683 



ENTOMOLOGY. 



Genus CLXIII. Melolontha. Fabricius, Olivier, 

 Lamarck, Latreille. 



Scarabjeus. De Geer, Linn. Marsham. 



Elytra with their external edge not sinuated, very 

 slightly narrower at their base than at their points. Ti- 

 biae armed with very distinct heels. 



Sfi. 1. Vulgaris. (Common cockchaffer.) 



MeMontha vulgaris. Latreille, Fabricius. 



Scarabaus mrlolontha. Linn. 



Sfi. 2. Solstitialis. (Summer cockchaffer.) 



Melolontha solstitialis. Fabiicius, Latreille. 



Scarabaus solstitialis. Linn. 



Sfi. 3. Vitis. 



Melolontha vitis. Fabricius, Latreille. 



Sfi. 4. Hortico/a. (Fernweb.) 



Melolontha hordeola. Fabricius. 



Scarabaus hordeola. Linn. Marsham. 



Sfi. 5. Agricola. 



Melolontha agrico/a. Fabricius. 



Obs. The genus Melolontha should be divided into a 

 vast number of genera, of which the species are the 

 types of those inhabiting Great Britain. 



Genus CLXIV. Hoplia. Illiger, Latreille. 



Scarabjeus. Linn. Geoff. DeGeer. 



Melolontha. Fabricius, Olivier. 



Elytra with their external edge sinuated. Tibiae with 

 very obscure spurs or heels. 



Sfi. 1. Pulverulenta. 



Melolontha fiulverulenta. Fabricius. 



Inhabits Fiance, England, fend Germany. 



Division II. 

 Thorax as long as broad, nearly orbicular, or almost 

 ovoid and truncate at the two extremities. Mandibles part- 

 ly membranaceous, sometimes entirely corneous. Max- 

 illae terminated by a membranaceous, or coriaceous lobe. 



Subdivision 1. 



Labrum prominent. Mandibles entirely corneous. 

 Elytra dehiscent at the extremity of the suture. Abdo- 

 men elongate-quadrate. 



Genus CLXV. Glaphyiius. Latreille. 



Scarabjeus. Linn. 



Melolontha. Fabr. Oliv. 



Antennx terminated by a rounded knob, the two last 

 joints received by the ninth joint. 



Sfi. 1. Maurus. 



Scarabaus maurus. Linn. 



Melolontha cardui. F >br. 



Melolontha maurus. Oliv. 



Glafihyrus maurus. Latr. 



Inhabits Barbary. 



Genus CLXVI Amphiooma. Latr. 



Scarabjeus. DeGer, Pallas. 



Melolontha. Fabr. Oliv. 



Antennae with an ovoid club, having all the lamellae 

 disengaged. 



Sfi. 1. Melis. 



Melolontha mclis. Fabr. 



Amfihicoma mclis. Latr. 



Inhabits Barbary. 



Subdivision 2. 



Labrum not prominent. Mandibles entirely or partly 

 membranaceous. 



Gews CLXVII. Anisonyx. Latr. 



Scarab/bus. Linn. 



Melolontha. Fabr. Oliv. 



Antennae with the first joint not very large. Clypeus 



porrect, a little narrower in front. Palpi very slender, 

 long, terminated by a cylindiic joint. Tarsi with un- 

 equal nails. Minder feet large. 



Sfi. 1. Crinitum, 



Scarabaus longifies. Linn. 



Melolontha crinita. Fabr. 



Anisonyx crinitum. Latr. 



Inhabits the Cape of Good Hope. 



Genus CLXVIII. Trichius. Fabr. Latr. 



Scak ii uus. Linn. Geo!!'. De Geer, Marsham. 



C etoni A. Olivier. 



Antennx with the first joint very large. Clypeur. 

 quadrate. Palpi short, with their last joints oval. Tarsi 

 with equal nails. 



* Body almost entirely (above at least) smooth. Hin- 

 der feet, with the tibiae and tarsi, of almost equal 

 lengths. 



Sfi. 1. JVobilis. 



Trichius nobilis. Fabr. Latr. 



Cctonia nobilis. Oliv. 



Scarabaus nobilis. Linnaeus, Marsham. 



** Body tomentose. Hinder feet, with the tarsi most 

 distinctly longer than the tibiae. 



Sfi. 2. Fasciatus. 



Trichius fasciatus. Latreille, Fabr. 



Cetoniafasciata. Olivier. 



Scarabaus fasciatus. Linnsus. 



Inhabits Europe on umbelliferous flowers. 



Genus CLXIX. Cremastocheilus. Knoch, La- 

 treille. 



Antennae with the first joint very large. Clypeus 

 transverse, the anterior margin replectcd, arcuate, en- 

 tire. Palpi short, with the last joint very long, cylindric, 

 the apex obtuse. Thorax with the anterior angles di- 

 lated, tuberculiform. Tarsi with equal nails. 



Sfi. 1. Castaneus. 



Cremastocheilus castaneus. Latreille, Knoch. 



Inhabits America. 



Family II. Cetonida. 



A triangular scale interposed between the posterior 

 angles of the thorax, and the exterior of the base of the 

 elyia. 



Genus CLXX. Goliatuus. 



Goliath. Latreille. 



Cetonia. Fabr Oliv. 



Maxillae corneous, or very hard. Mentum very large. 

 Thorax orbicular. Elytra slightly or not at all situated 

 at their external edge. Clypeus with two diverging 

 lobes. 



Sfi. 1. Polyfihemus. 



Cetonia fiolyfikemus. Fabr. 



Goliath fiolyfihemus. Latr. 



Genus CLXXI. Cetonia. Fabr. Latr. Oliv. La- 

 marck. 



Scarab^eus. Linn. Geoff. De Geer, Marsh. 



Maxi lae almost membranaceous, or coriaceous. Men- 

 tum moderately sized. Thorax triangular, with the an- 

 terior point truncate. Elytra abruptly sinuated at their 

 external side, towards the base. 



Sfi. 1. Aurata. 



Scarabaus auratus. Linn. Marsh. 



Cetonia aurata. Fabr. Latr. 



Inhabits the flowers of roses. 



Tribe XXI. Lucanides. 



Antennae with a pectinated club. Anterior tibiae 

 large and dentated. Palpi four. Labrum generally 



