Agromyza pudica Spencer

Lonsdale, Owen, 2021, Manual of North American Agromyzidae (Diptera, Schizophora), with revision of the fauna of the " Delmarva " states, ZooKeys 1051, pp. 1-481: 1

publication ID

http://dx.doi.org/10.3897/zookeys.1051.64603

publication LSID

lsid:zoobank.org:pub:639E252D-4392-4ABB-910B-CEA5D8AD2487

persistent identifier

http://treatment.plazi.org/id/47B4AB4A-F98A-E554-B80B-B68278D4B3A3

treatment provided by

ZooKeys by Pensoft

scientific name

Agromyza pudica Spencer
status

 

Agromyza pudica Spencer  

Figs 216-220 View Figures 216–220

Agromyza pudica   Spencer in Spencer and Steyskal 1986b: 267; Eiseman and Lonsdale 2018: 12, 2019: 3.

Description.

Wing length 2.4-2.6 mm (♂), 2.0-2.6 mm (♀). Length of ultimate section of vein M4 divided by penultimate section: 0.7-0.9. Eye height divided by gena height: 4.8-4.9. First flagellomere small and ovate with small tuft of apical hairs in male. Ocellar triangle small and rounded (smaller in holotype). Scutum shiny.

Chaetotaxy: Two ori (sometimes three on one side); two ors. Three dorsocentral setae with anterior seta reduced. Mid tibia with two posteromedial setae.

Colouration: Body dark brown with orange tint; first flagellomere dark brown with faint orange tint towards base sometimes evident; lunule paler; parafacial sometimes with orange tint; halter white; tarsi and base of fore tibia yellow. Wing veins light brown. Calypter white with hairs usually brown (white in some females).

Genitalia: (Figs 216-220 View Figures 216–220 ) Genitalia largely as described for A. parvicornis   , except as follows: basiphallus long and well-sclerotised, halves overlapping at base, weakened point present past midpoint and apex split with dark ventral branch; distiphallus narrow, with broad medial constriction and with elongate ventral sulcus below distomedial ridge; ejaculatory apodeme small with blade pale.

Host.

Poaceae  - Dichanthelium   spp. ( Eiseman and Lonsdale 2018, 2019).

Distribution.

Canada: ON*. USA: AR, CT*, DC*, GA, MA, MD*, MN, NC, OH, OK, NY*, SC*, VA*.

Type material.

Holotype: USA. AR: Garland Co., Hot Springs, 15.v.1979 (1♂, USNM).

Paratypes examined.

USA. GA: Rabun Co., Rabun Bald, 1280 m, 16.vii.1957, J.G. Chillcott, CNC352972 (1♀, CNC), Rabun Bald, 914 m, 14.vii.1957, J.G. Chillcott, CNC352971 (1♂, CNC), NC: Pisgah Forest, Looking Glass Pk., 19.vii.1957, "K.A. Spencer, col.", W.R. Richards, CNC352970 (1♂, CNC).

Additional material examined.

Canada. ON: Algonquin Pk., 45°50'0"N, 77°38'0"W, 19.vii.1991, J.R. Vockeroth, CNC353094 (1♂, CNC), Metcalfe, 2mi N, 15.v.1982, B.E. Cooper, CNC353095 (1♂, CNC), 10.vi.1982, CNC353097 (1♂, CNC), 25.v.1982, CNC353096 (1♂, CNC), Ottawa, damp second-growth forest in Acer   - Betula   wood, 27.vi.1989, J.R. Vockeroth, CNC353098 (1♂, CNC) GoogleMaps   . USA. CT: Waterton, 5.vi.1931, A.L. Melander (1♀, USNM), Putnam Park, A.L. Melander, 18.vii.1939 (1♂, USNM), 20.vii.1939 (1♂, USNM), 24.vii.1939 (1♀, USNM), Redding, A.L. Melander, 26.vi.1929 (1♂, USNM), 1.vi.1929 (1♀, USNM), 10.vi.1929 (1♀, USNM), 8.vi.1930 (1♂ 2♀, USNM), 11.vi.1929 (1♀, USNM), 27.vii.1938 (1♀, USNM), DC: 11.vi.1926, J.M. Aldrich (2♂, USNM), Chain Bridge, 8.v.1928, J.M. Aldrich (1♂, USNM), Washington, 17.viii.1913, A.L. Melander (2♂, USNM), MA: Concord, 17.vi.1961, W.W. Wirth (1♂, USNM), Franklin Co., Northfield , 276 Old Wendell Rd. , 4.vii.2016, C.S. Eiseman, Dichanthelium acuminatum ssp. fasciculatum   , em. 21.vii.2016, #CSE2787, CNC654200-654202 (1♂ 2♀, CNC), MD: Bethseda , 30.v.1980, G.C. Steyskal (1♀, USNM), Plummers Isl. , 3.vi.1914, R.C. Shannon (1♂, USNM), Montgomery Co. , 4mi S of Ashton, 24.vii.1982, G.F. and J.F. Hevel (2♀, USNM), NC: Scotland Co. , Laurinburg , St. Andrews University , 18.v.2016, T.S. Feldman, Dichanthelium   em. 13.vi.2016 , #CSE2572, CNC634813-634815 (3♂, CNC), Durham Co. , Durham , 17-acre Wood Preserve , 15.v.2016, T.S. Feldman, Dichanthelium clandestinum   , em. 4.vi.2016, #CSE2542, CNC654303-654306 (4♂, CNC), Scotland Co. , Laurinburg , St. Andrews University , 11.v.2016, T.S. Feldman, Dichanthelium scoparium   , em. 3.vi.2016, #CSE2540, CNC653948, CNC653949 (1♂ 1♀, CNC), NY: Lk. George, 26.vii.1929, A.L. Melander (1♀, USNM), Yonkers , 3.vi.1927, A.L. Melander (1♀, USNM), 5.vi.1927 (1♀, USNM), Peekskill , 11.vi.1927, A.L. Melander (1♂, USNM), Bear Mt. , 31.v.1941, A.L. Melander (1♂, USNM), OH: Hocking Co. , South Bloomingville , Deep Woods Farm , 5.viii.2016, C.S. Eiseman, Dichanthelium clandestinum   , em. 20-22.viii.2016, #CSE2925, CNC654480-654482 (1♂ 2♀, CNC), SC: Beaufort Co. , Fripp Island , 26.ix.1973, G.C. Steyskal (1♂, USNM), Highland Fall , 6.vii.1941, A.L. Melander (1♀, USNM), Cobleskill , 11.viii.1970, L. Knutson (1♀, USNM), VA: Glencarlyn , 23.v.1925, J.R. Malloch (1♂, USNM), Falls Church , Holmes Run , 24.viii.1960, light trap, W.W. Wirth (1♀, USNM), Rosslyn , 25.vi.1913, R.C. Shannon (1♀, USNM), Fairfax Co. , Great Falls Park , swamp trail, 38°59.4'N, 77°15.2'W, Malaise trap, trap #1, 3-7.v.2007, D.R. Smith (1♂, USNM) GoogleMaps   .

Comments.

Agromyza pudica   is recorded here in Canada, D.C., and five states for the first time.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Diptera

Family

Agromyzidae

Genus

Agromyza

Loc

Agromyza pudica Spencer

Lonsdale, Owen 2021
2021
Loc

Agromyza pudica

Spencer 1986
1986