Somcwhiit resembling in form and closely related entomolo- 



gically to the ill-smelling black scjuash hw^^ there are several insects 



which are most beneficial. 



Figure 1 shows the form of one of 



these, and figiu-e 2 an enlarged cut 



of another, which is popularly known 



as the Spiny Soldier Bug. It is one 



of the most useful predatory insects, 



devouring in the larval state plant lice 

 in great num- 

 bers, and when 

 fully grown it 

 attacks a great 

 variety of inju- 

 rious insects, 

 some of them 



being among 



. , Figure 1. 



our most de- soi-mKR Bug. 



S t r U C t i V e Spe - Acanthocephala femorata. Gl. 



Si'iNY Soi.iMKK Bug. cies. Even the potato beetle finds an enemy 

 Sinea mlthpinosa. De Geer. \\\ this inscct, as docs the Canker vvoriu and 

 other pests. Figure 3 represents a fly devouring a lar\a which he 

 has seized. Flies of this group, known as Asilus flies, are 

 beneficial in destroying pernicious insects, but thev, unfortu- 

 nately, do not confine themselves to those that arc harmfid, but 

 often destroy many bees. Figure 4, as well as figures h and (I, 

 illustrate a large group of small, often brilliant-hucd beetles, 

 known as Tiger Beetles, and the name is signillcant of their habits. 

 The\- mav often be seen lunniiig l)riskl\ oxer i)aths or roads in 



Figure 3. 



RoiiliKK Fl.V. 



Erax apicaii/is, 1 1 '. 



Figure 4. 



Tk:k.k iti'.iMi.K. 

 Tt-ttacha Carolina, L. 



Figure 5. 



ri(a:u BKKri.K. 

 Tetraclia I'in^inica, Hope. 



