686 



ENTOMOLOGY. 



with clavate thighs. Body with the transverse and per- 

 pendicular diameters nearly equal. 



Sp. I. Sc/utffiri. 

 Sisyphus schteffcri. Latreille. 

 Atcuchus schxfferi. Fabricius, 

 Scarabtcus schxfferi. Linn. Olivier. 

 Inhabits southern Europe, being extremely fond of 

 J iiiTum excrement. 



Division II. 



The tour hinder tibiae short, or but little lengthened ; 

 much dilated at their extremities. 



Subdivision 1. 



Labial palpi, with the last joint, very distinct. Tho- 

 rax much shorter than the elytra; much broader than 

 long. Anterior tibiae long, arcuate. 



Genus CXLVIII. Cophis. Geoflroy, Illiger, Fabri- 

 cius, Lamarck, Latreille. 



Scarab/bus. Linn. De Gcer, Olivier. 



Si nullum none. Abdomen elevated, convex. An- 

 terior tibiae longer than the others; externally with three 

 strong teeth, terminated by a tarsus. Antennae nine- 

 jointed. 



Sp. 1. Lunaris. 



Cofiris lunaris. Fabricius, Latreille. 



Scarabaus lunaris. Linn. Marsham. 



Inhabits Europe. Scarabtcus cmarginatus of Marsham 

 is merely the female of this species. 



Genus CXLIX. Onitis.* Fabricius, Illiger, La- 

 treille. 



Scarabaus. Linn. Olivier. 



Abdomen depressed. Anterior tibiae very long. Scu- 

 tellum none. 



Sfi. 1. Sphinx. 



Scarabaus sphinx. Olivier. 



Onilis sphinx. Latreille, Fabricius. 



Inhabits Africa and the southern parts of Europe. 



Subdivision 2. 



Labial palpi with the last joint not distinct. Thorax 

 longer than the elytra. Tibiae all terminated by a tarsus. 

 Genus CL. Onthofhagus. Latreille. 

 Cornis. Geoffrey, Illiger, Fabricius. 

 S/i. 1. Vacca. 



Scarabaus vacca. Herbst, Linn. Olivier, Marsham. 

 Copris vacca. Fabricius, Illiger. 

 Onthophagus vacca. Latreille. 

 Inhabits dung ; is very common near London. 



Family II. Aphodida. 



Labial palpi nearly smooth, filiform, the joints nearly 

 equal, cylindric. Feet all separated by equal distances ; 

 hinder ones distant from the anus. Scutcllum distinct. 



Genus CLI. ApHomus.t Illiger, Fabricius, Latreille. 



Scarabjeus. Olivier, Marsham. Linn. 



Sfi. 1. Rufifies. 



Afihodius rufifies. Fabricius. 



Scarabaus rufifies. Linn. Marsham. 



Inhabits dung. 



Tribe XIX. Scarab/eides. 



Antennae eleven-jointed, terminated by a lamcllated 

 club. Anterior tibiae large, dentate. Mentum not large 

 Mandibles corneous, porrcct. Labrum prominent. Cly- 

 pcus rhomboidal. 



Genus CLII. Lethrus. Fabricius, Scopoli, Olivier. 

 Illiger, Lamarck, Latreille. 



Luc an us. Pallas. 



Antennae terminated by a conic club, obliquely trun- 

 cate, the ninth joint infundibuliform, including the tenth 

 and eleventh joints. Head produced behind the eyes. 

 Abdomen very short. Hinder feet inserted at the anus. 

 Scutcllum very small. Colcoptera united, forming a 

 triangle with the apex rounded ; their sides involute in- 

 flected. 



Sfi. I. Cefihalotes. Black, elytra smooth. 



Lethrus Cefihalotes. Fabricius, Olivier, Latreille. 



Lucanus apterus. Pallas. 



Clunipcs scarabaoides. Act. Soc. Bcrol. vi. 347. tab. 

 8. fig. 7, 8. 



Bulbocerus cefihalotes. Archav. Act. Suec. 1781, p. 

 246. tab. 5. fig. 3— 12. 



Inhabits eastern and southern Europe. 



Genus CLIII. ScARAUjiUS. Linn. Geoffroy, Fa- 

 bricius, Olivier, Dc Geer. 



Geotrupks. Latreille, Dumcril, Lamarck. 



Antennae terminated by an oval lamcllated club. 

 Thorax shorter than the abdomen) not horned. Hinder 

 feet distant from the anus. Head not produced behind 

 the eyes. Scutcllum obvious. 



£fi. I, Stercorarius. 



Scarabaus stercorarius. Linn. Fabricius, Olivier. 



Geotrupes stercorarius. Latreille. 



Inhabits Europe, boring cylindric holes beneath dung, 

 and flying about in the evening after dusk. 



Genus CLIV. Typhjeus. Leach's MSS. 



Scarabtcus. Fabricius, Gyllenhall, Marsham. 



Antennae terminated by an oval lamcllated club. Tho- 

 rax shorter than the abdomen ; one each side in front 

 with a long process, which extends along the sides of 

 the head. Hinder feet distant from the anus. Head 

 not produced behind the eyes. Scutellum obvious. 



Sfi. 1. Vulgaris. 



Scarabtcus tyfihaus. Fabricius, Gyllenhall, Marsham. 



Inhabits dung of horses on heaths ; is found in spring 

 and autumn in great plenty in many parts of Britain. 



Scarabaus fiumilus of Marsham is merely a stunted 

 or accidental variety of this species. 



Tribe XX. Geotrupides. 



Scarabjeides. Latreille. 



Antennae ten-jointed, (in some nine,) terminated by a 

 lamcllated club. Mandibles corneous in part. Clypcus 

 triangular or quadrate. Anterior tibiae large and den- 

 tate. Mentum not large. 



Family I. Geotrupida. 



No scale between the posterior angles of the thorax 

 and the exterior base of the elytra. 

 Division I. 



Thorax almost quadrate, more or less transverse. 

 Mandibles entirely corneous. 



• Onitis meris, Latreille ; and Onitis clinias, Fabricius ; have a scutellum, and should constitute a peculiar genus. 

 t Jlphodius may be divided, for the sake of convenience, from the clypeus ; 1. Clypcus smooth, cmarginate j 2. Clypeus smooth, 

 entire ; 3. Clypeus tuberculate- 



