Pitalkhora (Petrigala): A Buddhist Monastery on the Dakshinapatha

Extract

The Pitalkhora Buddhist Caves (c. 250 BCE – 4th century CE), located in the Satmala range of the Western Ghats in Maharashtra, represent the earliest stratum of rock-cut cave architecture in India. Despite being a UNESCO World Heritage Site, the monument remains academically under-examined compared to Ajanta and Ellora. This paper, based on a field visit conducted in 2024, reassesses significance of Pitalkhora through three interlocking arguments: (1) its identification with Ptolemy's Petrigala positions it within Greco-Roman cartographic knowledge; (2) its inscriptions, referencing Pathitana (Pratishthana / Paithan) and Dhanyakataka (Amaravati region), prove its role as a nodal point on the Dakshinapatha trade route linking Ujjain, Sopara, and the eastern Deccan; and (3) its architectural evolution from aniconic Hinayana (c. 250 BCE) to painted Mahayana (c. 3rd–4th century CE) provides a continuous stratigraphy of Buddhist devotional practices. The paper also addresses the monastery's economic function, including the early Indian precedent of monastic banking aksaya-nivi (or akshyanivi, akshaya meaning inexhaustible, and nivi meaning capital or foundation) endowments, and concludes with field observations on conservation and accessibility.

Keywords:

Pitalkhora, Petrigala, Ptolemy, Dakshinapatha, Hinayana Buddhism, Satavahana, rock-cut architecture, monastic banking.

1. Introduction

1.1 Geographical Setting

The Pitalkhora Buddhist Caves are situated on Chandora Hill in the Satmala range of the Western Ghats, within the Gautala Autramghat Wildlife Sanctuary, Aurangabad district, now known as Chhatrapati Sambhaji Nagar, Maharashtra. The site lies approximately 70 km from Aurangabad city, 40 km from Ellora, and 30 km from Chalisgaon Central Railway Station. Unlike the horseshoe cliff of Ajanta, Pitalkhora is cut into a steep, almost vertical scarp descending into a deep ravine—a feature locally described as the "Brazen Glen" or Besharam Ghati. A perennial stream of clear water flows through this ravine, providing a natural water source that was meticulously managed by ancient monks through carved channels and stepped cisterns.

1.2 The Name: From Pitalkhora to Petrigala

The modern name Pitalkhora is derived from pital (brass or yellow metal) and khora (valley), possibly referring to the reddish-golden hue of the basalt rock at certain times of day. However, the site's historical identity is far more significant.

The Greco-Egyptian geographer Claudius Ptolemy (c. 100 – c. 170 CE), in his seminal work Geographia, lists a series of inland cities in the region of the western Deccan. Among these appears the name Petrigala. Modern scholars, beginning with Henry Cousens and confirmed by M. N. Deshpande of the Archaeological Survey of India (ASI), have conclusively identified Ptolemy's Petrigala with the Pitalkhora caves.

The relevant passage from Geographia (Book VII, Chapter 1, Verse 63) reads as under, in the original Greek:

"ἡ δὲ μεσόγεια τῆς Λιμυρικῆς περιέχει τὰ ἑξῆς ἔθνη καὶ πόλεις... Πέτριγαλα"

Translation: "The interior of Limyrike contains the following tribes and cities... Petrigala."

This mention in a Roman geographical manual is not accidental. It proves that by the mid-2nd century CE, the Buddhist monastery at Pitalkhora had become a landmark significant enough to be recorded in the imperial cartography of distant Rome—likely due to its role as a staging post on the lucrative spice and gemstone routes linking the Deccan to the Arabian Sea. The Buddhist text Mahamayuri (5th century CE) further refers to the site as Pitangalya, confirming continuous Buddhist occupation.

1.3 The Kapila Tirtha

The perennial stream observed by the author during the 2024 visit (see Plate 17) is locally known as the Kapil Tirtha. The name derives from Rishi Kapil, the famed Vedic sage credited with founding the Samkhya school of philosophy, and Tirtha-a pilgrimage site. While the stream provided essential potable water for monks residing in the viharas, its presence also dictated the ritual geography of the site. Archaeologist M. N. Deshpande noted that water collected in the southern cistern was used exclusively for the abhisheka (ritual anointing) of the main Chaitya stupa. Thus, the Kapila Tirtha transformed the gorge from a mere shelter into a living ritual landscape. 

2. Discovery and Conservation History

The Pitalkhora caves were discovered in 1853 by John Wilson, a Scottish Christian missionary and Indologist, who published a brief account of two caves. Systematic excavation and documentation did not begin until the 20th century. Since 1953, the Archaeological Survey of India (ASI) has been responsible for the site's conservation.

The ASI has installed steel staircases and small bridges to facilitate descent into the ravine. However, there is no restaurant, canteen, or guide service. The afternoon sun is intense, and the ascent really requires 'strong legs.' This in fact, has helped preserve the caves from the mass tourism that affects Ajanta and Ellora. This is both a conservation advantage and a scholarly challenge.

Pitalkhora was declared a UNESCO World Heritage Site as part of the extended listing of the Ajanta Caves.

3. Chronology 

3.1 Phase I: Theravada Period (c. 250 – 150 BCE)

The earliest caves at Pitalkhora date to the 3rd century BCE, making them contemporaneous with the later Mauryan period and predating the Ajanta caves by at least a century. The hallmark of this phase is the absence of Buddha in human form—the aniconic tradition of early Hinayana (Theravada) Buddhism.

The main Chaitya (Cave 3) is a pseudo-apsidal vaulted hall. Its pillars are plain octagons with ghata-pallava (vase and foliage) capitals, displaying clear Mauryan and Sunga influences. The wooden ribbed roof, originally imitating earlier stupa halls made of timber, has largely decayed. Some pillars have been added in subsequent centuries to mitigate structural risk—an early example of converting wooden architectural idioms into permanent stone, a process art historians term "petrification."

Plate 4 (Main prayer hall with added pillars) and Plate 12 (Interior of Chaitya cave) document this phase.

3.2 Phase II: Mahayana Period (c. 3rd – 4th Century CE)

During the late Satavahana or early Vakataka period, the site underwent significant renovation. This phase is characterized by:

• Faded mural paintings on walls, pillars, and ceilings depicting Jataka tales (stories of the Buddha's previous lives) and Bodhisattva figures. These are among the earliest surviving mural traditions in Maharashtra, predating the more famous Ajanta murals.

• Anthropomorphic additions, including the three-headed Nagaraj (serpent king) guarding the staircase (see Plate 6).

• Votive stupas (see Plate 5) representing miniature replicas of the maha-stupa, used as donation markers.

Crucially, there is still no large free-standing Buddha statue in the Mahayana phase at Pitalkhora, suggesting that the site retained conservative Hinayana architectural preferences even as its iconography evolved.

4. Epigraphical Evidence

4.1 The Inscriptions

Small Brahmi inscriptions found at Pitalkhora have been dated from c. 250 BCE to the 3rd–4th century CE. Two inscriptions are of exceptional importance for understanding the site's economic geography.

Inscription 1: Pathitana
Two inscriptions explicitly mention Pathitana (or Pratishthana in Sanskrit and known today as Paithan in Maharashtra. The presence of donors from the imperial capital Pathitana indicates that Pitalkhora enjoyed royal or mercantile patronage from the highest levels of Deccan politics.

Inscription 2: Dhanyakataka
One inscription mentions Dhanyakataka. This has been identified with modern-day Dharani Kota near Amaravati in Andhra Pradesh, the capital of the Satavahanas' eastern successors (the Ikshvakus) and a major centre for diamond mining and Buddhist art (the famous Amaravati Stupa). According to M. N. Deshpande's 1958 ASI report, the inscription reads: "Dhamakadasa" (The gift of one follower from Dhanyakataka).

4.2 The Dakshinapatha Trade Network

The presence of donors from both Paithan (west-central Deccan) and Dhanyakataka (eastern Deccan) is not coincidental. It proves that Pitalkhora was a nodal point on the Dakshinapatha (literally, "Southern Road"), the ancient trans-Deccan trade route.

The route: Ujjain > Maheshwar > Burhanpur > Aurangabad > Paithan was a well-established route in the Satavahana period. The map from Deshpande's 1958 report (see Plate 20) shows how branches spread in three directions:

- Towards north it led to Ujjain. Trading was in textiles, spices and metalworks. Architectural influence is visible in Mauryan pillars, inscription of a Sarthavaha(caravan leader) from Avanti region. 

- Towards west that is, Sopara (Nala Sopara) and Kalyan ports on Arabian Sea. Trade with Roman Empire in gold, wine and glass. Roman coin finds in Chandora Hills close to Paithan. 

- Towards east in Amravati region. Trade in Diamonds, pearls and ivory. Inscription of a donor from Dhanyakataka. 

As historian D. D. Kosambi noted, "The road from Ujjain to Paithan passed directly through the Pitalkhora gap." The monastery thus controlled a strategic mountain pass (ghati), allowing it to serve as a station, a toll post, and a spiritual sanctuary for caravans crossing the Satmala range.

5. Monastic Banking: The Aksaya-Nivi System

5.1 Period and Practice

One of the most sophisticated aspects of Pitalkhora's economic life is its role in early Indian monastic banking.  Monastic banking flourished from the late Satavahana period (c. 2nd century CE) up to the Vakatakas period (c. 5th century CE) , though its roots lie in the late Hinayana phase.

During the earliest Hinayana phase (3rd–2nd century BCE), the Vinaya Pitaka (monastic code) prohibited monks from handling gold and silver (money). However, by the Satavahana period, a pragmatic shift occurred. The Sangha (Buddhist monastic order) could not build massive cave complexes without capital. Therefore, monasteries began accepting permanent endowments (aksaya-nivi, literally "inexhaustible deposit").

5.2 How Nivi Worked

1. A merchant or trade guild (shreni) would deposit a sum of money with the monastery.

2. The monastery would then lend this money to other traders at a moderate interest rate (epigraphic evidence suggests 1.25% per month, or 15% per annum).

3. The interest earned was used to maintain the caves: feed the monks, pay for repairs, purchase oil for lamps, and fund rituals.

4. The original deposit (mula-dhana) was never touched—hence "inexhaustible."                  

While no loan deed survives in situ at Pitalkhora, the material evidence strongly supports the presence of an endowed Sangha:

• The large number of residential cells (see Plate 14) suggests a community of 30–40 monks.

• The presence of a kitchen area and water cisterns indicates permanent, year-round habitation, not seasonal retreat.

• The site's remote location (deep ravine, far from villages) made daily alms-rounds impractical. The monks must have had a reliable source of institutional income—precisely what the aksaya-nivi system provided.

Thus, Pitalkhora was not merely a monastery; it was a financial intermediary within the Dakshinapatha trade network, serving as a bank, a hotel, and a temple all at once. 

Following photographs numbered 1 to 18 are by author. 

1. Caves on right side of stream. Shows the vertical scarp- steep fall. 

2. Caves on left side. Unfinished caves visible; crucial for understanding construction sequence.

   

3. Large assembly hall, for holding meetings and chanting session

4. Main prayer hall with added pillars. Transformation from wood to stone 

 

5. Votive stupa. Pradakshina path absent indicating donation 

  

6. Staircase with Dwarpalas and three-headed Nagaraj or Pahnendra

 

7. Pillars with faded Jataka paintings. One of the oldest murals in Maharashtra 

  

8. Unfinished caves. Reveals cutting style- from the top to wards bottom

 

9. Rare example of two-story cave. 

 

10. Weather worn entrance 

  

11. Standard cells of Vihara- 8'x8' with stone pillow (dhyana-bimba)

 

12. Interior of Chaitya cave 

13. Pillar with capital. Ghata-pallava style (vas and foliage)

 

14. Residences of monks. Niche for lamps 

  

15. Style comparison with Ellora/Ajanta. Continuity of style  

 

16. ASI Notice Board displaying basic information 

 

17. Perennial Kapila Tirtha clear water stream

  

18. View from stairs. Drop of about 150 meters

 

19. Excerpt from ASI Report of 1956 by M N Deshpande

 

20. The map from Deshpande's 1958 report shows various routes

7. Conclusion

Pitalkhora is not merely a "less-visited alternative to Ajanta." It is a site of primary importance for four reasons:

1. Chronological Priority: At c. 250 BCE, it represents the earliest surviving rock-cut cave architecture in western India, predating Ajanta by a century.

2. Classical Attestation: Its identification with Ptolemy's Petrigala makes it one of the few Indian Buddhist sites mentioned in Greco-Roman geographical literature, proving its integration into inter-continental trade networks.

3. Epigraphical Evidence: The inscriptions naming Pathitana (Paithan) and Dhanyakataka (Amaravati) provide concrete proof of an east-west axis of trade linking the Arabian Sea ports (Sopara/Kalyan) to the diamond mines of the Krishna valley, with Pitalkhora as a nodal point on the Dakshinapatha.

4. Economic Innovation: The site provides material evidence for the aksaya-nivi system of monastic banking, a sophisticated financial instrument that allowed the Buddhist Sangha to function as a lender, a landlord, and a trader—all while observing monastic codes.

The site's inaccessibility—the steep descent, the absence of tourist infrastructure, the "strong legs" required—is simultaneously a preservation blessing and a scholarly frustration. Few visitors mean fewer disturbances to the fading paintings and fragile cisterns. But few visitors also mean fewer eyes to notice the lichen  growth on 3rd-century BCE pillars or the calcification of murals from mineral-rich water seepage. The ASI's stewardship since 1953 has prevented catastrophic decay, but Pitalkhora urgently requires a dedicated conservation program, not merely steel staircases.

For students of Buddhism, art history, and ancient economic systems, Pitalkhora offers a uncluttered window into early Hinayana architecture and its transformation under Mahayana influence. It deserves to be lifted from the footnotes of Ajanta's fame and recognized as a major site in its own right.

8. List of Essential References

1. Deshpande, M. N. (1956). The Rock-cut Caves of Pitalkhora in the Deccan. Ancient India: Bulletin of the Archaeological Survey of India, No. 12. New Delhi: ASI. (Contains the excerpt reproduced as Plate 19.)

2. Deshpande, M. N. (1958). Pitalkhora: An Account of the Excavations. New Delhi: Director General of Archaeological Survey of India. (Contains the map reproduced as Plate 20.)

3. Burgess, James. (1883). The Cave Temples of India. London: W. H. Allen & Co. (Chapter on Aurangabad and Pitalkhora; the first major Western survey.)

4. Ptolemy, Claudius. (c. 150 CE). Geographia (Book VII). Translated by J. L. Stevenson (1991). New York: Dover Publications. (Reference for Petrigala.)

5. Ray, Himanshu Prabha. (1986). Monastery and Guild: Commerce under the Satavahanas. Oxford University Press. (Essential for the Dakshinapatha trade route analysis and monastic banking.)

6. Kosambi, D. D. (1956). An Introduction to the Study of Indian History. Bombay: Popular Book Depot. (For the Ujjain-Paithan route and Ghati monasteries.)

7. Schopen, Gregory. (2004). Buddhist Monks and Business Matters: Still More Papers on Monastic Buddhism in India. Honolulu: University of Hawaii Press. (For the aksaya-nivi system and monastic economic practices.)

8. Lüders, Heinrich. (1912). A List of Brahmi Inscriptions from the Earliest Times to about A.D. 400. Appendix to Epigraphia Indica, Vol. 10. Calcutta: ASI. (Entries No. 1134–1145 for Pitalkhora.)

9. Sircar, D. C. (1965). Indian Epigraphical Glossary. Delhi: Motilal Banarsidass. (For terms such as Pathitana, aksaya-nivi, and shreni.)

10. Pande, Anupa. (2000). The Buddhist Cave Art of Western India. Mumbai: Marg Publications. (Excellent colour plates and analysis of the faded paintings at Pitalkhora.)

11. Spink, Walter. (2005). Ajanta: History and Development (Vol. 1-2). Leiden: Brill. (Contextualizes Pitalkhora within the broader Deccan rock-cut tradition.)

12. Archaeological Survey of India. (2023). Pitalkhora Caves – World Heritage Site. Available at: https://asi.nic.in (Last accessed: June 2026).