430 



COLEOPTERA. 



illaiy palpi is shorter than the fourth. This couiitry is very 

 rich ill species, among the most common of which are C. gen- 

 erosa Dejean (Fig. 352) ; C. vulgaris Say (P'ig, 353) ; C. pur- 

 purea Olivier (Fig. 354) ; C. hirticollis Say (Fig, 355) ; C. 

 sexguttata Fabr. (Fig. 356), a bright green active species with 

 six golden dots ; and C. p)unctulata Olivier* (Fig. 357). 



Carabid^e Leach. This is a family of very great extent, 

 and one very difficult to limit. In form the species vary 

 greatly ; the antennae are inserted behind the base of the man- 

 dibles under a frontal ridge ; maxilhie with the outer lobe pal- 

 piform, usually biarticulate, while the inner lobe is usually 



Fig. 359. 



curved, acute and ciliate, with spines. The epimera and cpi- 

 sterna of the prothorax are usually distinct ; the three anterior 

 segments of the abdomen, usually six, rarely seven or eight in 

 number, are connate. The legs are slender, formed for run- 

 ning ; anterior and middle coxsTi globular, posterior ones dilated 

 internall}', and the tarsi are five-jointed, f 



*riG. 358 illustrates the external anatomy of this family: — !, heart of Cicindela; 

 2, maxilla; of Cicindela; 3, mentum of Onms; 4, nientum of Tetracha; 5, nicntum 

 of Cicindela; 6, antennas of the same; 7, abdomen of the male of the same; S, pos- 

 terior coxa of the same; 9, anterior tarsus of Omus (male); 10, anterior tarsus of 

 Cicindela. — From Leconte. 



fFiG. 3.51) illustrates the external anatomy of the Carfihi<Ur: — \. extremity of 

 the anterior tibia of Carabus, inner fiice ; 2, maxillaj of Cychrus ; 3, head of Cychvus ; 

 4, head of Carabus ; 5, antenna and part of head of Lorireva ; (!, mentum of Carabus ; 

 7, maxilla of Carabus; 8, under surface of Pasimachus; 9, under surftice of mcso- 

 and metathorax of Metrius: 10, anterior tibia of Metrius; 11. under .'^^urfnce of 

 meso- and metathorax of Physea; 12, antennre of Pasimaclni=: 13, nientum of 

 Pasimachus; 14, maxilla of Pasimachus; 15, anterior tibia of Pasimachus; l(i, 

 head of Promecognathus; 17, mentum of Pseudomorplms, showing the indistinct 

 gular suture. — JPVom Leconte. 



