Bodhidharma, also known as Da Mo in Chinese, was a Buddhist monk who is credited as the founder of Zen Buddhism. He is considered to be the first patriarch of Zen and his teachings and lineage have greatly influenced the development of this school of Buddhism.

Bodhidharma was born in India in the 5th century and was a disciple of the famous Buddhist master Prajnatara. He is said to have received the transmission of the Mahayana teachings from his master and was well-versed in the Buddhist scriptures and practices.

In the early 6th century, Bodhidharma traveled to China, where he is said to have arrived at the Shaolin Monastery in the Henan province. It is here that he is believed to have introduced the teachings of Zen to the Chinese people.

Bodhidharma's role in the lineage of Zen masters is significant as he is considered to be the first in a line of Zen patriarchs who have passed down the teachings and practices of Zen to their disciples. He is revered as the founder of Zen and his influence can be seen in the teachings and practices of subsequent Zen masters.

One of Bodhidharma's most famous disciples was Huike, who is considered to be the second patriarch of Zen. Huike is said to have received the transmission of the Dharma from Bodhidharma, thus becoming his successor and carrying on the lineage of Zen masters.

Bodhidharma's teachings were centered around the concept of "direct pointing to the mind" or "seeing one's own nature". This emphasized the importance of meditation and self-awareness in attaining enlightenment. He also stressed the need for a direct transmission of the Dharma from master to disciple, rather than relying on scriptures or words.

Bodhidharma's teachings and lineage have greatly influenced the development of Zen Buddhism, not just in China but also in other countries such as Japan, Korea, and Vietnam. His emphasis on meditation, self-awareness, and direct transmission have become the core principles of Zen practice.

In conclusion, Bodhidharma's role in the lineage of Zen masters is crucial as he is considered to be the founder of this school of Buddhism and his teachings and lineage have been passed down through the centuries, shaping the practice and beliefs of Zen practitioners. His contribution to Buddhism and the spread of Zen cannot be understated, and his legacy continues to inspire and guide practitioners on the path to enlightenment.