o2364 image 1.jpg

 

Image 1. Gegeneophis goaensis in life from Chorla Village, Karnataka (ZSI/WGRC/V/A/714) © Nirmal U. Kulkarni

 

 

o2364 image 2.jpg

 

Image 2. Gegeneophis mhadeiensis in life from Maan Village, Karnataka. © Nirmal U. Kulkarni

 

 

Table 1. Collection localities for G. goaensis in Goa State.

SNo

 

Registration No.

 

Collection locality

 

Latitude Longitude

 

Altitude

(a msl)

1

 

BNHS 4594 (holotype)

BNHS 4595 (paratype)

Keri (Goa)

15o 21Õ 36ÕÕN

74o 02Õ 24ÕÕE

21

 

2

 

ZSI/WGRC/V/A/714

(present collection)

Chorla (Karnataka)

 

15o 39ÕN

74o 08Õ 24ÕÕE

780

 

 

 

 

 

Table 2. Collection localities for G. mhadeiensis bordering Karnataka and Goa states.

 

SNo

 

Registration No.

 

Collection locality

 

Latitude (N)

 

Longitude (E)

 

Altitude (in m)

 

1

 

BNHS 4643 (holotype)

ZSI/WGRC/V/A/640 (paratype)

BNHS 4644 (paratype)

Chorla (Karnataka)

 

15023Õ24ÕÕ

 

74008Õ

 

728

 

2

 

ZSI/WGRC/V/A/715

(present collection)

Chorla (Karnataka)

 

15039Õ27ÕÕ

 

74008Õ36ÕÕ

 

780

 

3

 

ZSI/WGRC/V/A/713a & 713b

(present collection)

Surla (Goa)

 

15040Õ19ÕÕ

 

74010Õ24ÕÕ

 

750

 

4

 

ZSI/WGRC/V/A/716a & 716b

(present collection)

Maan (Karnataka)

 

15009Õ8ÕÕ  

 

74009Õ08ÕÕ

 

712

 

 

 

Table 3. Some morphometric (in mm) and meristic data for G. goaensis and G. mhadeiensis.  Measurements were made to the nearest 0.1mm

with dial calipers, except for length and circumference, which were measured with a ruler and a piece of thread.

 

ZSI/WGRC/V/A/

 

*714

 

^713a

 

^713b

 

^715

 

^716a

 

^716b

 

Total length

 

208

 

192

 

211

 

179

 

235

 

223

 

Head length

 

4.43

 

4.38

 

4.71

 

3.48

 

5.77

 

5.02

 

Head width at jaw angle

 

3.41

 

3.26

 

3.45

 

3.07

 

4.03

 

3.8

 

Circumference at mid body

 

16

 

17

 

17

 

13

 

21

 

21

 

Width of the body at 1st annular groove

 

3.53

 

4.23

 

4.52

 

3.3

 

4.36

 

4.23

 

Width of the body at broadest region

 

4.05

 

5.02

 

5.61

 

3.64

 

5.8

 

5.37

 

Width of the body at the level of vent

 

3.17

 

3.14

 

3.37

 

2.51

 

2.86

 

3.39

 

Length divided by width

 

51.35

 

38.24

 

37.61

 

49.17

 

40.51

 

41.52

 

Length of the snout projecting beyond mouth

 

1.16

 

1.05

 

1.36

 

1.06

 

1.14

 

1.53

 

Distance between jaw angle and top of head

 

1.27

 

1.26

 

1.21

 

1.27

 

1.9

 

1.55

 

Distance between jaw angle and ventral surface of lower jaw

 

1.57

 

1.49

 

1.34

 

1.02

 

1.36

 

1.3

 

Distance between jaw angle and tip of lower jaw

 

3.58

 

3.15

 

3.79

 

3.19

 

4.91

 

4.35

 

Distance between nostrils

 

1.77

 

1.49

 

1.86

 

1.61

 

1.77

 

1.9

 

Distance between nostril and snout tip

 

0.98

 

0.83

 

0.94

 

1

 

1.02

 

1.04

 

Distance between tentacles

 

2.54

 

2.62

 

2.95

 

2.46

 

3.41

 

2.9

 

Distance between tentacle and snout tip

 

1.94

 

2.24

 

2.55

 

2.13

 

2.51

 

2.2

 

Distance between tentacle and jaw angle

 

2.55

 

2.51

 

2.86

 

2.28

 

3.11

 

3.45

 

Distance between tentacle and nostril

 

1.26

 

1.43

 

1.42

 

1.08

 

1.69

 

1.56

 

Distance between tentacle and margin of upper lip

 

0.88

 

0.67

 

0.85

 

0.67

 

0.72

 

0.68

 

Distance between tentacle and top of head

 

0.83

 

0.65

 

0.8

 

1

 

1.55

 

1.3

 

Width at 1st nuchal groove

 

3.76

 

3.85

 

4.03

 

3.09

 

4.29

 

3.91

 

Width at 2nd  nuchal groove

 

3.8

 

4.04

 

4.33

 

2.92

 

4.12

 

3.62

 

Length of 1st collar (laterally)

 

2

 

1.54

 

1.83

 

1.9

 

1.46

 

1.84

 

Length of 2nd collar (laterally)

 

1.84

 

1.92

 

2.37

 

2

 

2.76

 

2.7

 

Dist. between snout tip and 1st nuchal groove

 

5.71

 

5.25

 

6.16

 

4.98

 

6.86

 

6.29

 

Distance between snout tip and 2nd nuchal groove

 

6.91

 

6.29

 

6.96

 

6.43

 

8.2

 

7.59

 

Distance between snout tip and 3rd nuchal groove

 

8.48

 

7.98

 

9.6

 

7.79

 

10.57

 

9.82

 

Total number of primary annuli

 

121

 

118

 

121

 

121

 

122

 

125

 

Total number of primary annuli with secondary grooves

 

46

 

32

 

28

 

24

 

30

 

27

 

Anterior most primary annulus with secondary groove

 

76

 

87

 

94

 

98

 

93

 

98

 

No. of complete secondary annuli in front of vent

 

7

 

7

 

8

 

8

 

8

 

7

 

Width of disc surrounding vent

 

1.44

 

1.47

 

2.4

 

1.27

 

2.39

 

2.19

 

Length of disc surrounding vent

 

0.6

 

0.85

 

0.8

 

0.82

 

1.11

 

0.86

 

Width of vent

 

1.41

 

1.08

 

1.63

 

1.13

 

2

 

1.84

 

Number of denticles surrounding the vent

 

6

 

7

 

6

 

7

 

7

 

6

 

 

* G. goaensis; ^ G. mhadeiensis

 

 

Figure 1. Distribution of species of Gegeneophis in Western Ghats

gsh - Gegeneophis seshachari; gda - Gegeneophis danieli;

ggo - Gegeneophis goaensis; gmh - Gegeneophis mhadeiensis;

gna - Gegeneophis nadakarnii; gma - Gegeneophis madhavai;

gca - Gegeneophis carnosus; gkr - Gegeneophis krishni;

gra - Gegeneophis ramaswamii