Phytoscutus sexpilis Muma

Gonçalves, Dinarte, Silva, Guilherme Liberato Da & Ferla, Noeli Juarez, 2013, Phytoseiid mites (Acari) associated with yerba mate in southern Brazil, with description of a new species, Zootaxa 3746 (2), pp. 357-371 : 361

Phytoscutus sexpilis Muma

Phytoscutus sexpilis Muma, 1961: 275 .

Specimens examined. ILÓPOLIS: (N), January 2003 (1); March 2003 (2); April 2003 (1); (M), April 2003 (2); PUTINGA: (H), March 2003 (1); (N), February 2003 (1); (M), May 2003 (9).

Adult Female. Four specimens examined.

Dorsum. Dorsal shield with 397 (373–435) long, 336 (313–350) wide at level of s4; j1 13 (10–15), j3 21 (13– 28), j4 11 (8–13), j6 9 (8–10), J5 11 (8–13), z2 11(8–13), z4 16 (13–18), z5 7 (5–8), Z1 14 (13–15), Z4 188 (168– 200), Z5 235 (225–250), s4 193 (180–205), S4 10, S5 10, r3 8, R1 8.

Venter. Distances between St1–St3 54 (53–55), St2–St2 66 (63–68), St5–St5 100 (95–105). Ventrianal shield with 144 (130–150) long, 164 (153–173) wide at level of ZV2 and 118 (110–125) wide at level of anus.

Chelicera. Fixed digit 25 long and movable digit 21 (18–25) long.

Legs. Sge IV 84 (75–90), Sti IV 74 (65–88).

Previous records in Rio Grande do Sul. This is the first record to Rio Grande do Sul state.

Comments. This species has been reported on Arecaceae in Pernambuco and São Paulo states (Gondim Jr. & Moraes, 2001) and on Euphorbiaceae in São Paulo (Zacarias & Moraes, 2001).