SCAllABvElDJE. 



451 



united into :i compact club, as in the Scarabeidce, and the 



mcntum is usually large. The genus Lucanim, called the Stag- 



horn beetle, is of large size, with enormously developed jaws 



in the male, as in Lucanus 



(ItniKi Fabr. (Fig. 402, 



<?). The larva of Lu- 



canus danui (Fig. 403, and 



cocoon, natural size) is 



long, thick, nearly cylin- 



drical, and the corneous 



rust-colored head is armed 



with two large jaws. Liv- 



ing in rotten wood, like 



the Oe r a m byci d w , it 



constructs a cocoon of the 



chips it makes. The larva 



Fig;. 402. 



of the European L. c 



is stated by Roesel to live 



six years. Harris states that they lay their eggs in crevices of 

 the bark of trees, especially near the roots. The larvae resem- 

 ble the grubs of the Scarabaeans in color and form, but are 



smoother, being less 

 wrinkled. Dorcas bre- 

 >v'.s- Say (Fig. 404) is 

 an exceedingly rare in- 

 sect whose habits are 

 unknown. In PastHthi.x 

 t-ornutus Fabr., belong- 

 ing to a more aberrant. 

 genus, the body is long- 

 Fig. 40:;. and flattened with a 



short bent hook on the head, and the elytra deeply striate. 

 Madam Merian describes the larva of Passalus us being a 

 thick fleshy worm, with a small scaly head, six legs, and 

 slender posteriorly : it lives in decaying wood. 



SCARAB A.ID.E Erichson. This family, the Lamellicornia of 

 Latreille, is one of immense extent, being divided into more 

 than 700 genera, comprising some 6,000 species, or three- 



