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Table 1 Descriptive statistics, expressed as mean ± SE and range, for size, mass and three main body components of newly hatched (oviparous species) and newborn (viviparous species) snakes

From: Does the oviparity-viviparity transition alter the partitioning of yolk in embryonic snakes?

Species Parity mode N (M/F) SVL (mm) Tail length (mm) Wet body mass (g) Dry body mass (g) Carcass dry mass (g) Fat body dry mass (g) Residual yolk dry mass (g)
Males Females
Bungarus multicinctus 1 O 20/21 242.9 ± 2.4
205−269
40.7 ± 0.7
33−46
38.3 ± 0.4
34−43
6.8 ± 0.2
3.9−8.8
1.82 ± 0.06
0.83−2.43
1.00 ± 0.03
0.62−1.30
0.24 ± 0.01
0.12−0.39
0.57 ± 0.03
0.08−0.96
Coelognathus radiatus 1 O 16/14 303.3 ± 3.1
277−339
72.1 ± 1.0
66−78
70.8 ± 1.3
62−79
11.1 ± 0.2
8.7−13.2
2.96 ± 0.06
2.28−3.49
2.12 ± 0.04
1.72−2.49
0.49 ± 0.02
0.32−0.67
0.34 ± 0.02
0.19−0.71
Deinagkistrodon acutus 2 O 16/16 242.7 ± 2.1
215−268
51.0 ± 0.7
47−55
46.2 ± 0.7
42−51
14.2 ± 0.2
11.6−16.6
3.71 ± 0.07
2.68−4.36
1.88 ± 0.04
1.53−2.39
0.56 ± 0.02
0.37−0.77
1.27 ± 0.06
0.26−1.88
Dinodon rufozonatum 2 O 15/19 206.4 ± 2.4
176−238
48.7 ± 1.7
36−58
48.4 ± 0.9
41−56
4.4 ± 0.2
3.3−6.0
1.24 ± 0.05
0.85−1.81
0.80 ± 0.03
0.55−1.09
0.22 ± 0.01
0.09−0.34
0.22 ± 0.02
0.09−0.48
Elaphe carinata 2 O 41/45 376.9 ± 2.5
321−432
89.0 ± 1.5
64−109
85.9 ± 1.0
74−100
23.7 ± 0.6
14.3−36.3
6.38 ± 0.19
3.44−10.19
3.62 ± 0.09
2.25−5.96
1.05 ± 0.04
0.41−2.01
1.71 ± 0.07
0.67−3.92
Elaphe taeniura 1 O 29/35 359.9 ± 3.1
303−446
92.9 ± 1.6
75−116
92.9 ± 1.3
75−112
16.8 ± 0.3
12.1−22.1
4.89 ± 0.10
3.47−7.08
2.91 ± 0.10
1.55−4.48
0.88 ± 0.03
0.30−1.54
1.10 ± 0.08
0.26−2.62
Naja atra 2 O 28/30 269.4 ± 1.5
241−293
50.1 ± 0.7
40−58
45.9 ± 0.5
40−53
12.6 ± 0.3
8.6−17.9
3.08 ± 0.11
1.79−5.17
1.75 ± 0.04
1.15−2.48
0.49 ± 0.02
0.21−0.82
0.84 ± 0.06
0.31−2.29
Ptyas korros 2 O 43/41 226.8 ± 1.5
188−255
93.9 ± 0.8
82−106
94.6 ± 1.3
68−108
6.7 ± 0.1
4.6−8.4
1.73 ± 0.03
1.12−2.32
1.26 ± 0.02
0.88−1.62
0.24 ± 0.01
0.12−0.42
0.24 ± 0.01
0.06−0.55
Ptyas mucosus 2 O 7/8 335.4 ± 2.9
310−354
101.6 ± 1.8
94−109
102.2 ± 2.2
93−111
16.2 ± 0.5
12.3−19.2
4.19 ± 0.16
2.84−5.50
2.85 ± 0.09
2.16−3.36
0.70 ± 0.05
0.37−1.16
0.63 ± 0.05
0.31−0.97
Rhabdophis tigrinus lateralis 2 O 17/17 148.9 ± 1.4
126−163
37.7 ± 0.8
33−44
35.0 ± 0.8
24−40
2.2 ± 0.05
1.3−2.8
0.52 ± 0.01
0.36−0.65
0.35 ± 0.01
0.26−0.45
0.04 ± 0.002
0.02−0.08
0.12 ± 0.007
0.04−0.20
Xenochrophis piscator 1 O 27/26 130.8 ± 0.8
117−144
48.5 ± 0.8
37−53
42.9 ± 0.5
34−46
1.6 ± 0.02
1.3−1.9
0.37 ± 0.004
0.32−0.43
0.28 ± 0.003
0.22−0.32
0.04 ± 0.001
0.02−0.07
0.04 ± 0.002
0.01−0.11
Zaocys dhumnades 2 O 14/16 288.5 ± 3.0
244−317
101.9 ± 1.8
91−117
100.3 ± 2.0
84−112
8.2 ± 0.2
5.7−10.3
2.23 ± 0.06
1.57−2.75
1.61 ± 0.04
1.04−2.10
0.34 ± 0.02
0.13−0.53
0.29 ± 0.02
0.11−0.52
Elaphe rufodorsata 2 V 12/12 171.2 ± 2.0
153−194
38.3 ± 0.8
35−43
33.4 ± 0.6
30−37
3.0 ± 0.08
2.1−3.5
0.69 ± 0.02
0.46−0.82
0.57 ± 0.01
0.40−0.70
0.10 ± 0.005
0.04−0.13
0.02 ± 0.004
0.001−0.07
Enhydris chinensis 2 V 10/10 150.9 ± 2.0
140−174
30.4 ± 0.5
28−34
25.8 ± 0.6
24−30
3.2 ± 0.1
2.7−4.7
0.70 ± 0.03
0.52−1.12
0.58 ± 0.03
0.45−0.96
0.11 ± 0.007
0.06−0.16
0.007 ± 0.002
0.001−0.027
Enhydris plumbea 2 V 13/14 119.9 ± 1.7
104−154
21.5 ± 0.3
20−23
19.0 ± 0.3
16−21
1.5 ± 0.05
1.2−2.0
0.34 ± 0.01
0.20−0.51
0.31 ± 0.01
0.20−0.43
0.03 ± 0.003
0.005−0.63
0.004 ± 0.001
0.001−0.014
Gloydius brevicaudus 2 V 12/12 173.9 ± 1.4
162−189
29.7 ± 0.5
27−32
26.4 ± 0.3
25−28
3.7 ± 0.1
3.0−4.8
0.79 ± 0.02
0.64−1.02
0.69 ± 0.01
0.58−0.88
0.08 ± 0.003
0.04−0.11
0.02 ± 0.002
0.01−0.05
Gloydius saxatilis 3 V 12/14 220.5 ± 2.6
187−240
29.1 ± 0.9
24−36
28.5 ± 0.7
24−33
5.4 ± 0.2
3.5−8.1
1.16 ± 0.04
0.75−1.75
0.81 ± 0.03
0.53−1.25
0.31 ± 0.02
0.04−0.64
0.04 ± 0.01
0.001−0.24
Gloydius ussurensis 3 V 13/10 214.2 ± 2.9
186−240
32.6 ± 1.1
26−41
32.4 ± 1.0
27−37
4.7 ± 0.2
3.0−6.5
1.00 ± 0.05
0.65−1.39
0.73 ± 0.03
0.51−1.00
0.24 ± 0.02
0.10−0.54
0.03 ± 0.006
0.001−0.10
Macropisthodon rudis 2 V 13/18 157.9 ± 1.1
145−172
38.7 ± 0.6
35−42
32.3 ± 0.6
28−38
4.0 ± 0.06
3.0−4.7
0.86 ± 0.02
0.63−1.04
0.69 ± 0.01
0.53−0.82
0.11 ± 0.006
0.05−0.17
0.07 ± 0.004
0.03−0.11
Sinonatrix annularis 2 V 13/13 157.9 ± 1.9
142−177
43.9 ± 0.6
40−47
41.0 ± 0.6
37−43
4.3 ± 0.1
2.9−5.7
1.19 ± 0.04
0.75−1.70
0.79 ± 0.03
0.54−1.12
0.20 ± 0.01
0.12−0.32
0.20 ± 0.01
0.08−0.30
  1. Species with the same superscript were collected from the same province. 1: Guangxi (South China); 2: Zhejiang (East China); 3: Liaoning (Northeast China). O: oviparous species; V: viviparous species