Typhlodromipsini

De Moraes, Gilberto J., Zannou, Ignace D., Ueckermann, Eddie A., Oliveira, Anibal R., Hanna, Rachid & Yaninek, John S., 2007, Species of the subtribes Arrenoseiina and Proprioseiopsina (Tribe Amblyseiini) and the tribe Typhlodromipsini (Acari: Phytoseiidae) from sub-Saharan Africa, Zootaxa 1448 (1), pp. 1-39 : 36

Key to genera and species of the tribe Typhlodromipsini treated in this paper

1 Sum of the ratios “length of dorsal shield/ length of S4” and “length of dorsal shield/ length of S5” smaller than 25.7; setae z2 and z4 at least as long as distances between their bases and the bases of setae next behind ............................................................................................ Aristadromips Chant & McMurtry … 2

- Sum of the ratios “length of dorsal shield/ length of S4” and “length of dorsal shield/ length of S5” larger than 26; setae z2 and z4 much shorter than distances between their bases and the bases of setae next behind ......................................................................................................................................................... 3

2 Calyx of spermatheca bowl-shaped, ventrianal shield smooth, macrosetae on leg IV slightly knobbedtipped .................................................................................................... A. cydonus (Ueckermann & Loots)

- Calyx of spermatheca bell-shaped, ventrianal shield reticulate, macrosetae on leg IV sharp-tipped............ ................................................................................................................................. A. aberdaresensis n. sp.

3 Dorsal shield usually with a constriction at level of seta R1; female with seta R1 not inserted on dorsal shield; dorsal idiosomal setae (except Z4 and/ or Z5) of variable lengths ...... Typhlodromips De Leon … 4

- Dorsal shield without constriction at level of seta R1; female with seta R1 inserted on dorsal shield; dorsal idiosomal setae short and subequal (except Z4 and Z5, which are longer)............................................... 11

4 Seta J1 present .............................................................................. T. extrasetus Moraes, Oliveira & Zannou

- Seta J1 absent.............................................................................................................................................. 5

5 Dorsal shield mostly smooth, with few anterolateral striae; calyx of spermatheca funnel-shaped, stout; atrium vacuolate ............................................................................................................ T. robusticalyx n. sp.

- Dorsal shield totally or laterally reticulate or striate; calyx of spermatheca not funnel-shaped or stout; atrium not vacuolate ................................................................................................................................... 6

6 Calyx of spermatheca cup-shaped, at least 1.2 times as long as its diameter; Sge IV about as long as Sti IV ..................................................................................................................................................................... 7

- Calyx of spermatheca dish- or dome-shaped, at most 0.6 times as long as its diameter; Sge IV longer than Sti IV............................................................................................................................................................ 8

7 Central region of dorsal shield and whole ventrianal shield smooth; 2 pairs of metapodal shields .............. .................................................................................................. T. swellendamensis (Ueckermann & Loots)

- Dorsal and ventrianal shields reticulate; 1 pair of metapodal shields .............. T. neoswellendamensis n. sp.

8 Calyx of spermatheca dome-shaped; ventrianal shield reticulate anteriorly to preanal pores....................... .......................................................................................................... T. ibadanensis (Ueckermann & Loots)

- Calyx of spermatheca dish-shaped, with or without a tubular section next to the atrium; ventrianal shield smooth or with light striation anteriorly to preanal pores............................................................................ 9

9 Calyx of the spermatheca with a tubular section next to the atrium; fixed cheliceral digit with 12 teeth .... ........................................................................................................................ T. culmulus (Van der Merwe)

- Calyx of the spermatheca without a distinct tubular section next to atrium; fixed cheliceral digit with 8 teeth ........................................................................................................................................................... 10

10 Ventrianal shield lightly striate anteriorly to preanal pores and reticulate posteriorly to those, with or without distinct lateral constriction, ca. 90% as wide as long .................................................... T. neoshi n. sp.

- Ventrianal shield smooth or with few transverse striae only anteriorly to preanal pores, without lateral constriction, ca. 80% as wide as long .................................................................. T. shi (Pritchard & Baker)

11 Seta J1 present; seta s4 at least twice as long as most other lateral setae … Afrodromips Chant & McMurtry .................................................................................... A. tanzaniensis (Yoshida-Shaul & Chant)

- Seta J1 absent; s4 less than twice as long as other lateral setae … Scapulaseius Karg & Oomen-Kalsbeeck ....................................................................................................................................... S. asiaticus (Evans) .