IXSHCTS IXFHSTIXC THE POTATO. 



CHAP. 

 The Potato-stalk Weevil (Earidius trino- 



talus) 206 



The Stalk Borer {Gortynn nitela) 207 



The Colorado Potato Beetle (Doryphora 



10-lineata) 208 



The Three-lined Potato Beetle (it-wa tril- 



ineata) 209 



The Ash-colored Blister Beetle {Cantharis 



cinerea) 210 



The Striped Blister Beetle (CantharU rit- 



tata) 211 



The Small Potato Beetle, No. 1, (Epiirix 



gubcrinita) 212 



The Small Potato Beetle, No. 2, {Epilrix 



hirlipennia) 213 



The Potato Moth 214 



The followint,' insects also infest the Potato: 



The White Grub (Lachnosterna qttfrcina) 

 Wire Worms. 



The Tomato Worm (.Vncci-asi/r/ Carolina). 

 The Cucumtter Flea Beetle (Ualfiea cticiiin- 

 cri^). 



CHAPTER CCVI. 



The Potato-stalk Weevil. (Cal.) 



(Baridius tnnotata.f. — ^ay.) 



Order, Coleoptera ; Family, Curculioxid.t:. 



[Livinti within the stalks of potatoes; a whitish footless 

 larva, about three lines loiifr : hnally transforming into a 

 l)luish-gray snout-beetle, which is marked at the l)ase of the 

 thorax -with three l)la(k dots.] 



Fig. 802.— Potato-stalk Weevil : a, the Fig. 302. 



larva enlarged— color, white ; h. the ]»ui)a 

 in its burrow, enlarged — color, yellow- 

 ish white. 



The female weevil makes a slit in thi^ 

 stalk l>y moans of her snout, and then 

 deposits a single egg therein. The larva 

 hatching from this egg (Fig. 'MYla) bur- 

 rows downward into the stalk, sometimes extending its bur 



f^: 



