Arqba (), alternatively known as Mašrwan (), is the tenth month of the

Mandaean calendar The Mandaean calendar is a 365-day solar calendar used by the Mandaean people.Drower, Ethel Stefana. ''The Mandaeans of Iraq and Iran''. Oxford At The Clarendon Press, 1937. It consists of twelve 30-day months, with five extra days at the end of ...

. It is the Mandaic name for the constellation Scorpio. It currently corresponds to April / May in the Gregorian calendar due to a lack of a leap year in the Mandaean calendar.

References

Months of the Mandaean calendar Scorpio in astrology Scorpions in culture {{Mandaeism-stub