Fig. 11 in The Morphology and Behavior of the Endemic Malagasy Whirligig Beetle Heterogyrus milloti Legros, 1953 (Coleoptera: Gyrinidae: Heterogyrinae)

Fig. 11. Metacoxae of Gyrinidae, right lateral view showing metacoxal cavity, boxes indicate focal areas. A) Spanglerogyrus albiventris, B) Heterogyrus milloti, arrow indicates peg, C) Gyrinus sp., D) Gyretes sp.