中生代鸟类牙齿的退化及其可忽略的体重效应

周亚纯, 舒柯文, 张福成

Negligible effect of tooth reduction on body mass in Mesozoic birds

ZHOU Ya-Chun, Corwin SULLIVAN, ZHANG Fu-Cheng

Table 5 Average total teeth mass (ATTM) values calculated for Mesozoic birds using four alternative regression models

Taxa Specimens ATTM (mg) Body Mass (g) M-HumL M-(TH & FARL) M-TH M-FARL M-FABL Archaeopteryx London specimen 106.182 238.527 142.953 157.679 307.000 Berlin specimen 143.521 227.000 Jeholornis IVPP V 13274 6.462 597.400 IVPP V 14978 10.826 285.400 Sapeornis IVPP V 13275 80.496 70.148 680.600 IVPP V 13276 111.254 141.115 712.900 Eoenantiornis IVPP V 10533 6.028 14.344 16.280 30.602 60.900 Cathayornis IVPP V 9769 10.208 52.285 Pengornis IVPP V 15336 25.200 64.568 49.392 74.270 235.200 Longipteryx IVPP V 12325 47.976 67.956 109.392 60.132 126.700 Longirostravis IVPP V 11309 0.406 2.016 0.980 1.052 42.600 Longusunguis IVPP V 17964 37.336 58.872 50.016 64.680 104.627 Bohaiornis IVPP V 17963 59.883 179.886 54.705 144.550 153.636 Parabohaiornis IVPP V 18691 39.004 134.279 37.716 78.413 135.081 Yanornis IVPP V 12558 98.753 186.388 284.920 284.838 336.000 Tianyuornis STM 7-53 7.775 22.971 14.664 17.602 43.545