Systematics of the caecilian family Chikilidae (Amphibia: Gymnophiona) with the description of three new species of Chikila from northeast India
Author
Kamei, Rachunliu G.
Author
Gower, David J.
Author
Wilkinson, Mark
Author
Biju, S. D.
text
Zootaxa
2013
3666
4
401
435
journal article
43483
10.11646/zootaxa.3666.4.1
ae8b490a-b325-4d9f-90ed-ba0721b3bf5b
1175-5326
246458
15114087-1781-4D4D-9B06-FD29490E0C25
TABLE 3A. Some morphometric (in mm) and meristic data of Chikila alcocki sp. nov. Abbreviations: f—female, H—holotype, m—male, P—paratype, RS—Referred specimens, “ – ” indicates data not recorded. See Materials and Methods for other abbreviations. | | | | | | | | | | | | | | SDB.DU | |
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| ZSI | ZSI | ZSI | BNHS | BNHS | BNHS | BNHS | SDB.DU | BNHS | BNHS | BNHS | ZSI | BNHS | 2009. | SDB.DU |
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| Museum no. | A11539 | A11544 | A11540 | 5519 | 5520 | 5521 | 5522 | 1662 | 5523 | 5524 | 5525 | A11538 | 5526 | 743 | 1613 |
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| Status | H | P | P | P | P | RS | RS | RS | P | P | P | RS | RS | RS | RS |
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| Sex | f | f | f | f | f | f | f | f | m | m | m | m | m | m | m |
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| Length | 236 | 217 | 216 | 260 | 271 | 242 | 264 | 240 | 252 | 237 | 235 | 255 | 204 | 212 | 237 |
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| PAs | 91 | 89 | 91 | 90 | 87 | 91 | 92 | 89 | 94 | 91 | 92 | 91 | 93 | 93 | 89 |
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| First PA with a SAG | 74 | 73 | 76 | 71 | 74 | 78 | 84 | 74 | 87 | 67 | 71 | 72 | 85 | 84 | 74 |
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| SAGs | 18 | 17 | 16 | 20 | 14 | 14 | 9 | 16 | 8 | 22 | 22 | 20 | 9 | 10 | 16 |
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| First PA with dorsally | | | | | | | | | | | | | | | |
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| complete SAG | 78 | 74 | 78 | 74 | 76 | 89 | 87 | 77 | 87 | 82 | 84 | 78 | 87 | 88 | 78 |
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| First PA with ventrally | | | | | | | | | | | | | | | |
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| complete SAGs | 85 | 84 | 86 | 85 | 81 | 86 | 89 | 85 | 90 | 89 | 90 | 89 | none | none | none |
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| Ventrally complete SAGs | 4 | 3 | 4 | 2 | 4 | 3 | 2 | 3 | 1 | 1 | 1 | 1 | 0 | 0 | 0 |
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| TGs on C1 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 |
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| TGs on C2 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 2 |
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| LH | 8.4 | 8.2 | 7.9 | 8.6 | 9.2 | 6.3 | 8.6 | 8.4 | 9.2 | 8.6 | 8.8 | 9.0 | 7.6 | 7.7 | 9.3 |
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| ST–CM | 6.0 | 5.6 | 5.7 | 6.3 | 7.1 | 5.7 | 6.8 | 6.1 | 6.7 | 6.1 | 6.5 | 6.7 | 5.3 | 5.7 | 6.9 |
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| Mandible tip–NG1 | 6.6 | 6.3 | 6.5 | 7.2 | 8.3 | 6.7 | 7.0 | 7.4 | 7.9 | – | 7.7 | 7.4 | – | 6.3 | 8.0 |
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| Mandible tip–CM | 4.6 | 4.4 | 4.8 | 5.0 | 5.9 | 4.6 | 5.2 | 4.7 | 5.6 | – | 5.3 | 5.2 | 4.0 | 4.3 | 5.6 |
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| C1 length | 2.1 | 2.1 | 2.1 | 2.8 | 2.3 | 2.0 | 2.9 | 1.0 | 2.4 | 2.3 | 2.2 | 2.2 | 1.8 | 2.0 | 2.2 |
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| C2 length | 3.0 | 3.3 | 3.0 | 3.7 | 3.3 | 3.0 | 3.6 | 3.1 | 3.8 | 3.9 | 3.2 | 3.9 | 3.0 | 3.0 | 4.0 |
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| TA–TA | 2.9 | 2.9 | 2.6 | 2.9 | 3.3 | 2.6 | 3.1 | 3.0 | 3.3 | 3.2 | 2.8 | 3.3 | 2.7 | 2.8 | 3.2 |
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| Naris–Naris | 1.6 | 1.5 | 1.2 | 1.5 | 1.7 | 1.4 | 1.5 | 1.7 | 1.6 | 1.7 | 1.6 | 1.9 | 1.3 | 1.3 | 1.7 |
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| Naris–TA | 1.1 | 1.1 | 1.0 | 1.1 | 1.2 | 1.0 | 1.2 | 1.1 | 1.2 | 1.2 | 1.1 | 1.2 | 1.1 | 1.1 | 1.1 |
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| ST–TA | 2.2 | 2.2 | 2.0 | 2.3 | 2.4 | 2.0 | 2.1 | 2.2 | 2.3 | 2.3 | 2.2 | 2.4 | 1.8 | 1.9 | 2.3 |
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| Naris–ST | 1.1 | 0.8 | 0.8 | 0.9 | 1.2 | 0.9 | 0.9 | 0.9 | 1.2 | 1.1 | 1.0 | 1.1 | 0.9 | 1.0 | 1.0 |
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| CM–TA | 3.6 | 3.5 | 3.6 | 3.6 | 4.6 | 3.5 | 4.0 | 3.5 | 4.4 | 3.9 | 4.1 | 4.0 | 3.2 | 3.3 | 4.1 |
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| Naris–CM | 5.5 | 5.2 | 4.7 | 4.7 | 6.2 | 5.0 | 5.6 | 5.1 | 6.4 | 5.1 | 5.7 | 5.5 | 4.8 | 4.5 | 5.7 |
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| CM–NG1 | 2.2 | 2.5 | 2.2 | 2.4 | 2.4 | 2.2 | – | 2.5 | 2.8 | 2.7 | 2.0 | 2.3 | 2.3 | 2.3 | 2.4 |
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| Lip–TA | 0.7 | 0.6 | 0.6 | 0.7 | 0.7 | 0.7 | 0.6 | 0.7 | 0.7 | 0.7 | 0.6 | 0.7 | 0.6 | 0.6 | 0.8 |
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| Naris–Lip | 1.2 | 1.2 | 1.0 | 1.2 | 1.2 | 1.2 | 1.3 | 1.2 | 1.3 | 1.2 | 1.2 | 1.4 | 1.0 | 1.1 | 1.3 |
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| AM–ST | 1.6 | 1.6 | 1.5 | 1.5 | 1.6 | 1.4 | 1.6 | 1.5 | 1.8 | 1.5 | 1.4 | 1.7 | 1.3 | 1.5 | 1.5 |
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| Width at CMs | 4.6 | 4.5 | 4.5 | 5.3 | 5.6 | 4.2 | 5.2 | 4.9 | 5.3 | 4.9 | 4.8 | 4.8 | 4.4 | 4.3 | 5.1 |
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| WH | 5.5 | 5.5 | 5.3 | 6.0 | 7.0 | 5.3 | 6.0 | 6.0 | 6.3 | 5.8 | 5.8 | 6.3 | 5.1 | 5.2 | 6.3 |
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| Depth just behind CMs | – | 3.5 | 3.6 | 4.3 | 4.7 | 3.6 | 4.3 | 4.0 | 4.3 | 3.9 | 3.9 | 3.9 | 3.7 | 3.8 | 4.2 |
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| Width at midbody | 9.4 | 7.2 | 6.2 | 9.3 | 9.8 | 7.4 | 7.9 | 8.4 | 9.4 | 6.1 | 8.6 | 9.5 | 6.6 | 7.1 | 8.6 |
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| Midbody circumference | 30 | 23 | 22 | 34 | 32 | 27 | 25 | 28 | 28 | 23 | 24 | 27 | 22 | 21 | 28 |
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| Width at vent | 4.7 | 4.5 | 4.6 | 6.2 | 5.9 | 5.0 | 4.0 | 5.5 | 6.0 | 5.2 | 5.0 | 6.6 | 4.4 | 4.7 | 5.9 |
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| Distance behind vent | 3.4 | 2.8 | 2.7 | – | 3.4 | 3.7 | 2.4 | 3.1 | 3.3 | 3.6 | 2.9 | 3.3 | 3.1 | 3.5 | 3.8 |
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| Width of disc | 2.3 | 2.8 | 2.6 | 2.2 | 2.6 | 2.5 | – | 2.5 | – | – | 2.2 | 3.2 | 2.2 | 2.4 | 3.0 |
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| Denticles around vent | 10 | – | 11 | 12 | 10 | 10 | 11 | 10 | – | – | 10 | – | 11 | 11 | – |
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| Papillae on disc | no | – | no | yes | no | – | no | no | – | yes | yes | – | no | no | – |
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| L/W | 25.1 | 30.1 | 34.8 | 28.0 | 27.7 | 32.7 | 33.4 | 28.6 | 26.8 | 38.9 | 27.3 | 26.8 | 30.9 | 29.9 | 27.6 |
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| L/H | 28.1 | 26.5 | 27.3 | 30.2 | 29.5 | 38.4 | 30.7 | 28.6 | 27.4 | 27.6 | 26.7 | 28.3 | 26.8 | 27.5 | 25.5 |
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