2. Flacopimpla nigriceps (Walsh, 1873)

Polysphincta nigriceps Walsh 1873: 144 [♀ ♂ (lost), USA,? Illinois].

Synonyms: Polysphincta braucheri Cushman, 1920 (Townes 1944: 52). Polysphincta californiensis Cushman, 1920 (Townes 1944: 52). Polysphincta crosbyi Cushman, 1920 (Townes 1944: 52).? Polysphincta nigrita Walsh, 1873 (Townes 1944: 52). Clistopyga nigrocephala Davis, 1898 (Townes 1944: 52).

References. Cushman 1920: 32 [ Polysphincta (Zatypota) nigrocephala; description; USA (Illinois, Indiana, D.C.)], 33 [P. (Z.) braucheri; USA (Michigan, Indiana)], 34 [ P. (Z.) californiensis; USA (California)], 35 [ P. (Z.) crosbyi; USA (New York)]. Townes 1944: 52 [catalogue; Zatypota; new synonymy]. Townes & Townes 1960: 273 [ Zatypota; description; Canada, USA]. Gauld & Dubois 2006: 550 [ Flacopimpla (comb.)]. Khalaim & Ruíz-Cancino 2011: 3 [in key].

Material examined. MEXICO. Tamaulipas: 1 ♀ (UAT) NW of Cd. Victoria, Los Troncones (park), 27.ii.2009, coll. A.I. Khalaim. Querétaro: 1 ♀ (UAT) Santa María Magdalena, cultivo de sorgo ( Sorghum), 13.xi.1998, coll. L. Rivera & J.L. Cozar.

Distribution. Canada, USA (almost everywhere), Mexico (Tamaulipas, Querétaro). First record from Mexico.

Biology. Reared from cocoons on Alnus ( Betulaceae) and Malus ( Rosaceae), and one specimen was taken at light (Townes & Townes 1960).