Right maxillary stipes, lacinia, galea, and palp, Cyphocoleus subulatus: 26, dorsal view; 27, ventral view. Single-segmented galea of Cyphocoleus and other Homethina lies laterad the lacinia, with a rabbeted groove on the dorsomedial surface of the galea accommodating the lateral margin of the lacinia, thereby supporting lacinia during alternating, rotary movements of the maxillae. For abbreviations see Table 1.