Bactrocera (Bactrocera) quadrisetosa ( Bezzi, 1928 )

Leblanc, Luc, 2022, The dacine fruit flies (Diptera: Tephritidae: Dacini) of Oceania, Insecta Mundi 2022 (948), pp. 1-167 : 140

Bactrocera (Bactrocera) quadrisetosa ( Bezzi, 1928)

(= Dacus varipes Malloch, 1939 )

Figure 73

Distribution ( Fig. 105 ). Solomon Islands (New Georgia, Florida, Guadalcanal, Santa Cruz). Vanuatu (Torres Islands, Banks Islands, Santo, Epi-Paama-Tongoa, Efate).

Male lure. Dihydroeugenol, isoeugenol. NEW LURE RECORDS. These are new lure records from surveys carried out by Christian Mille in Vanuatu in 2019.

Host plants. Category D minor pest ( Vargas et al. 2015). Host record in Solomon Islands and Vanuatu: SAPIN- DACEAE: Pometia pinnata .

Edible host common name: Pacific lychee.

Biology. Adults mate at dusk (Allwood 1997).

Figures

Figure 73. Bactrocera (Bactrocera) quadrisetosa (Bezzi). A) Head. B) Head and scutum. C) Abdomen, female. D) Abdomen, male. E) Wing. F) Wing, basal costal and costal cells. G) Lateral view, male.

Figure 105. Distribution of oligophagous pest fruit flies in Oceania: Bactrocera umbrosa (Fabricius), B. mucronis (Drew), B. quadrisetosa (Bezzi), B. distincta (Malloch), and B. perfusca (Aubertin). Photo of B. umbrosa by Steve Wilson. Drawing of B. perfusca from Drew (1989).