Nothrholaspis anatolicus, Özbek, Hasan Hüseyin & Bal, Durmuş Ali, 2013

Özbek, Hasan Hüseyin & Bal, Durmuş Ali, 2013, Three new species of the genus Nothrholaspis (Acari: Macrochelidae) from the Kelkit Valley, Turkey, Zootaxa 3635 (1) : -

Nothrholaspis anatolicus sp. nov.

( Figs 7–12 ; 22–24)

Diagnosis. Dorsal shield with 29 pairs of setae; dorsal setae j6, J2, J3, J5, z5 and z6 simple; z1 not reaching base of j2; distance between setae J2 and J3 70–104 μm; ventral shields bearing only pilose setae.

Specimens examined. Holotype, female, Turkey, Gümüşhane, Köse mountain, 40° 16' N, 39° 37' E, alt. 1862 m, 26 June 2011, in nest of ant. Paratypes, ten females, Turkey, Giresun, Alucra, 40° 14' N, 38° 49' E, alt., 1758 m, 01 May 2012, from debris under Salix sp.

Description. Female.

Dorsum ( Fig. 7 ). Dorsal shield oblong and posteriorly narrowed, 1045–1155 μm long, 540–673 μm wide at the level of r4; surface of shield reticulated with lines and covered with punctation; shield bearing 29 pairs of setae (J3 present); setae j6, z5, z6, J2, J3, J5 simple, other setae densely pilose; seta z1 short (not reaching bases of j2), pilose; distance between setae J2 and J3 about 70–104 μm; length (µm) of setae: z1, 27–33; z5, 35–47; z6, 46–52; j5, 53–60; j6, 45–52; J2, 45–50; J3, 48–52.

Venter ( Fig. 8 ). Sternal shield ( Fig. 22 ) 203–215 μm long, 194–212 μm wide at the level of coxae II, ornamented with polygonal pattern, surface sculptured with small cavities; shield bearing three pairs of equal length pilose setae. Metasternal shield free, elliptic, with a pilose seta and a pore. Genital shield 216–237 μm long, 194–224 μm wide, circular, ornamented with small punctation and sculptures, with a pair of pilose setae. Three pairs of different sized apodemes present between genital and ventrianal shields. Ventrianal shield ( Fig. 23 ) longer than wide, heart-shaped, 280–368 μm long, 253–300 μm wide, L/W= 1.10–1.20, ornamented with polygonal pattern and covered with small punctation over entire surface, bearing three pairs of pilose preanal setae, a pair of anal setae and a pilose postanal seta. Anterolateral extensions of cribrum not reaching bases of anal setae.

Gnathosoma ( Fig. 10 ). Three pairs of hypostomatic setae and a pair of palpcoxal setae present; all simple; h3 longest, length of h2 equal to pc, h1 not reaching ends of corniculi. Corniculi slim and long, horn-like. Deutosternal groove with five rows of denticles. Internal malae mediolaterally pilose. Chaetotaxy of palp trochanter, femur and genu 2-5-6. Palptarsus with a trifid apotele. Epistome arising on base of distal outgrowth and large, median processes deeply bifurcated apically, lateral processes apically trifurcated and smooth laterally; distal portions of lateral processes expanded ( Fig. 9 ). Chelicerae ( Fig. 24 ) well developed, length of movable digit of chelicerae 106 μm, fixed digit 103 μm long at the level base of dorsal seta; fixed digit with pilus dentilis and a dorsal seta serrate laterodistally. Arthrodial brush densely pilose, more thanhalf as long as chelicerae ( Fig. 12 ).

Legs: Normal for the genus. Coxae I with a pair of simple setae; coxae II–III with a pair of pilose setae; coxae IV with pilose seta. Tarsus II as in Fig. 11 .

Habitat. In the Kelkit Valley, it is found debris under Pinus sp. and Salix sp., rotting wood, ant nest, moss, and stream deposits at altitudes between 1345 and 1921 m.

Etymology. The species is named after Anatolia, part of Turkey.

Nothrholaspis dogani sp. nov. ( Figs 13–18 ; 25–27)

Diagnosis. Dorsal shield with 28 pairs of setae; setae j5, j6, z1, z5, z6, J2 and J5 simple; ventral shields bearing simple setae, except for pilose genital setae and postanal seta.

Specimens examined. Holotype, female, Turkey, Gümüşhane, Kürtün (Spider forest), 40° 39' N, 39° 01' E, alt. 1375 m, 29.October 2007, from rotting wood, moss and lichen. Paratypes, one female, same data as holotype; ten females, Giresun, Alucra, 40° 14' N, 38° 49' E, alt. 1758 m, 01 May 2012, from debris under Salix sp.

Description. Female.

Dorsum ( Fig. 13 ). Dorsal shield oblong, 1259–1384 μm long, 668–771 μm wide at the level of r4, reticulated with web-like polygonal pattern and covered with punctation; with 28 pairs of setae (J3 absent); setae j5, j6, z1, z5, z6, J2, J5 needle-like and simple; other setae pilose; seta z1 long, surpassing bases of seta j2,(in some specimens, distal tip of setae z1 and j5 trifid); length (µm) of setae: z1, 42–53; z5, 55–69; z6, 81–98; j5, 70–100; j6, 70–84; J2, 101–106.

Venter ( Fig. 14 ). Sternal shield ( Fig. 25 ) 262–281 μm long, 217–240 μm wide at the level of coxae II, reticulated with web-like pattern, sculptured between setae st1 and st2, with polygonal surface pattern between st2 and st3, antero-medially with micro-punctation; shield bearing three pairs of simple setae, st1 longest, st2 equal to st 3 in length. Metasternal shield free, elliptic, bearing a pore and a needle-like seta. Genital shield 251–269 μm long, 228–257 μm wide, sub-circular, ornamented with micro-sculpture, with a pair of pilose blade-like or trifid setae and distinct lateral sclerites. Three pairs of different sized apodemes present between genital and ventrianal shields. Length of ventrianal shield ( Fig. 26 ) equal to width, heart-shaped, 360–404 μm long, 337–401 μm wide, L/ W=1.00–1.06. Surface of shield ornamented with polygonal pattern, covered with small sculptures, bearing three pairs of smooth preanal setae, a pair of anal setae and a pilose postanal seta. Preanal setae Jv2 and Jv3 longer than Jv1. Length (µm) of setae: Jv1, 51–62; Jv2, 85–115; Jv3, 82–90. Anterolateral extensions of cribrum reaching or surpassing bases of anal setae.

Gnathosoma ( Fig. 16 ). Three pairs of hypostomatic setae and a pair of palpcoxal setae present; all simple; h3 longest, h2 equal length to pc, h1 not surpassing length of corniculi. Corniculi slim and long, horn-like. Deutosternal groove with five rows of denticles. Chaetotaxy of palp trochanter, femur, genu 2-5-6. Palptarsus with a trifid apotele. Epistome with a pair of lateral processes bifurcated distally and laterally smooth, median process distally deep bifurcated, small spines present between the lateral processes and median processes ( Fig. 15 ). Chelicerae ( Fig. 27 ) well developed, movable digit of chelicerae 159 μm long, fixed digit 147 μm long at the level base of dorsal seta; fixed digit with pilus dentilis and a comb-like serrate dorsal seta. Arthrodial brush densely pilose; half as long as the movable digit ( Fig. 18 ).

Legs: Chaetotaxy typical for the genus. Coxae I with a pair of simple setae; coxae II with a simple seta and a pilose seta; coxae III with a pair of brush-shape pilose setae; coxae IV with a pilose seta. Tarsus II as in Fig. 17 .

Etymology. The species is named for Turkish Acarologist Dr. Salih Doġan of Erzincan University, Turkey.

Habitat. In the Kelkit Valley, it is found debris under Coryllus sp., Pyrus sp., Quercus sp., Salix sp. and stream deposits and moss in localities at altitudes between 408 and 1825 m.

Figures

FIGURES 7 – 12. Nothrholaspis anatolicus sp. nov., female (holotype). 7. dorsal shield; 8. ventral shields; 9. epistome; 10. ventral view of gnathosoma; 11. tarsus II; 12. chelicera. Scale bars: 200 μm for 7 and 8; 100 μm for 9 – 12.

FIGURES 19 – 27. Nothrholaspis turcicus sp. nov., female: 19. Sternal shield; 20. Ventrianal shield; 21. Chelicera. Nothrholaspis anatolicus sp. nov., female: 22. Sternal shield; 23. Ventrianal shield; 24. Chelicera. Nothrholaspis dogani sp. nov., female: 25. Sternal shield; 26. Ventrianal shield; 27. Chelicera.

FIGURES 13 – 18. Nothrholaspis dogani sp. nov., female (holotype). 13. dorsal shield; 14. ventral shields; 15. epistome; 16. ventral view of gnathosoma; 17. tarsus II; 18. chelicera. Scale bars: 200 μm for 13 and 14; 100 μm for 15 – 18.