Roti Island Snake-necked Turtle Chelodina (Chelodina) mccordi | Turtle Species Database | CheloniaTrace
Home / Turtles and Tortoises / Side-necked Turtles / Austro-American Side-necked Turtles Superfamily / Austro-American Side-necked Turtles / Australasian Side-necked Turtles Subfamily / Australasian Snake-necked Turtles / Australasian Snake-necked Turtles Subgenus Species / Testudines taxon
Chelodina (Chelodina) mccordi
罗蒂岛蛇颈龟(Chelodina mccordi)是蛇颈龟属的一种珍稀淡水龟,仅分布于印度尼西亚小巽他群岛的罗蒂岛及东帝汶部分地区。因高度濒危而备受关注。
Lineage: Turtles and Tortoises (TESTUDINES) > Side-necked Turtles (PLEURODIRA) > Austro-American Side-necked Turtles Superfamily (CHELOIDEA) > Austro-American Side-necked Turtles (CHELIDAE) > Australasian Side-necked Turtles Subfamily (CHELODININAE) > Australasian Snake-necked Turtles (Chelodina) > Australasian Snake-necked Turtles Subgenus (Chelodina (Chelodina)) > Roti Island Snake-necked Turtle (Chelodina (Chelodina) mccordi). This path helps place the taxon within its family, genus, or species-level context.
Plate page 54
Chinese Name 罗地岛长颈龟
English Name Roti Island Snake-necked Turtle
Scientific Name Chelodina (Chelodina) mccordi 概述 罗蒂岛蛇颈龟(Chelodina mccordi)是蛇颈龟属的一种珍稀淡水龟,仅分布于印度尼西亚小巽他群岛的罗蒂岛及东帝汶部分地区。因高度濒危而备受关注。
趣闻 罗蒂岛蛇颈龟的学名源自宠物龟收集者William P. McCord。由于过度采集,该物种在短短几十年内从常见种沦为极危种,是国际宠物贸易导致龟类濒危的典型案例。
形态特征 背甲呈暗褐色至黑色,具微弱的同心沟纹;腹甲浅黄色,无铰链。头部相对较小,颈部细长(约占背甲长的60%)。成体雄龟最大背甲长(SCL)约20.2厘米,雌龟约24.1厘米。指(趾)间具蹼。
生态习性 栖息于低海拔淡水湿地、沼泽和农田水塘。食性以鱼、虾、蜗牛等水生动物为主。昼行性,善于游泳和潜水。繁殖期集中于雨季,每次产卵4–8枚,卵壳坚硬。寿命可达数十年。
主要威胁与保护 主要威胁包括栖息地破坏(湿地开垦为农田)、过度捕猎(供宠物和食用)以及外来物种入侵。指名亚种在野外已极为罕见,可能仅存于人工繁殖群体。保护行动包括零出口配额、栖息地保护和人工圈养繁殖计划。
自然分布与保护状态 分布局限于印尼罗蒂岛(Rote Island)及东帝汶。历史分布面积(AOO)约466平方公里,出现范围(EOO)约7,218平方公里。IUCN红色名录评定为极危(Critically Endangered, CR A2acde),其中指名亚种(C. m. mccordi)被认为可能在野外灭绝(Possibly Extinct in the Wild)。CITES附录II(2005年列入),自2013年起实行野生标本零出口配额。
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Child taxa Roti Island Snake-necked Turtle currently includes 2 direct child taxa. Open any entry to continue through its lineage and reference material.
Lineage Order
Turtles and Tortoises
TESTUDINES
Suborder
Side-necked Turtles
PLEURODIRA
Superfamily
Austro-American Side-necked Turtles Superfamily
CHELOIDEA
Family
Austro-American Side-necked Turtles
CHELIDAE
Subfamily
Australasian Side-necked Turtles Subfamily
CHELODININAE
Genus
Australasian Snake-necked Turtles
Chelodina
subgenus
Australasian Snake-necked Turtles Subgenus
Chelodina (Chelodina)
Species
Roti Island Snake-necked Turtle
Chelodina (Chelodina) mccordi