Mizoram Discovers Two New Amphibian Species: Duttaphrynus phawngpui and Ingerana aizawl

Key Facts

• Two new amphibian species — Duttaphrynus phawngpui (toad) and Ingerana aizawl (frog) — were formally described in peer-reviewed journals in September 2026.
• Duttaphrynus phawngpui was discovered at elevations above 2,000 metres in Phawngpui National Park, which is Mizoram's highest peak and also called Blue Mountain.
• Ingerana aizawl was found along a stream on the Mizoram University campus in Aizawl, the state capital.
• The genus Duttaphrynus belongs to the family Bufonidae, and genus Ingerana belongs to family Dicroglossidae.
• Ingerana aizawl had been taxonomically misidentified as Ingerana borealis for over two decades prior to reassessment.
• The discoveries were the result of collaboration between researchers from Mizoram University, Cotton University, Help Earth, and Indonesia's National Research and Innovation Agency.

Background & Context

Mizoram lies in the Indo-Burma biodiversity hotspot, an area known for significant amphibian diversity associated with forested hills, streams, and montane habitats. Phawngpui National Park features unique montane ecosystems often described as “sky islands” — isolated upland habitats fostering endemic species. Despite previous limited surveys, the region’s amphibian fauna remains incompletely documented. Taxonomic research plays a crucial role in identifying species diversity, essential for conservation and ecological management.

Why This Matters for Exams

The discovery of these two new species is relevant for examinations covering biodiversity, environment, and current affairs, especially emphasizing the biodiversity richness of Northeast India. Key points such as species names, families, discovery sites, and ecological significance may be tested. Understanding taxonomy, the 'sky island' concept, and regional ecological hotspots strengthens the candidate's grasp of India's biodiversity landscape.

Points to Remember

• Duttaphrynus phawngpui: montane toad discovered at ~2144 m elevation in Phawngpui National Park, described on 13 September 2026.
• Ingerana aizawl: frog species discovered on Mizoram University campus, described on 14 September 2026, previously misidentified as Ingerana borealis.
• Phawngpui National Park represents a biologically significant montane ecosystem and is Mizoram’s highest peak.
• Research conducted by Indian and Indonesian institutions highlights the importance of international collaboration.
• Northeast India’s amphibian diversity is globally recognised and understudied.
• Taxonomy is vital for accurate species classification and conservation assessments.

Practice MCQs

Question 1

1. Where was Duttaphrynus phawngpui discovered?
2. 1) Mizoram University campus
3. 2) Phawngpui National Park
4. 3) Murlen National Park
5. 4) Kaziranga National Park

Answer: 2) Phawngpui National Park

Question 2

1. Which species was Ingerana aizawl previously misidentified as?
2. 1) Ingerana borealis
3. 2) Duttaphrynus stuarti
4. 3) Bufonidae phawngpui
5. 4) Rhacophorus nigropalmatus

Answer: 1) Ingerana borealis

Question 3

1. To which family does Duttaphrynus phawngpui belong?
2. 1) Dicroglossidae
3. 2) Microhylidae
4. 3) Bufonidae
5. 4) Rhacophoridae

Answer: 3) Bufonidae