Let's analyze the given statements about Punch-marked coins to find the incorrect one.

Understanding Punch-Marked Coins

Punch-marked coins are the earliest coins of India, dating back to the 6th or 5th century BCE. They are called 'punch-marked' because symbols were punched onto their surface.

Analyzing Statements about Punch-Marked Coins

We will examine each statement provided in the options:

1. Statement 1: "These were generally rectangular or sometimes square or round in shape."

   Historians and archaeologists confirm that Punch-marked coins appeared in various shapes, including rectangular, square, and sometimes round. This statement accurately describes the common shapes of these early coins.

   Therefore, this statement is likely correct.

2. Statement 2: "The coins were not inscribed."

   Punch-marked coins are characterized by symbols punched onto them, such as animals, plants, or geometric patterns. They do not have inscriptions like names of rulers or deities, which became common on later coinage. The method was punching symbols, not inscribing text.

   Therefore, this statement is likely correct.

3. Statement 3: "They were either cut out of metal sheets or made out of flattened metal globules."

   Studies on the manufacturing techniques of Punch-marked coins show two main methods: cutting pieces from a large sheet of metal (like silver or copper) and then shaping them, or flattening small globules of heated metal. Symbols were then punched onto these prepared blanks.

   Therefore, this statement is likely correct.

4. Statement 4: "These coins remained in circulation till the middle centuries CE."

   Punch-marked coins were primarily in circulation from around the 6th/5th century BCE and continued to be used for several centuries. However, their production declined significantly with the rise of inscribed coinage, particularly from the time of Indo-Greeks (around 2nd century BCE) and empires like the Mauryas, Kushanas, and Guptas who introduced different types of coins. While some might have lingered, stating they remained in wide circulation until the "middle centuries CE" (e.g., 3rd-5th century CE) is generally considered inaccurate as they were largely replaced by newer coin types long before then.

   Therefore, this statement is likely incorrect.

Identifying the Incorrect Statement

Based on the analysis, the statement that is incorrect regarding Punch-marked coins is the one about their circulation period extending into the middle centuries CE.

Conclusion

The incorrect statement about Punch-marked coins is that they remained in circulation till the middle centuries CE. They were largely replaced by later forms of coinage well before that period.

Revision Table: Punch-Marked Coins Facts

Here is a quick look at key facts about Punch-marked coins:

• Oldest coins in India.
• Date back to 6th/5th century BCE.
• Made of silver or copper.
• Marked with symbols using punches.
• Shapes include rectangular, square, and round.
• Circulation declined significantly after the rise of inscribed coins (around 2nd century BCE onwards).

Additional Information: Evolution of Indian Coinage

The history of coinage in ancient India shows a progression:

1. Punch-marked Coins: Earliest phase, symbols only, irregular shapes.
2. Inscribed Coins: Introduced by Indo-Greeks, Kushanas, Satavahanas, Guptas, etc. Featured names, portraits, and religious symbols, usually round.
3. Regional Coinage: Various dynasties and kingdoms issued their own distinct coins throughout history.

This evolution shows that Punch-marked coins were a specific phase and did not extend into the middle centuries CE as a primary currency.