Petrobia (Tetranychina) harti (Ewing, 1909)

Zriki, G., Shaabo, A. & Boubou, A., 2015, A preliminary survey of the spider mites (Acari: Tetranychidae) in Latakia governorate of Syria, Acarologia 55 (3), pp. 303-309 : 304

Petrobia (Tetranychina) harti (Ewing, 1909)

This species occurs on a wide range of host plants. The genus Oxalis is considered as its major host plant ( Jeppson et al. 1975; Ehara 1999; Migeon and Dorkeld 2006 -2013). In the field, the injury of this mite appears as fine silver stipples on leaves. It prefers the underside of leaves ( Ochoa et al. 1994).

Specimens examined — 10 ♀♀ and 5 ♂♂ on Oxalis corniculata (Oxalidaceae) , Jableh (35°36’08.72"N, 35°92’57.31"E), 27-IX-2011; 10 ♀♀ and 2 ♂♂ on O. corniculata, Al-Hennadi (35°29’18.28"N, 35°51’48.01"E), 19-X-2011; 8 ♀♀ and 2 ♂♂ on O. corniculata, Al-Sanobar (35°29’9.16"N, 35°52’7.07"E), 15-IV-2012; 8 ♀♀ and 2 ♂♂ on Oxalis stricta, Zeghren (35°42’35.90"N, 35°52’46.5"E), 5-X-2011.

World distribution and remarks — This mite has a worldwide distribution and occurs on wide range of plants. In the Middle East, this species is recorded in many countries and the earliest report was from Egypt by Sayed (1946), (In Migeon and Dorkeld 2006 -2013).