Minervarya pentali

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Minervarya pentali
Minervarya pentali (cropped).jpg
Dorsal view of M. pentali
Scientific classification Red Pencil Icon.png
Kingdom: Animalia
Phylum: Chordata
Class: Amphibia
Order: Anura
Family: Dicroglossidae
Genus: Minervarya
Species:
M. pentali
Binomial name
Minervarya pentali
Garg and Biju, 2021
Minervarya pentali map.svg
Approximate distribution
  Range

Minervarya pentali, or Pental's Minervaryan frog, is a species of frog in the fork-tongued frog family, Dicroglossidae. It is endemic to the Western Ghats in India.

Contents

Etymology

The species is named pentali after Deepak Pental, plant geneticist and former vice-chancellor of Delhi University, in recognition of his assistance in setting up the Systematics Lab at the university. [1] The generic name Minervarya is a portmanteau of the Latin word "minimus", which means "smallest", and Fejervarya , which is Minervarya‘s sister genus. The name also alludes to the Ancient Roman goddess Minerva - the frogs' behaviour of suddenly jumping up seemingly from mud on the ground is reminiscent of the goddess, who burst suddenly out of her father Jupiter's head, fully clad in armour. [2]

Description

M. pentali is smaller than other Minervarya species, with males measuring 20 mm and females measuring 25 mm from snout to vent. The skin is folded and granulated. The upper parts of the body are greyish-brown and have the texture of shagreen, while the underparts are smooth and generally paler. The throat is flesh-coloured, and the calling patch is black. A yellow-grey line runs down the middle of the back. The males produce a pulsating call at regular intervals. The tongue is notched at the tip. [3]

Behaviour

Call

Male M. pentali produce a pulsating call, which they repeat at regular intervals. Each call, which has 19 pulses on average, lasts for roughly one-fifths of a second. Calls are made from 6 PM to 10 PM. [3]

Breeding

The breeding season is from July to September. During this season, males congregate in large numbers in grasses and around water bodies. [3]

Distribution and habitat

M. pentali is endemic to the southern Western Ghats, where it is widepsread and found from sea level up to an elevation of 220 m. Its range extends from Kerala's Kozhikode district in the north to Tamil Nadu's Kanyakumari district in the south. [3] The frogs are found in vegetated wayside areas, plantations, irrigated fields and near natural water sources; they are not recorded from forested areas. [1] [3]

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Deepak Pental is a Professor of Genetics and the Ex Vice Chancellor at the University of Delhi. He is a noted researcher whose current research interests lie in development of transgenics and marker-assisted breeding of crops. He took charge of the post of Vice-chancellor of the University succeeding Professor Deepak Nayyar on 1 September 2005. As the VC, Pental has outlined his agenda to update the library system, work on teachers’ recruitment, increase student accommodation facilities and bring researchers working abroad to India. A new frog species, Minervarya Pentali, discovered in Western Ghats by a team of Delhi University researchers; was named after Pental.

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References

  1. 1 2 "DU researchers discover new frog species in Western Ghats". The Hindu. Special Correspondent. 3 August 2021. ISSN   0971-751X. Archived from the original on 3 August 2021. Retrieved 4 August 2021.{{cite news}}: CS1 maint: others (link)
  2. Dubois, A; Ohler, A; Biju, S. D. (2001). "A new genus and species of Ranidae (Amphibia, Anura) from south-western India". Alytes. 19: 53–79.
  3. 1 2 3 4 5 Garg, Sonali; Biju, S. D. (2021). "DNA Barcoding and Systematic Review of Minervaryan Frogs (Dicroglossidae: Minervarya) of Peninsular India: Resolution of a Taxonomic Conundrum with Description of a New Species". Asian Herpetological Research. 12 (4): 1–34. doi:10.16373/j.cnki.ahr.210023.