Graminaseius Chant & McMurtry

Zannou, Ignace D., De, Gilberto J., Ueckermann, Eddie A., Oliveira, Anibal R., Yaninek, John S. & Hanna, Rachid, 2007, Phytoseiid mites of the subtribe Amblyseiina (Acari: Phytoseiidae: Amblyseiini) from sub-Saharan Africa, Zootaxa 1550, pp. 1-47 : 32

Graminaseius Chant & McMurtry

Graminaseius Chant & McMurtry, 2004: 215 .

Stable characters mentioned by Chant & McMurtry 2004 for species of this genus are: idiosoma usually brownish or tan in color; dorsal shield well sclerotized, broad, convex; female idiosomal setal pattern 10A:9B/ JV-3:ZV; setae s4, Z4 and Z5 markedly longer than other dorsal setae; ratio between the length of seta s4 and that of seta Z1 greater than 6.0:1.0 (this ratio is ca. 4.0:1.0 in Graminaseius lippiai n. sp.); s4 longer than z4; peritreme extending to level of j1 [in G. bufortus (Ueckermann & Loots) , extending to level between j1 and j3]; sternal shield with 3 pairs of sternal setae; 3 pairs of preanal setae and a pair of preanal pores; spermatheca with atrium bifurcate or with major duct thick-walled, fusiform and vacuolated where it joins atrium; chelicerae with few teeth; leg I without macrosetae; leg IV with at least 2 strong macrosetae; spermatodactyl Tshaped.

Three species of this genus are reported in this study. They have 2 pairs of metapodal shields; caudoventral setae smooth and sharp-tipped; male ventrianal shield with 3 pairs of preanal setae; chaetotaxy of genua II and III 2-2 /0, 2/0-1 and 1-2/1, 2/0-1, respectively.