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<em>Bactrocera pyrifoliae</em>

Bactrocera pyrifoliae


Morphological – adult

Features include:

  • face fulvous with a pair of medium-sized circular black spots
  • postpronotal lobes and notopleura yellow
  • scutum black except dark brown posterolateral to lateral postsutural vittae and dark red-brown anterior to notopleural suture and inside postpronotal lobes
  • narrow lateral postsutural yellow vittae tapering posteriorly to end before ia. seta
  • medial postsutural yellow vitta absent
  • mesopleural stripe equal in width to notopleuron dorsally
  • scutellum yellow
  • legs with femora fulvous except for a small subapical oval black spot on outer surfaces of fore femora and dark fuscous around apices of mid and hind femora
  • fore and mid tibiae dark fuscous
  • hind tibiae black
  • wings with cells bc and c colourless, microtrichia in outer corner of cell c only
  • a narrow fuscous costal band confluent with R2+3 and with a sight swelling around apex of R4+5
  • a narrow fuscous anal streak
  • supernumerary lobe weak in females, of medium development in males
  • abdominal terga III and IV orange-brown and generally each with its own ‘T’ pattern consisting of a narrow- to medium-width transverse dark fuscous to black band across anterior margin which expands to cover outer 1/3 of lateral margins
  • a narrow- to medium-width medial longitudinal dark fuscous to black band
  • tergum V with a narrow- to medium-width medial longitudinal dark fuscous to black band and dark fuscous to black anterolateral corners which may also meet along anterior margin
  • a pair of oval dark fuscous shining spots on tergum V
  • abdominal sterna dark coloured

Morphological – larvae

Information not avaliable.


DNA barcoding

BOLD reference data not available


BsrI: Data not available

HinfI: Data not available

HhaI: Data not available

Sau3AI: Data not available

SnaBI: Data not available

SspI: Data not available

Vspl: Data not available


Data not avaliable

Host Range

Recorded from seven hosts in five plant families, Araliaceae, Euphorbiaceae, Myrtaceae, Polygalaceae, Rosaceae. More common in the Rosaceae (Peach, Pear and Himalayan Cherry).

Commercial hosts include guava, sour cherry, plum, peach and nashi pear (see Allwood et al. 1999 for hosts).


Northern Thailand and Northern Vietnam

Other comments

It is only found at elevations of 1000-1500m.

Similar species

Bactrocera pyrifoliae is similar to the Australian B. endiandrae in having a black scutum, tapered vittae and wraparound T on the abdomen. It differs in having large facial spots, a very narrow anal streak, a costal band that dips in at the end or R2+3, all tibiae dark, dark apices of the femora and sometimes having a double T on the abdomen.

Pest Status

  • Exotic
  • A significant pest of peaches and plums in Thailand and Vietnam (Khan et al. 2014)