Illustrated accounts of coccinellid predators of Maconellicoccus hirsutus (Green) (Hemiptera: Sternorrhyncha: Pseudococcidae) on mulberry in India, with description of a new species of Scymnus Kugelann (Coleoptera: Coccinellidae) from West Bengal
Author
Poorani, J.
Author
Lalitha, N.
text
Zootaxa
2018
2018-02-20
4382
1
93
120
journal article
30706
10.11646/zootaxa.4382.1.3
4f3ec33b-a217-4df5-9e6b-c084ef1dc089
1175-5326
1181566
7D17C646-49A7-4C3B-BBB7-1E9586FF1C79
16.
Illeis bielawskii
Ghorpade, 1976
,
stat. rev.
(
FIG. 18
)
Brief description
: LENGtH 2.70–4.35 MM, WIDtH 2.15–3.60 MM. FORM (
FIGS 18A, b
) bROADlY OVAl AND cONVEX. EYES WIDElY SEPARAtED. PRONOtUM PlAIN YEllOW, WItHOUt ANY bASAl blAck SPOtS, lAtERAl MARGINS tRANSPARENt. ElYtRA lEMON YEllOW, WItH tWO PROMINENt GRAYISH PAtcHES ON DISc, OUtER MARGINS tRANSPARENt. VENtRAl SIDE UNIFORMlY PAlE YEllOW. MAlE GENItAlIA (
FIGS 18c–E
)
AS
IllUStRAtED.
Notes
:
Illeis bielawskii
bElONGS tO tHE
bistigmosa
GROUP OF SPEcIES AND It WAS SYNONYMIZED WItH
I. bistigmosa
bY IAblOkOFF-KHNZORIAN (1979). It cAN bE DIStINGUISHED FROM tHE NOMINAtE FORM OF
I. bistigmosa
bY ItS lARGER SIZE, bROADER AND MORE ROUNDED bODY OUtlINE, AbSENcE OF PRONOtAl SPOtS, YEllOWISH ElYtRA WItH GREYISH DIScAl PAtcHES AND tHE MAlE GENItAlIA, PARtIcUlARlY tHE tEGMEN WHIcH IS SUbPARAllEl FOR NEARlY tWO-tHIRDS OF ItS lENGtH AND tHEREAFtER GRADUAllY NARROWED tOWARDS APEX IN lAtERAl VIEW (
FIG. 18c
) AND tHE PENIS APEX (
FIG. 18E
). IN VIEW OF tHESE DIFFERENcES, It IS tREAtED
AS
A VAlID SPEcIES HERE AND REMOVED FROM SYNONYMY WItH
I. bistigmosa
(
stat. rev.
). GHORPADE (1976) REPORtED It
AS
FEEDING ON POWDERY MIlDEWS (
Oidium
SP.,
Phyllactinia
SP., AND OtHERS) INFEStING
Nyctanthes
arbor-tristis
, MUlbERRY, cAStOR, SUNFlOWER, cHIllIES,
Rosa
SP.,
Xanthium strumarium
,
Dalbergia sissoo
, Etc.