Absence of Suction Feeding Ichthyosaurs and Its Implications for Triassic Mesopelagic Paleoecology
Figure 4
Hyobranchial apparatus of selected ichthyopterygians.
a., Qianichthyosaurus zhoui (IVPP 11838); Guanlingsaurus liangae (GNG dq-50);c, Ichthyosaurus communis (OUM J10313); and d, Hauffiopteryx typicus (SMNS 81962). cbi, ceratobranchial I; hc, hyoid corpus; l, left; r, right. Scale bars are five centimeters.