Auriculatus clitoria Reis and Navia, 2014

Reis, Aleuny Coutinho, Jr, Manoel Guedes Corrêa Gondim, Flechtmann, Carlos Holger Wenzel & Navia, Denise, 2014, New eriophyoid mites (Acari: Prostigmata: Eriophyoidea) from cultivated plants from northeastern Brazil, including the second taxon in the Prothricinae, Journal of Natural History 48 (19), pp. 1135-1152 : 1142-1144

Auriculatus clitoria Reis and Navia , gen. nov., sp. nov.

Female (n = 10)

Body fusiform, 144 (140–155), 54 (50–55) wide. Gnathosoma down-curved, 31 (26–31); basal seta (ep) 3(3); antapical seta (d) 7 (6–8) long, chelicera 25 (24–26), oral stylet 22 (21–23). Prodorsal shield 38 (33–38), 52 (45–52) wide, subtriangular, entirely covered with sparse granules, with discontinuous diagonal lines in the anterolateral areas, separated from the first dorsal annulus by a deep cleft. Scapular seta (sc) 25 (23–25) on prominent tubercles, cylindrical, directed up or lateroposteriorly, 22 (22–27) apart. Frontal lobe 6 (4–7), 15 (14–17) wide, apically rounded and broad-based, with some longitudinal lines extending over two-thirds of lobe. Legs with all segments; lacking tibial seta (l') on leg II. Leg I 30 (27–30); femur 9 (8–9), femoral seta (bv) 12 (11–13); genu 5 (4–5), genual seta (l”) 19 (19–21); tibia 8 (7–8), tibial seta (l') 7 (6–7); tarsus 5 (5), lateral seta (ft“) 20 (16–22), dorsal seta (ft') 15 (15–17), unguinal seta (u') 5 (4–5), solenidion blunt (ω) 8 (7–8), empodium simple 7 (6–7), eight-rayed. Leg II 28 (26–28); femur 9 (8–9), femoral seta (bv) 12 (10–12); genu 5 (4–5), l ” 9 (8–9); tibia 6 (5–6); tarsus 5 (5), ft“ 21 (18–21), ft' 8 (5–8), u' 4 (3–4), ω 8 (7–8), blunt, empodium simple 8 (7–8), eight-rayed. Coxae I and II with short dashes. Coxae I partially fused. Sternal line 5 (4–5). Coxisternal region with 5 (4–6) annuli, microtuberculated. Coxal seta I (1b) 12 (10–13) long, 10 (8–10) apart; coxal seta II (1a) 21 (20–26) long, 8 (7–8) apart; coxal seta III (2a) 30 (27–35) long, 22 (20–23) apart. Genitalia 10 (10–14), 18 (16–19) wide, coverflap proximal area with 4 (2–4) irregular curved transversal lines, and distal area with 11 (9–11) longitudinal lines; genital seta (3a) 15 (12–15). Opisthosoma 25 (25–26) dorsal annuli, moderately broad. First opisthosomal dorsal annuli formed into a broad plate bearing round lateral lobes. Three dorsal longitudinal ridges, beginning on third annulus, the middorsal ridge extending until the level dorsal of the ventral seta III (f), and the two lateral ridges extending two rings above the ventral seta III (f), with microtubercles; 47 (39–47) ventral annuli, rounded microtubercles. Lateral seta (c 2) 25 (22–26), on annulus 4 (3–4). Ventral seta I (d) 30 (30–58), on annulus 16 (14–17), 34 (34–40) apart, 25 (25–27) microtubercles apart; ventral seta II (e) 10 (10–13), on annulus 28 (24–28), 15 (14–17) apart, 13 (11–15) microtubercles apart; ventral seta III (f) 15 (12–15), on annulus 41 (35–41), 10 (9–11) apart, 11 (9–11) microtubercles apart. Caudal seta (h 2) 52 (45–57); accessory seta (h 1) 3 (3–4).

Male (n = 5)

Smaller than female, 123–143, 47–51 wide. Gnathosoma 27–29; basal seta (ep) 3; antapical seta (d) 6–7; chelicerae 23–25; oral stylet 21–23. Prodorsal shield as in female, 33–35, 46–49 wide. Scapular seta (sc) 20, 20–24 apart. Legs as in female. Leg I 27–30; femur 7–9, femoral seta (bv) 10–12; genu 5, genual seta (l”) 18–20; tibia 6–7, tibial seta (l') 6–7; tarsus 5–6, lateral seta (ft“) 17–20, dorsal seta (ft') 15– 16, unguinal seta (u') 4–5, solenidion blunt (ω) 7; empodium simple 6–7, eightrayed. Leg II, 26–27; femur 8–9, bv 10–12; genu 4–5, l” 8–10; tibia 5–6; tarsus 5, ft“ 18–19, ft' 5–6, u' 3–4, ω 7–8; empodium 7, eight-rayed. Coxae as in female. Sternal line 4–6. Coxisternal region with 7 annuli, with granules. Coxal seta I (1b) 9–12, 9–10 apart; coxal seta II (1a) 17–22, 6–8 apart; coxal seta III (2a) 30–37, 18–22 apart. Genitalia 9–11, 13–15 wide, eugenital setae as figured; genital seta (3a) 12–16. Opisthosoma as in female, 24–25 dorsal annuli; 39–42 ventral annuli. Lateral seta (c 2) 21–24, on annulus 3–4. Ventral seta I (d) 36–58, on annulus 12– 15, 31–34 apart, 19–25 microtubercles apart; ventral seta II (e) 9–12, on annulus 23–24, 14–17 apart, 9–12 microtubercles apart; ventral seta III (f) 11–13, on annulus 35–38, 9–11 apart, 8–9 microtubercles apart. Caudal seta (h 2) 47–60; accessory seta (h 1) 3–4.

Type material

Female holotype, 14 female and 10 male paratypes, from Clitoria fairchildiana Howard (Fabaceae) , Recife, Pernambuco, Brazil , 08°01 ′ 07” S, 34°56 ′ 41” W, 16 September 2010, collected by A.C. Reis, on nine microscope slides. Holotype and paratypes (24 specimens, 14 females and 10 males, on nine microscope slides) deposited in the collection of the Laboratório de Acarologia , Departamento de Agronomia, Universidade Federal Rural de Pernambuco, Recife, PE, Brazil . Paratypes (17 specimens, 10 females and seven males, on five microscope slides) also deposited in the collection of Embrapa Recursos Genéticos e Biotecnologia, Brasília, DF, Brazil .

Relation to host

No symptoms seen.

Etymology

The specific designation “ clitoria ” refers to the genus of the host plant. It was coined by apposition of the tree genus to the mite genus.