PHYLLOGNATHUS. 



307 



palpus. Labium elongate, narrow and pointed in front. Pro- 

 sternal process free, prominent and rather pointed. Propygidium 

 Mdthout stridulatory ridges. 



d" • Shorter and more globose than the female. Head armed 

 with a short, flattened and recurved horn, and pronotum excavated 

 in the middle. 



Only one Indian species has been described. 



282. Phyllognathus dionysius. 



Scarabfeiis dionysius, i^., Ent. St/st. i, 1792, p. 20. 



Geotrupes dionysius, F., Si/st. Eleut. i, 1801, p. 17. 



Oryctes haworthii, ITope, Gray's Zool. Miscellany, 1831, p. 22. 



Oryctes dionysius, Burm., Handb. Ent. v, 1847, p. 188. 



Xylotrupes reductus. Walker, Ann. Nat. Hist. (3) iii, 1859, p. 54. 



Chestnut-red, shining above and clothed with tawny hairs 

 beneath. 



It is a compact globose insect. The liead is densely punctured 

 and the clypeus bluntly pointed. The prothorax is transverse, 

 strongly rounded at the sides, with the front angles obtuse, the 

 hind angles little marked, and the base feebly prominent in the 

 middle. The scuteUum is broad, and rugose except at the extreme 

 margins, and the elytra are rather indefinitely punctate-striate, 

 with coarse irregular punctures in the intervals. 



Fig. 73. 



-Fhyllognatlius dionysius, male, and outlines of anterior part of 

 male (a) and female {h). 



(S . The cephalic horn is broad, smooth beyond the base, 

 strongly reclined, and in well developed specimens dilated at the 

 end and obtusely triangular at the exti-emity. The prothorax is 

 deeply excavated from the front almost to the hind margin, and 

 the sides of the excavation are almost straight, diverging gently to 

 the front, slightly carinate anteriorly and produced on each side 



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