Published September 15, 2022
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Table 3 in Leaving no stone unturned: three additional new species of Atractus ground snakes (Serpentes, Colubridae) from Ecuador discovered using a biogeographical approach
Authors/Creators
- 1. Biodiversity Field Lab (BioFL), Khamai Foundation, Quito, Ecuador
- 2. ExSitu, Quito, Ecuador
- 3. Laboratorio de Biologia Evolutiva, Instituto Biosfera, Colegio de Ciencias Biologicas y Ambientales COCIBA, Universidad San Francisco de Quito USFQ, Quito, Ecuador
Description
Table 3. Differences in coloration, scale counts, and size between Atractus arangoi and A. major. The range of each continuous variable is from our own sample, Prado (1939), and Maynard et al. (2017). The numbers in parentheses represent the sample size.
| Variable character | Atractus arangoi | Atractus major | ||
|---|---|---|---|---|
| Dark brown or black nape stripe | Absent | Present | ||
| Dorsal markings | Irregular dark blotches | Complete irregular dark bands anteriorly; blotches posteriorly | ||
| Sex | Males (n = 2) | Females (n = 2) | Males (n = 7) | Females (n = 5) |
| Maximum SVL | 309 mm | 412 mm | 533 mm | 986 mm |
| Ventral scales | 154-163 | 160-161 | 162-165 | 172-177 |
| Subcaudal scales | 38-39 | 29-32 | 36-45 | 34-37 |
Notes
Published as part of Arteaga, Alejandro, Quezada, Amanda, Vieira, Jose & Guayasamin, Juan M., 2022, Leaving no stone unturned: three additional new species of Atractus ground snakes (Serpentes, Colubridae) from Ecuador discovered using a biogeographical approach, pp. 175 in ZooKeys 1121 on page 175, DOI: 10.3897/zookeys.1121.89539
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Additional details
Identifiers
References
- Prado, A, 1939. Cinco especies novas de serpentes colombianas do genero Atractus Wagler. Memorias do Instituto Butantan 13: 1 - 9
- Maynard, RJ, Lynch, RL, Maier, P, Hamilton, P, 2017. Reptiles of San Jose de Payamino, Ore-llana, Ecuador. Field guides of the Field Museum of Natural History, Chicago