Table 1 in A New Species of Murina (Chiroptera: Vespertilionidae) from Yunnan, China

Table 1. List of cranial and dental measurements used in this study. CharacterDefinitionsSTOTLtotal length of skull: from anterior rim of alveolus of I 2 to most projecting point of occipital regionGTLgreatest length of skull: from anterior aspect of I 2 to most prominent point of occipital regionCBLcondylobasal length: from exoccipital condyle to posterior rim of alveolus of I 2CCLcondylocanine length: from exoccipital condyle to most anterior part of C 1ZYWzygomatic width: greatest width of skull across zygomatic archesBCWbraincase width: greatest width of braincaseBCHbraincase height: skull placed horizontally, measuring from horizontal plane to highest point of craniumIOWinterorbital width: least width of interorbital constrictionPOWwidth of postorbital constriction: least width of postorbital constrictionMAWmastoid width: greatest distance across mastoid regionBOWbasioccipital width: least distance between cochleaeCM3Lupper canine–molar length: from anterior of C1 to posterior of M3 crownIM3Lmaxillary toothrow length: from anterior point of I2 to back of M3 crownCP4Lupper canine–premolar length: from anterior of C1 to posterior of P4 crownM1M3Lupper molar length: from anterior of first upper molar (M1) to posterior of M3PWC1C1anterior palatal width: least distance between inner borders of C1PWM3M3posterior palatal width: least distance between inner borders of M3C1C1Wupper canine width: greatest width of outer borders of C1M3M3Wupper molar greatest width: greatest width of outer borders of M3MDLgreatest length of mandible: from anterior point of first lower incisor (I2) to most posterior part of condyleMLmandible length: from anterior rim of alveolus of I2 to most posterior part of condyleCPHcoronoid process height: least distance from apex of coronoid process to indentation of lower border of ramus mandibulaCM3Llower canine–molar length: from anterior of C1 to posterior of third lower molar (M3) crownIM3Lmandibular toothrow length: from anterior point of I2 to back of M3 crownCP4Llower canine–premolar length: from anterior of lower canine to back of posterior P4 crownM1M3Llower molar length: from anterior of first lower molar (M1) to the posterior of M3.表1 本研究采用的颅骨与牙齿测量指标列表 | 指标代号 | 指标定义 | |---------|---------| | STOTL | 总颅长（total length of skull）：从第二上门齿（I₂）牙槽前缘至枕区最突出点 | | GTL | 最大颅长（greatest length of skull）：从第二上门齿（I₂）前面至枕区最突出点 | | CBL | 髁基长（condylobasal length）：从枕外髁至第二上门齿（I₂）牙槽后缘 | | CCL | 髁犬齿长（condylocanine length）：从枕外髁至第一犬齿（C₁）最前端 | | ZYW | 颧弓间最大宽（zygomatic width）：颅骨颧弓处的最大宽度 | | BCW | 脑颅最大宽（braincase width）：脑颅的最大宽度 | | BCH | 脑颅高（braincase height）：颅骨水平放置时，从水平面至颅顶最高点的高度 | | IOW | 眶间最小宽（interorbital width）：眶间缩窄处的最小宽度 | | POW | 眶后缩窄最小宽（width of postorbital constriction）：眶后缩窄处的最小宽度 | | MAW | 乳突区最大宽（mastoid width）：乳突区的最大间距 | | BOW | 基枕骨宽（basioccipital width）：两侧耳蜗间的最小间距 | | CM3L | 上犬齿-臼齿长（upper canine–molar length）：从第一犬齿（C₁）前端至第三上臼齿（M3）齿冠后端 | | IM3L | 上颌齿列长（maxillary toothrow length）：从第二上门齿（I₂）前端至第三上臼齿（M3）齿冠后端 | | CP4L | 上犬齿-前臼齿长（upper canine–premolar length）：从第一犬齿（C₁）前端至第四上前臼齿（P4）齿冠后端 | | M1M3L | 上臼齿列长（upper molar length）：从第一上臼齿（M1）前端至第三上臼齿（M3）后端 | | PWC1C1 | 前腭宽（anterior palatal width）：两侧第一犬齿（C₁）内缘间的最小间距 | | PWM3M3 | 后腭宽（posterior palatal width）：两侧第三上臼齿（M3）内缘间的最小间距 | | C1C1W | 上犬齿宽（upper canine width）：第一犬齿（C₁）外缘的最大宽度 | | M3M3W | 上臼齿最大宽（upper molar greatest width）：第三上臼齿（M3）外缘的最大宽度 | | MDL | 下颌骨最大长（greatest length of mandible）：从第二下门齿（I₂）前端至髁突最后端 | | ML | 下颌骨长（mandible length）：从第二下门齿（I₂）牙槽前缘至髁突最后端 | | CPH | 冠状突高（coronoid process height）：从冠状突尖至下颌支下缘切迹的最小间距 | | CM3L | 下犬齿-臼齿长（lower canine–molar length）：从第一下犬齿前端至第三下臼齿（M3）齿冠后端 | | IM3L | 下颌齿列长（mandibular toothrow length）：从第二下门齿（I₂）前端至第三下臼齿（M3）齿冠后端 | | CP4L | 下犬齿-前臼齿长（lower canine–premolar length）：从下犬齿前端至第四下前臼齿（P4）后端 | | M1M3L | 下臼齿列长（lower molar length）：从第一下臼齿（M1）前端至第三下臼齿（M3）后端