Taxonomic revaluation of the Ahaetulla prasina (H. Boie in F. Boie, 1827) complex from Northeast India: resurrection and redescription of Ahaetulla flavescens (Wall, 1910) (Reptilia: Serpentes: Colubridae)

The taxonomic status of the nominal taxon Dryophis prasinus flavescens Wall, 1910 is reevaluated herein. Based on molecular data generated from fresh collections of Ahaetulla prasina (H. Boie in F. Boie, 1827) auctorum from Northeast India and, additionally, morphological data from museum specimens...

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Main Authors: Achyuthan N. Srikanthan, Omkar Dilip Adhikari, Ashok Kumar Mallik, Patrick D. Campbell, Bharat Bhushan Bhatt, Kartik Shanker, Sumaithangi Rajagopalan Ganesh
Format: Article
Language:English
Published: Consortium of European Natural History Museums 2022-10-01
Series:European Journal of Taxonomy
Subjects:
Online Access:https://europeanjournaloftaxonomy.eu/index.php/ejt/article/view/1937
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author Achyuthan N. Srikanthan
Omkar Dilip Adhikari
Ashok Kumar Mallik
Patrick D. Campbell
Bharat Bhushan Bhatt
Kartik Shanker
Sumaithangi Rajagopalan Ganesh
author_facet Achyuthan N. Srikanthan
Omkar Dilip Adhikari
Ashok Kumar Mallik
Patrick D. Campbell
Bharat Bhushan Bhatt
Kartik Shanker
Sumaithangi Rajagopalan Ganesh
author_sort Achyuthan N. Srikanthan
collection DOAJ
description The taxonomic status of the nominal taxon Dryophis prasinus flavescens Wall, 1910 is reevaluated herein. Based on molecular data generated from fresh collections of Ahaetulla prasina (H. Boie in F. Boie, 1827) auctorum from Northeast India and, additionally, morphological data from museum specimens originating from the same areas, we resurrect this taxon as Ahaetulla flavescens (Wall, 1910) comb. nov. We clarify the status, identity and locations of its type specimens, rediscover, redescribe and illustrate those specimens and also designate a lectotype in order to effect a proper taxonomic redefinition of this nominal taxon. We provide further details on the morphology and diagnosis of this species and elucidate its phylogenetic position. We also provide a summary of the natural history and distribution of this species. Adding to the known cryptic diversity and genetic divergence within Southeast Asian populations, this work also hints at the need for a taxonomic revision of the A. prasina complex. This work complements a previous study on the A. prasina complex focusing on populations in Indonesia. Taken together, these two studies represent phylogenetic reconstructions from different populations of the A. prasina complex across its distribution range, on the Asian mainland and the surrounding islands.
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spelling doaj.art-bf13f28ff9c54481954e5c71111a88352022-12-22T02:26:14ZengConsortium of European Natural History MuseumsEuropean Journal of Taxonomy2118-97732022-10-0183910.5852/ejt.2022.839.1937Taxonomic revaluation of the Ahaetulla prasina (H. Boie in F. Boie, 1827) complex from Northeast India: resurrection and redescription of Ahaetulla flavescens (Wall, 1910) (Reptilia: Serpentes: Colubridae)Achyuthan N. Srikanthan0Omkar Dilip Adhikari1Ashok Kumar Mallik2Patrick D. Campbell3Bharat Bhushan Bhatt4Kartik Shanker5Sumaithangi Rajagopalan Ganesh6Centre for Ecological Sciences, Indian Institute of Sciences, Bangalore – 560012, Karnataka, IndiaNatural History collection department, Bombay Natural History Society, Hornbill House, Opp. Lion Gate, S.B.S. Road, Mumbai – 400001, Maharashtra, IndiaCentre for Ecological Sciences, Indian Institute of Sciences, Bangalore – 560012, Karnataka, IndiaDepartment of Life Sciences, Darwin Centre, Natural History Museum, Cromwell Road, South Kensington, London SW7 5BD, EnglandDepartment of Environment & Forest, P-Sector, Itanagar – 791111, Arunachal Pradesh, IndiaCentre for Ecological Sciences, Indian Institute of Sciences, Bangalore – 560012, Karnataka, IndiaChennai Snake Park, Rajbhavan post, Chennai – 600 022, Tamil Nadu, India The taxonomic status of the nominal taxon Dryophis prasinus flavescens Wall, 1910 is reevaluated herein. Based on molecular data generated from fresh collections of Ahaetulla prasina (H. Boie in F. Boie, 1827) auctorum from Northeast India and, additionally, morphological data from museum specimens originating from the same areas, we resurrect this taxon as Ahaetulla flavescens (Wall, 1910) comb. nov. We clarify the status, identity and locations of its type specimens, rediscover, redescribe and illustrate those specimens and also designate a lectotype in order to effect a proper taxonomic redefinition of this nominal taxon. We provide further details on the morphology and diagnosis of this species and elucidate its phylogenetic position. We also provide a summary of the natural history and distribution of this species. Adding to the known cryptic diversity and genetic divergence within Southeast Asian populations, this work also hints at the need for a taxonomic revision of the A. prasina complex. This work complements a previous study on the A. prasina complex focusing on populations in Indonesia. Taken together, these two studies represent phylogenetic reconstructions from different populations of the A. prasina complex across its distribution range, on the Asian mainland and the surrounding islands. https://europeanjournaloftaxonomy.eu/index.php/ejt/article/view/1937AssamArunachal PradeshBNHSDNAdistributionscalation
spellingShingle Achyuthan N. Srikanthan
Omkar Dilip Adhikari
Ashok Kumar Mallik
Patrick D. Campbell
Bharat Bhushan Bhatt
Kartik Shanker
Sumaithangi Rajagopalan Ganesh
Taxonomic revaluation of the Ahaetulla prasina (H. Boie in F. Boie, 1827) complex from Northeast India: resurrection and redescription of Ahaetulla flavescens (Wall, 1910) (Reptilia: Serpentes: Colubridae)
European Journal of Taxonomy
Assam
Arunachal Pradesh
BNHS
DNA
distribution
scalation
title Taxonomic revaluation of the Ahaetulla prasina (H. Boie in F. Boie, 1827) complex from Northeast India: resurrection and redescription of Ahaetulla flavescens (Wall, 1910) (Reptilia: Serpentes: Colubridae)
title_full Taxonomic revaluation of the Ahaetulla prasina (H. Boie in F. Boie, 1827) complex from Northeast India: resurrection and redescription of Ahaetulla flavescens (Wall, 1910) (Reptilia: Serpentes: Colubridae)
title_fullStr Taxonomic revaluation of the Ahaetulla prasina (H. Boie in F. Boie, 1827) complex from Northeast India: resurrection and redescription of Ahaetulla flavescens (Wall, 1910) (Reptilia: Serpentes: Colubridae)
title_full_unstemmed Taxonomic revaluation of the Ahaetulla prasina (H. Boie in F. Boie, 1827) complex from Northeast India: resurrection and redescription of Ahaetulla flavescens (Wall, 1910) (Reptilia: Serpentes: Colubridae)
title_short Taxonomic revaluation of the Ahaetulla prasina (H. Boie in F. Boie, 1827) complex from Northeast India: resurrection and redescription of Ahaetulla flavescens (Wall, 1910) (Reptilia: Serpentes: Colubridae)
title_sort taxonomic revaluation of the ahaetulla prasina h boie in f boie 1827 complex from northeast india resurrection and redescription of ahaetulla flavescens wall 1910 reptilia serpentes colubridae
topic Assam
Arunachal Pradesh
BNHS
DNA
distribution
scalation
url https://europeanjournaloftaxonomy.eu/index.php/ejt/article/view/1937
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