Liriomyza ptarmicae de Meijere

Eiseman, Charles S. & Lonsdale, Owen, 2018, New state and host records for Agromyzidae (Diptera) in the United States, with the description of thirty new species, Zootaxa 4479 (1), pp. 1-156 : 53-54

Liriomyza ptarmicae de Meijere

( Fig. 150 )

Material examined. MASSACHUSETTS: Hampshire Co., Northampton , Mineral Hills , 28.ix.2013, em . 18– 25.x.2013, C.S. Eiseman, ex Artemisia vulgaris , #CSE946, CNC384797–384799 (1♂ 2♀); Pelham, 88 Arnold Rd. , 11.vii.2017, C.S. Eiseman, mating on Artemisia ludoviciana 'Silver King', #CSE3916, CNC939704 , CNC939705 (2♂) ; 8–11.vii.2017, em. 23–26.vii.2017, C.S. Eiseman, ex Artemisia ludoviciana 'Silver King', #CSE4004, CNC939693–939700 (4♂ 4♀).

Hosts. Asteraceae : Achillea millefolium L., A. sibirica Ledeb. , Artemisia alaskana Rydb. , A. ludoviciana Nutt., A. * vulgaris L. , “ Chrysanthemum ” spp. ( Spencer 1969; Spencer & Steyskal 1986; Lonsdale 2017).

Leaf mine. ( Fig. 150 ) Whitish, upper surface; entirely linear, with frass in alternating black strips.

Puparium. Yellow-orange; formed outside the mine.

Distribution. USA: CA, CO, *MA, OR, WA; Canada: AB, BC, ON, NS, NT, YT; Europe.

Figures

FIGURES 144–153. leaf mines; 144: Liriomyza limopsis Lonsdale in Eurybia divaricata; 145: L. limopsis in Oclemena acuminata; 146: L. orilliensis Spencer in Prenanthes sp.; 147: same, detail of frass; 148: L. pilicornis Lonsdale in Comandra umbellata; 149: L. pistilla Lonsdale in Melampyrum lineare; 150: L. ptarmicae de Meijere in Artemisia vulgaris; 151: L. sativae Blanchard in Astragalus cicer; 152: L. smilacinae Spencer in Maianthemum canadense; 153: L. taraxaci Hering in Taraxacum officinale.