elevated, and rather rapidly tapering. The apex is obtuse. The 6-7 whorls are flatly convex. The body whoprl is rather large, and slightly compressed beneath. The suture is faintly impressed and broadly margined beneath. The rather