ORDER 1'IM YPTERA. 63 



oily PhasmidiE The walking sticks i r 

 by our Dwpl S • . which resemble tw 



ufender, with moi cj lindrical bodies 



and Ion their w i i ither want- 



or rudimentary 



a in the leaf ins© I (Fig 

 um Lii 

 roily aerydiida Locusts have short 

 BDD89, and the bodj is laterally com- 

 sed; the cars are at the I the bind 



body, while the o\ ipositor is Bhon Q 

 poda Carolina (Linn. . I ttts, 



and 0. ft mur-rubrum. 



Family Locustidae — Body compri 

 bul the antennas very long and slender, 

 while the ovipositor is very large and sabre- 

 shaped. Borne forms, as Ceuthophilus, are fig 48.— Leaf-ii ni- 



wingless. The large green grasshop] ! ' 



resenl this group, of which the k:i[y<!i<l and its all 



D G re familiar examples. Certain forms da 



h resemble lem ■ 

 Family Gryllidee— In the crickets the boily is somewhat Battened 

 tically, or ii may be more or less cylindrical, ami the abdomen 

 Is in a pair of long stylets. The mole-cricl 

 Burm., burrows in moist earth. The tree-crickel 



akes a loud shrilling noise by rubbing the ui 'lit- 



under wings, and injures raspberry bushes and other shrubs by laying 

 :_ r - iii the tv. 



Ordeb IV. Platyptera* i ,117, a- Ants, 



This group comprises the bird-lice, Pso idae, si •• 

 (Perlidae), and the white ants. In all except the Psocidffl 



* Si i 1 • lin WoKKS. 



Plat] i>i era 



Kagen, H. A. Synopsis of the Neuroptera of North Ami Smith. 



Inst. 1861 . 

 Packard, A. S (External anatomy, in third report I - 



mission, l v ^:. pp. 892, 832, with plat< - 



a. Mallophaga. 



Denny, H. Monographia Anoplurorum Britannia 



Grosse, F. Beitrage zur Kenntniss der Mallophi ^ 



Zool., \lii.. 1885, 580. Abstract \<\ t- M in An. 



1886, 340). 

 Melnikow. N. Beitrage zur Embryonalentwicklung I -• kten 



a rchiv f. Naturg., xxi 



