Pareas orientalis ZHANG, PAN & ZHANG, 2025
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Pareas orientalis
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| Higher Taxa | Pareidae, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes) |
| Subspecies | |
| Common Names | |
| Synonym | Pareas orientalis ZHANG, PAN & ZHANG in ZHANG et al. 2025: 1632 Pareas boulengeri — CHEN 1991 Pareas boulengeri — ZHAO et al. 1998 |
| Distribution | China (Anhui) Type locality: Fengteng Village (29.5992°N, 117.9743°E; elevation 249 m a.s.l.), Xiuning County, Huangshan City, Anhui Province, China. |
| Reproduction | |
| Types | Holotype: AHU2024051501, adult male, collected by Lei Yu and Muyao Zhang on 15 May 2024. Paratypes: Eight specimens (3 females and 5 males) were collected from Huangshan City and its surrounding areas. • One adult male specimen (AHU2024051502) was collected on the same day and at the same location as the holotype. Additionally, • two females (AHU2015062201, AHU2015082001) and three males (AHU2020061201, AHU2024072201, AHU2024072202) were collected in Huangshan City. Furthermore, one adult female specimen (AHU2019071201) was obtained from Jing County, Huangshan City, • one adult male (AHU2021101501) was collected from Chunan County, Hangzhou City, Zhejiang Province. |
| Diagnosis | Diagnosis: Pareas orientalis sp. nov. can be distinguished from its congeners based on the following morphological characteristics: (1) medium body size (TL 311–452 mm, n = 3 females; 420–524 mm, n = 6 males); (2) yellow–brown body coloration with many irregular black horizontal stripes; (3) the length of suture between internasals subequal to that between the prefrontals, with prefrontal bordering orbit; (4) the frontal subhexagonal to diamond-shaped with lateral sides converging posteriorly; (5) one subocular, one preocular, one loreal, and only tip bordering eye; (6) the prefrontal contacts the eye, and there one subocular scale fused with postocular scale; (7) 7–8 supralabial scales, 9 infralabial scales; (8) rows of 15-15-15 dorsal scales, three rows of mid-dorsal scales slightly keeled at the midline, median vertebral scale row not enlarged; (9) 175–187 ventrals, 69–75 subcaudals, divided, with a single cloacal plate; (10) prefrontal and postfrontal bones do not exhibit contact, asymmetric teeth number in maxilla, palatine, pterygoid, and dentary bones (MX 6–7/5–6, PAL 3/3–4, PT12–14/12–13, DT 17–19/21–23); (11) dorsal surface of the head exhibits a dense arrangement of small, black spots; two black longitudinal stripes extend posteriorly, behind the parietal and supraocular scales, converging into a prominent black stripe in the neck region; a slender black horizontal line is present on the lateral aspect of the head, posterior to the eye and extending toward the corner of the mouth. (Zhang et al. 2025) Unfortunately we had to temporarily remove additional information as this was scraped by multiple AI companies who sell that data to their customers. These details, e.g. detailed descriptions or comparisons (about 5789 characters) are available for collaborators and contributors. Please contact us for details. |
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