Records Of Dacine Fruit Flies And New Species Of Dacus (Diptera: Tephritidae) In Bhutan
Author
Drew, R. A. I.
Author
Romig, M. C.
Author
Dorji, C.
text
Raffles Bulletin of Zoology
2007
2007-02-28
55
1
1
21
journal article
10.5281/zenodo.5331152
2345-7600
5331152
Bactrocera (Bactrocera) vishnu
Drew and Hancock
Bactrocera (Bactrocera) vishnu
Drew & Hancock, 1994: 65
;
Norrbom et al., 1998: 96
.
Holotype
male in BMNH.
Material examined
.
–
BHUTAN
:
1 male
,
Rimchu
1,
24 May.2000
, coll.
C. Dorji
;
1 male
,
Rimchu
1,
14 Jun.2000
, coll.
Nado
;
1 male
,
Rimchu
1,
21 Jun.2000
, coll.
Nado
et al.;
1 male
,
Rimchu
2,
10 May.2000
, coll.
B.S. Fletcher
;
1 male
,
Rimchu
2,
16 Aug.2000
, coll.
C. Dorji
;
1 male
,
Lingmethang
,
700 m
, mango tree,
9 Jun.2001
, coll.
Brian Fletcher. All
specimens attracted to cue lure. Specimens in
NPPC
and
QDPI
.
Diagnosis
.
–
Face fulvous with a pair of large oval black spots; scutum almost entirely black, postpronotal lobes and notopleura yellow, mesopleural stripe reaching midway between anterior margin of notopleuron and anterior
npl
. seta dorsally, a pair of moderately broad parallel sided lateral postsutural vittae ending at or just behind
ia
. seta, medial postsutural vitta absent; setae:
sc
. 2;
prsc
. 2;
ia
. 1;
p.sa.
1;
a.sa
. 1;
mpl
. 1;
npl
. 2;
scp
. 4; scutellum yellow except for narrow black basal band; legs with femora fulvous except for a large oval black spot on outer apical surfaces of fore femora, fore and mid tibiae fulvous tending dark fuscous basally, hind tibiae dark fuscous, tarsi with all segments entirely fulvous; wings with cells bc and c colourless, microtrichia in outer corner of cell c only, narrow fuscous costal band just overlapping R
2+3
and remaining narrow to end just beyond extremity of R
4+5
, a narrow fuscous cubital streak confined to cell cup, supernumerary lobe weak; abdominal terga III-V dark orange-brown except for dull black across anterior 1/2 of tergum III and expanding to cover lateral margins and anterolateral corners of terga IV and V dark fuscous to dull black.
Attractant. –
Cue lure.
Distribution.
–
Southern
India
. New record for
Bhutan
.
Hosts.
–
No known record.
Remarks
.
–
This species is a non pest member of the
dorsalis
complex and is distinct in having a large oval preapical black spot on the fore femora, a narrow medial longitudinal dark band on abdominal terga III-V and fuscous shining spots on tergum V (see Drew & Hancock, 1994).