Fig 1.
Wallaceophis gen. et. gujaratensis sp. nov. holotype male NCBS HA-105 in life.
Photo by Zeeshan Mirza.
Fig 2.
Wallaceophis gen. et. gujaratensis sp. nov. NCBS HA-106 vertebrae from mid-body, (A) anterior view, (B) lateral view.
Fig 3.
Wallaceophis gen. et. gujaratensis sp. nov. holotype male NCBS HA-105 (A) dorsal view, (B) ventral view.
Fig 4.
Wallaceophis gen. et. gujaratensis sp. nov. holotype male NCBS HA-105, (A) right maxilla, (B) right palatine.
Fig 5.
Wallaceophis gen. et. gujaratensis sp. nov. holotype male NCBS HA-105 head, (A) dorsal view, (B) ventral view & (C) lateral view.
Fig 6.
Wallaceophis gen. et. gujaratensis sp. nov. holotype male NCBS HA-105 head illustration showing scalation, (A) lateral view, (B) dorsal view.
Table 1.
Dorsal scale row reduction formula of Wallaceophis gen. et. gujaratenesis sp. nov. holotype male NCBS HA-105.
Fig 7.
Map showing type locality and known records for Wallaceophis gen. et. gujaratensis sp. nov.
Locality indicated by a white star for holotype NCBS HA-105 and white circle for paratype BNHS 3503, green polygon for NCBS HA-108; localities indicated by yellow circles are based on photographic evidence. Inset map showing position of Gujarat state in western India highlighted in black. 1- Sagwadi, Bhavnagar; 2- Bopal, Ahmedabad; 3- Old Port, Bhavnagar; 4- Bhanvad, Jamnagar; 5- Saladi, Amareli; 6- Halol, Panchmahal.
Table 2.
Distribution localities of Wallaceophis gen. et. gujaratenesis sp. nov. based on specimens and/or photographic evidence.
Fig 8.
Maximum Likelihood phylogeny (cmos, cytb, nd4, 12s, 16s) with GTR +G model of selected snakes of the subfamily Colubrinae.
Numbers at nodes represent likelihood bootstrap support with 1000 replicates. Out-group excluded.
Table 3.
Uncorrected pairwise sequence divergence (%) between Wallaceophis gen. et. gujaratenesis sp. nov. and old world racer and whip snake genera for the nuclear gene cmos.
Divergence between two specimens of Wallaceophis gen. et. gujaratenesis sp. nov. is 2%.
Fig 9.
Ancestral area cladogram selected snakes of the subfamily Colubrinae.
Inset map of world showing zoogeographic regions of the world modified after Holt et al. (2013). Regions of the World coded as follows: ‘A’ Palearctic, ‘B’ Saharo-Arabian, ‘C’ Afro-Tropical, ‘D’ Oriental, ‘E’ Nearctic, ‘F’ Sino-Japanese.
Fig 10.
Map showing the western Indian state with two different sea levels highlighting Saurashtra as a functional island (A) 0m (present), (B) 15m (prior to rise of Himalayas).