20 BULLETIN 1243, U. S. DEPARTMENT OF AGRICULTURE. 
TABLE 6.—Data on colonies of Mexican bean beetles in hibernation, winter o 
1921-22. 
GROUP 1. 
[149 beetles in original colony, marked red, November 22, 1921.] 
Number of | Number of Dead beetles. 
Date. painted | unpainted 
beetles. beetles. Painted. | Unpainted 
1921 vi 
Rica Bo Fe See Ee EE cote ae oe lee se ee eee 73. ee PM i 
LEAL GM et A Sa ie a gph Sp cM shy PE amet Nee py OW beg EO Ee Sn f 1s (ROMMEL! pin Ly 
ID Yee Wah AO OS Ws Sears ote nee ny wees ReneS Destroyed by intruders.|...........-|..25..,39 
| 
GROUP 2. 
[299 beetles in original colony, marked black, November 18, 1921.] 
1921. 
RTSSOF. Eee fe ee ee TE Va rea ees Seen o See ree 2 Mae peta | Near 
DASE: Be at So Ne RE eM Ee SR Ree Se 200 103% ik 3- 
SNe rah oe. ts RO tee Oo See ea ee er 161 168 6 "7 
1922. 
Te et is: op pk lee oh eee EEE SPE ne ee 156 170 6 nf i 
AE aac (ee eR) NAN Sieeek DOE See pert 2 be awe ah 8 ee 156 166 10 1 
LET Rok Ee eee SRR OY ey, Ee ag gees 20% | 116 141 11 1 
ROTI coseet ea ean noe ae mah a ooeiaee ee te eS ee 93 115 5 9 
OD ADA Seat ee Ne Lat r sc ee case ae ae ac ee Cee 85 110 95 " 
Mar e856 ake Poe eb es oy Sopa heh sa Racers Se eet See 65 85 7 “ti 
8 1 Ou aaa i ied ta Nn te ate MR 54 54 3 | 
Marrs 29S F PES. Lens PUES eae te. oe Ss ok eee 40 38 4 rie 
Lies Ae an a we Tae a2 od ee aR ite 25 18 1 a 
LM OPAL ee se ee ee oa erin ai ei Se miitia cers hs 5 10 8 0 rie | 
RV Oe Be eee eae cee - pei ee ee 0 0 0 
GROUP 3. 
[80 beetles in original colony, marked purple, December 10, 1921.] 
1921. 
1D) FSR OR Ae SB oe ee etn Ses Sot eos eae se 68 Si[..4. 2) re 
1922. 
UENO RIE Sea Oe BEE ee AS ae Soe Gee eet are 59 11 3 
eas USS) Le es OP re Rh CEC asa aoe ae eee 47 9 1 
Ati Slee a eerie bE a acer nate penne here eee 57 9 0 
WED stl Sicecce ee ate wa cet ore eee memiee ee ee eent eee 51 9 0 
ING) Oh 7 Bisco sate SS 5m5 ace Sonocideertospeaenossoachs05: 41 8 1 
IWS 5 Seen otc eonse usr eseadsbinadsot Saga gesSososescs 37 6 1 
Wb INE 6 eee cosas polo sesosHbecconduecrossdeescsboss- 30 6 0 
IAT 2 een sin elt eee eee eran ree nneaisela tt aeean ee 24 4 1 
AG Nap | Rees Ags oink ok Neh een See Me A ee 5h a oy Beetles noted with snow on ground; mo 
' closely grouped. 
Cr by ie aie ee es 6S ee eee RS ene e See ic sce boas Temperature moderating and beetles scattereé 
generally through covering. 
U:S70) eG a om dasa eae ean Smog sos eco ompetSs obdan eae 1 0 
APY. 26.20. 2225 ns cee nee een ee ne ee ee ene nee 5 1 0 
May 102.-7.2 0/0 23 5354. - $25 --2 $e eee = ee = 0 0 0 
GROUP 4. . 
[65 beetles in original colony, marked white on left wing cover, December 10, 1921.] : 
1921. 
Mac (His tis. 2. «es a ee 43 1S}! 2... ee 
1922. 
Nic at oe ee Tae 8 pert Ae AR Be Bie a 40 10 1 
1k Cae iy (eg a AeA RN Red eS, yh ey 9 cs, 3 8 35 16 0 
Janel...) . Lit cabo at aoe See ee ee eee 29 8 0 
Web: 8.2.00... ee oS eee eee eee eee ee 26 ib 0 
MAD 20u5o202; bcs OS OS ee ere tere eee 22 13 0 
MBLs Os einc faeces cc we Se ee KO RO eee ee re eee 20 5 0 ; 
MATS USS woe ccc oak ee ee ee ee eee eae 20 3 1 
MAE Oo ocits won och ss Ret bee eae eee eee eee 13 5 0 Up | 
POTS LO ncn pw vost stale a wim oh ab ae RS ee a ee 9 4 0 : 
D0) Fd PS rid eet ny eo gree 3 | 1 1 
CV) Oi (a aC IER I TE Gyo I ik 0. 1 0 | 
! Majority of beetles found in space 18 inches square, 
