312 



Gems HOMALONOTIS. Kcexig. 



[Ety. : Ilomahs, on the same level; notos, back.] 

 (1835: Icones Foss. Sectiles, p. 4.) 



Body usually large, depressed above, with abruptly slop- 

 ing sides. The axial furrows are indistinct or obsolete. 

 Cejihalon depressed-convex, wider than long, with rounded 



g e n a 1 angles, an d 

 somewhat produced 

 anterior margin. Gla- 

 bella almost rectangu- 

 lar, smooth, or with 

 faint lateral furrows. 

 S m a 1 1 eves situa ted 

 behind the middle, and 

 converging facial su- 

 tures are characteris- 

 tic. Thorax of thir- 

 teen deeply grooved 

 segments. Pygidium 

 smaller than the ceph- 

 alon, elongate-triangu- 

 lar, rounded or pro- 

 duced posteriorly. 

 Axis with ten to four- 

 teen annulations; lat- 

 eral lobes smooth or 

 with postei'iorly slop- 

 ing ribs. 



HOMALOXOTIS I)E- 



KAYi. (Green.) (Fig. 



25.").) (Pal. X.Y., Vol. 



YIL, p. 7, Pis, 11., 111., 



IY..V.) 

 Distinguishing Characters.— Elongixte linguiform outline : 

 sub-triangular cejihalon, nearly e(]nilateral in perfect speci- 

 mens; flattened, abruptly deflected movable cheeks; broad 



Fig. 2.5.5. Himialoiiotus dekai/i (after Hall and 

 Clarke — reduced ). 



