98 DECIDUOUS FRUIT INSECTS AND INSECTICIDES. 
Tas.e 1V.—Third larval period of the peach and plum slug, Tallulah, La., 1910. 
Date of 
Lot No. second 
molt. 
TDD ofa ale aiaielo acre ein < wise iene Oe Ree Ce a eee one eee eee eeiniseeier Sept. 26 
D8 co eee she eee ae ene eee ence eee ee eoene eno aeeee Aug. 29 
TID aie soo ios isis aeolaciains ote cre sroleiaiore ee aetsicacatcciereeis soe cise eile Sept. 23 
be) Beene PSE B OED One cReOAnononbec Sed ccdposeeuces sccisnecenagadndel pac doves 
VIS Tessier Sona dod See oe eens a selec sem ace sictoaseiaisisiosee Sept. 26 
Date of | Number 
third 
molt. 
Sept. 28 
of indi- 
viduals. 
Third 
larval 
period. 
Days. 
NNownwnwy 
n|ooeooco 
bo 
. 
TasLe V.—Fourth larval period of the peach and plum slug, Tallulah, La., 1910. 
Date of 
Lot No. third 
molt. 
TO isa race warp aocidees ses secmgact ceeene se sis Mines seiaetete eee Aug. 20 
MDD ee eae Cokes a oe tee oa temereie crseentoten eetaeeer aicisine ce saree Aug. 22 
iD eee eein eke: MEME ARM LTE A ont aie Pee Sa peeeee Sept. 28 
a rarstoeeains eeime sacle oe aie sie ese = Se ete eerste te loniane a ae ene Aug. 29 
1 OB (See Bab ean eo Dene DIRE SOROS DLO CGAa BOS ee coon 06 ChodoRsoomAbnase Sept. 25 
Sept. 26 
1 El 2 ee eR ae nel Se ere OETA SOACeD bo Goscnd Sept. 25 | 
1 Hl ry hs ee RRA eerie ie ROR Kae ea See Shore ie AA 3 Sept. 28 | 
PotalianGy averages <3 ses se Meee Mae eats eee ee oe eer | Saeco eee 
Date of Nomper Fourth 
fourth 
molt. 
Aug. 23 
Aug. 25 
Octet 
Oct. 32 
of indi- 
viduals. 
ao 
RR RN WHR ROR Re 
larval 
period. 
Days 
Sam 
to | gogo ko oR co to toe 99 99 
oOlooourannannoeooesd 
TaBLE VI.— Total feeding period of the peach and plum slug, Tallulah, La., 1910. 
Date of 
Lot-No. hatching. 
Date of 
fourth 
molt. 
Lio gatocnbeocntapbeng CHOCO OEGRES Gea SAoea AD Se: Gan oencoopooens Aug. 14 
1 Ae Sc oG OR OH OCE RE OE COOOL EE OC EEReS Be See Hee Soe ee cen Hae mmreree Aug. 16 
IT DSU SN EMI eat I Nae Se kN nes Sept. 21 
NAS e cisternre eee eisvaete araies <= SsSeehssepere SEA REO Ie eos Genesee Apr. 11 
WEF foo 6 bon esoodansSace de Spc eos desen coocsacESsososogacgpsoosanssee Sept. 19 
BY. eae se coe oa onaso sooo ad soc boUEBuE So senSe asco scdsosoCSden= Sept. 20 |... 
Motalvandiaverageter mee = cea ae als Se cs See ee okies 
Aug. 23 
Aug. 25 
Octet 
Oct 2 
3 
| Number 
of indi- 
viduals. 
BWR Ree RWW 
to 
me 
Total 
feeding 
period. 
Days. 
Sd el et ed mee 
S| HRESomNhsoe 
wlhooossssssscse 
— 
1These 2 were developing during unusually cold weather for the season and are omitted from the 
average. 
THE PREPUPA. 
After molting for the last time the larva crawls or drops to the 
ground where it voids the entire contents of the alimentary canal, 
burrows into the soil from one-half an inch to 3 inches, and constructs 
