標(biāo)本采集地濱州無棣。形態(tài)學(xué)數(shù)據(jù)標(biāo)本體長(zhǎng):153mm,全長(zhǎng):164mm,體重:28.27g。耳石長(zhǎng):3.30mm,耳石寬:2.32mm,耳石周長(zhǎng):9.64mm,雙徑差:0.54mm,耳石面積:5.34mm2,矩形趨近率:0.70,充實(shí)度:17.38,近圓度:0.72,密度:1.67mg/mm2。耳石形態(tài)學(xué)描述耳石呈水滴形,腹部 (本文共 213 字 , 1 張圖 ) [閱讀本文] >>