Aceria lactucae (Canestrini, 1893) Canestrini, 1893

Xue, Xiao-Feng, Sadeghi, Hussein, Hong, Xiao-Yue & Sinaie, Samira, 2011, Nine eriophyoid mite species from Iran (Acari, Eriophyidae), ZooKeys 143, pp. 23-45 : 26-27

Aceria lactucae (Canestrini, 1893) rec. n. Figures 45

Phytoptus lactucae Canestrini 1893: 153.

Eriophyes lactucae ; Nalepa 1898: 43.

Aceria lactucae ; Farkas 1965: 42, figure 34c.

Aculus lactucae ; Amrine & Stasny 1994: 135.

Vasates lactucae ; Petanovic & Stankovic 1999: 80.

Description.

Female (n = 14, dorsal view): Body vermiform, 273 (242-273), 62 (62-63) wide; light yellow. Gnathosoma 20 (20-21), projecting obliquely downwards, pedipalp coxal seta (ep) 2 (2-3), dorsal pedipalp genual seta (d) 6 (6-7), cheliceral stylets 18 (17-18). Prodorsal shield 35 (35-37), 45 (45-46) wide, median, admedian and submedian lines complete and parallel, with many short lines at lateral; anterior shield lobe acuminate. Scapular tubercles near rear shield margin, 25 (25-26) apart, scapular setae (sc) 42 (45-45), projecting posteriorly. Coxigenital region with 8 (8-9) microtuberclated annuli. Coxisternal plates with short lines, anterolateral setae on coxisternum І (1b) 14 (14-16), 13 (12-13) apart, proximal setae on coxisternum І (1a) 28 (28-30), 11 (10-11) apart, proximal setae on coxisternum ІІ (2a) 42 (42-45), 26 (26-27) apart, tubercles 1b and 1a apart 7 (6-7), tubercles 1a and 2a 8 (8-9) apart. Prosternal apodeme 10 (10-11). Legs with usual series of setae. Leg І 40 (40-42), femur 10 (9-10), basiventral femoral seta (bv) 13 (13-14); genu 5 (4-5), antaxial genual seta ( l’’) 31 (31-33); tibia 8 (7-8), paraxial tibial seta ( l’) 10 (10-11), located at 1/3 from dorsal base; tarsus 7 (7-8), seta ft’ 19 (16-19), seta ft’’ 27 (27-28), seta u’ 7 (7-8); tarsal empodium (em) 9 (9-10), simple, 5-rayed, tarsal solenidion (ω) 10 (10-11), tapered. Leg ІІ 36 (36-38), femur 8 (7-8), basiventral femoral seta (bv) 13 (13-14); genu 4 (4-5), antaxial genual seta ( l’’) 15 (14-15); tibia 6 (5-6); tarsus 7 (6-7), seta ft’ 12 (12-13), seta ft’’ 31 (31-33), seta u’ 6 (5-6); tarsal empodium (em) 10 (10-11), simple, 5-rayed, tarsal solenidion (ω) 11 (11-12), tapered. Opisthosoma: opisthosoma dorsally with 68 (68-72) annuli, with round obscure microtubercles on rear annular margins, ventrally with 78 (78-80) annuli, with round microtubercles on rear annular margins. Setae c2 30 (29-30) on ventral annulus 15 (15-16), 61 (58-61) apart; setae d 62 (62-66) on ventral annulus 27 (27-29), 46 (46-48) apart; setae e 21 (21-25) on ventral annulus 44 (44-45), 26 (26-27) apart; setae f 27 (27-30) on 7th ventral annulus from rear, 20 (20-21) apart. Setae h1 5 (5-6), h2 83 (83-85). Female genitalia 20 (20-22), 25 (25-26) wide, coverflap with 12 longitudinal ridges, setae 3a 23 (23-25), 17 (17-18) apart.

Male: Not seen.

Material examined.

3females (slide number IRAN216), from Lactuca virosa L. ( Asteraceae ), Kang, Mashhad, Razavi Khorasan Province, Iran, 36.3167°N, 59.2333°E, elevation 1050m, 26-VII-2010 & Ferdowsi University campus, Mashhad, Razavi Khorasan Province, Iran, 36.3000°N, 59.5167°E, 20-X-2010, coll. Samira Sinaie, deposited as slide mounted specimens in the Arthropod/Mite Collection of the Department of Entomology, NJAU, Jiangsu Province, China; 11females (slide number 216), from Lactuca virosa L. ( Asteraceae ), Ferdowsi University campus, Mashhad, Razavi Khorasan Province, Iran, 36.3000°N, 59.5167°E, elevation 915m, 9-X-2010, coll. Samira Sinaie, deposited in the Department of Plant Protection, FUM, Iran.

Host.

Lactuca saligna L., Lactuca serriola L., Lactuca virosa L. ( Asteraceae ).

Relation to host.

Bract and leaf deformation.

Distribution.

Iran; Hungary; Italy.