Two new Colombian harvestmen of the genus Quindina Roewer, 1914 (Opiliones Nomoclastidae) Author Pinzón Morales, Conchita A. Author Pinto-Da-Rocha, Ricardo text Zootaxa 2020 2020-03-09 4748 3 531 547 journal article 10.11646/zootaxa.4748.3.7 1f32f399-3fc4-4667-94d7-8a3f29119524 1175-5326 3701123 FE5C2CAB-B10E-4F71-B970-D3EBD75DEEC0 Quindina Roewer, 1914 Quindina Roewer, 1914: 107 , 129 (misspelled Quidina on page 128); Pinto-da-Rocha & Bragagnolo, 2017:112 (complete synonymic listing). Type species: Quindina bella Roewer, 1914 by monotypy. Zygopachylus Chamberlin, 1925: 243 . Type species: Zygopachylus albomarginis Chamberlin, 1925 by original designation. Panamella Roewer, 1932: 314 . Type species: Panamella gracilis Roewer, 1932 , by monotypy. Poassa Roewer, 1943: 33 . Type species: Poassa limbata Roewer, 1943 , by monotypy. Species included: Quindina albiocularia Pinto-da-Rocha & Bragagnolo, 2017 ; Q. albomarginis ( Chamberlin, 1925 ) ; Q. bella Roewer, 1914 ; Q. bimaculata Roewer, 1932 ; Q. burbayar Pinto-da-Rocha & Bragagnolo, 2017 ; Q. discolor , sp. nov . ; Q. hermesi sp. nov. ; Q. kuna Pinto-da-Rocha & Bragagnolo, 2017 ; Q. limbata (Roewer, 1943) ; Q. marginata (Roewer, 1963) ; Q. morae Pinto-da-Rocha & Bragagnolo, 2017 . Distribution: Colombia , Costa Rica , Ecuador and Panamá . TABLE 1. List of characters and character states used in the cladistic analyses, based on Kury & Villarreal (2015) and Pinto-da-Rocha & Bragagnolo (2017) .
Characters States
1. DS (dorsal scutum), main outline in dorsal view (0) Beta, abdominal part size comparable to carapace, steadily growing wider posteriorly, with broad convex posterior margin (typical of Triaenonychidae ); (1) epsilon, sub-rectangular with corners rounded, no constrictions and slightly arched laterals (as in Agoristenus ); (2) alpha; (3) beta (constricted twice, with coda, widest part on posterior third); (4) gamma; (5) zeta, [similar to alpha (widest part in the middle), but narrower, with constrictions less extreme (as in Hoplobunus )]; (6) theta, bell-shaped, without posterior constriction, narrowing gradually; (7) delta; (8) iota, subrectangular.
2. Posterior margin of DS, shape (0) convex; (1) straight; (2) concave.
3. Carapace outline, sexual dimorphism (0) same size in both sexes; (1) greatly enlarged in males, groove projecting backwards, squeezing scutal area I.
4. Ocularium, structure (0) high, coarsely granular, slanted forward; (1) low, may even have a median depression.
5. Placement of the eyes on two separate eyeballs (absence of ocularium) (0) eyes placed on a common ocularium; (1) 2 separate eyes.
6. Frontal hump of carapace (0) absent; (1) present.
7. Scutal area I, presence of median longitudinal groove (0) absent, area I entire; (1) present, area I divided into left and right halves; (2) secondary effacement; (3) Goniosoma-like (area II invading area I).
8. Scutal area III, paired armature (0) unarmed; (1) with paramedian pair of tubercles or spines; (2) high spines, partially fused.
9. Median spiniform apophysis of free tergite III, shape (0) absent; (1) stout; (2) small.
10. Median spiniform apophysis of free tergite II, presence (0) absent; (1) present
11. Furrow between scutal areas III and IV, degree of effacement (0) furrow complete; (1) furrow effaced in the middle; (2) furrow entirely effaced.
12. Furrow between areas III and IV, shape (0) straight; (1) clearly recurved (pointing forwards); (2) gently procurved (pointing backwards); (3) barely distinct, sinuous (formed by two, joined, Cshaped furrows) clearly marked, sinuous; (4) entirely effaced.
13. Lateral margins of dorsal scutum, armature (character inactive, see Pinto-da-Rocha & Bragagnolo, 2017 ) (0) finely granular or without special granulation arranged in a row; (1) with longitudinal row of light-colored, large tubercles, coalescent and flattened; (2) with marginal row of well-spaced, light-colored tubercles.
14. Stigmatic area, posterior border (0) straight or only very slightly concave; (1) deeply concave.
15. Basichelicerite, structure (0) short, unarmed; (1) pre-bulla very long, powerfully armed; (2) bulla long, robust, with marginal armature; (3) bulla of male attenuate; (4) long and very thick.
16. Posterior margin of cheliceral bulla, ornamentation (0) smooth; (1) with several teeth.
17. Cheliceral hand of male, sexual dimorphism (0) present, cheliceral hand balloon-like, swollen; (1) absent, cheliceral hand similar in both sexes; (2) intermediate, chelicera of male a little larger.
18. Cheliceral fingers, elaborate dentition, presence (0) absent, teeth reduced and subequal; (1) present, teeth conform to varied categories, fingers often twisted and bent.
19. Pedipalpal trochanter, modification for locking (0) without modifications; (1) with ventro-basal apophysis interlocking against cavity in coxa I.
20. Pedipalpal femur, shape (0) cylindrical; (1) compressed, slightly concave mesally, with ventral row of numerous small spines coalesced into a flap; (2) compressed, with ventral row of independent small spines; (3) slightly compressed, accommodated wrapping chelicerae.
21. Pedipalpal femur, disto-mesal setiferous tubercle (0) absent; (1) present.
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Characters States
22. Pedipalpal femur, ventral row of spines (0) absent; (1) numerous short teeth; (2) few stout spines; (3) one basal larger and a few smaller in the middle.
23. Pedipalpal femur, ventro-basal cluster of setiferous tubercles (0) only one, clearly ventral, outside the 2 rows of ventro-ectal and ventro-mesal setiferous tubercles; (1) a cluster of 2 divergent setiferous tubercles; (2) none.
24. Pedipalpal tibia, shape (0) semi-cylindrical, without flap; (1) strongly depressed and concave, all setae fused forming a marginal flap.
25. Pedipalpal tibia, ventro-ectal setiferous tubercles, size relationship (0) subequal; (1) penultimate or last much larger.
26. Pedipalpal tarsus, shape (0) large, subrectangular, with normal claw; (1) small, subtriangular with claw much reduced.
27. Patella and tibia of pedipalp, granulation of dorsal surface (0) finely granular; (1) with coarse tuberculation.
28. Pedipalp, general size compared to body (0) as long as scutum; (1) extremely elongate and thin; (2) robust, clearly larger than scutum; (3) stunted, shorter than scutum and thin; (4) not comparable, cosmetiform.
29. Tarsus I, basal articles fused forming a spindle (0) absent; (1) present.
30. Relative thickness of legs I–IV (0) all subequal; (1) III–IV clearly stronger than I–II; (2) legs getting steadily stronger from I to IV; (3) only leg IV much stouter than the others in the males.
31. Coxa IV, dorso-apical apophysis only in male (0) absent; (1) present.
32. Coxa IV of male, armature 0 weakly developed, armed with small spine or unarmed; (1) very robust, hornlike apophysis.
33. Coxa IV of male, position relative to dorsal scutum in dorsal view (0) concealed under DS; (1) clearly surpassing DS.
34. Trochanter IV of male, retro-distal region, armature (0) unarmed; (1) stout recurved hook; (2) short, spiniform apophysis; (3) stout, procurved hook.
35. Femur IV of male, structure (0) elongate, thin, cylindrical, substraight; (1) short, slightly sinuous, thickened; (2) moderately long, only slightly incrassate sinuous.
36. Femur IV, sexual dimorphism (0) absent; (1) clearly marked.
37. Tibia IV, sexual dimorphism (0) absent; (1) clearly marked
38. Distitarsus of leg I, segmentation (0) with 2 articles; (1) with 3 articles.
39. Tarsal claw, legs 3–4, structure (0) median prong, with lateral secondary prongs; (1) paired claws.
40. Tarsal process (0) absent; (1) present, similar to claws; (2) present, very thick.
41. Truncus penis, presence of musculature (0) present, one muscle along the shaft; (1) absent, gland moved by hydraulic pressure.
42. Pars distalis of truncus penis, structure (0) Distal region of truncus bears MS, but it is not clear-cut defined, being continuous with pars basalis; (1) A Ventral plate (VP) is present in the form of a lamina parva, separated from the base by a waist; (2) completely defined as a flattened subrectangular VP, clearly separated from truncus; (3) Truncus uniform, topped by a tongue-shaped setigerous plate, homology with macrosetae of other Laniatores is uncertain; (4) VP well-defined, immensely developed, complex-shaped, separated from truncus by a neck.
43. Staff-like break on distal portion of truncus, presence (0) absent; (1) present.
44. Division of distal setigerous region of truncus (0) complex system of plates detached from truncus; (1) gradual narrowing of apex without distinction of a podium or a ventral plate; (2) lamina parva wellmarked but extending dorsally, podium absent; (3) distal truncus well-cut as a podium, and VP well-marked.
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Characters States
45. Ventral plate, position in relation to truncus (0) in the same plan; (1) bent upon ventral plate
46. Ventral plate length (0) long, at least twice as long as truncus width; (1) short, as long as truncus width.
47. Ventral plate, insertion in truncus apex (0) not sunken into truncus; (1) sunken into truncus.
48. Lateral borders of pars distalis (0) without keeling; (1) distorted, thinner, with setae dislodged from lateral to dorso-lateral insertion; (2) flange; (3) flange present but rudimentary only; (4) not comparable because flange region is completely overwhelmed by immense MS C.
49. Metasarcine spiny sacs, presence (0) absent; (1) present as a pair of haematodochae latero-subdistally on truncus penis
50. Ventral plate, overlapping with distal truncus (0) nor overlapping; (1) truncus reaching about half the length of ventral plate; (2) truncus overlapping very little, only at base
51. Ampycus-like VP, oval, with deep cleft on distal border, presence (0) absent; (1) present.
52. Glans penis dorsal process, presence (0) absent; (1) present, thumb-like; (2) laminar as a keel.
53. Glans penis ventral process, presence (0) absent; (1) gonyleptid process, formed by stem plus flabellum; (2) serrate funnel, arising straight from mid-stylus.
54. Glans, shape (0) embodied in the capsula externa; (1) as a haematodocha, relatively free in the apical part of truncus; (2) mounted atop the follis.
55. Glans complex, size and position in relation to ventral plate (0) stylus short, atop a short glans; (1) stylus long, in situ surpassing VP because situated on a long podium + glans; (2) stylus very long, atop a short glans, in situ surpassing ventral plate; (3) stylus elongate, upon a long column, surpassing ventral plate; (4) stylus very short, atop a triangular glans.
56. Sac glans, structure (0) non-columnar; (1) columnar.
57. Basal glans sac, structure (0) formed by amorphous folds; (1) formed by superimposed rings
58. Stylus, distal portion, shape (0) cylindrical, or otherwise non-compressed; (1) somewhat compressed, with small serrate crest and ill-defined carena; (2) clearly compressed, with welldeveloped ventral serrate crest and well-marked carena.
59. Stylus, structure (0) cylindrical, with terminal opening; (1) strongly flattened and expanded as a serrate keel, with opening as a slit displaced to dorsal; (2) Metalibitia -like, sui generis .
60. Stylar cap, presence (0) absent; (1) present.
61. Ventral plate or ventral surface of penis, microsetae cover (0) glabrous, microsetae absent; (1) covered by one or two fields or isolated clumps of microsetae of varied shapes.
62. Median field of scale-bristles, shape (0) absent; (1) complete; (2) divided in 2 “lungs”; (3) extremely reduced to 2 small flecks.
63. Median field of scale-bristles, structure (0) formed by T1; (1) formed by T2 or T2/T3; (2) formed only by T3; (3) formed by T5.
64. Lateral fields of scale-bristles (always formed by type 4 scale- bristles), shape (0) absent; (1) restricted to corners of ventral plate; (2) prominent, occupying most of ventral plate; (3) two wide stripes almost touching each other in the center; (4) restricted to the area of macrosetae group C.
65. Macroseta A, position (0) inserted on lateral border of ventral plate; (1) encircling ventral plate as a girdle.
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Characters States
66. Macroseta A-B, size and arrangement (0) all fairly elongate arranged as a girdle, B more ventral; (1) lacking entirely; (2) A1–A2 forming slanted row, with B extremely reduced; (3) all relatively sturdy, forming an arch, B a little weaker, always positioned latero-ventralmost in the arch; (4) all a little reduced in size and number, B proximal to A, lateral or ventro-lateral-two A and 1 B forming a triangle, with A lateral in a longitudinal row and B slightly shifted to latero ventral; (5) both A and B inserted at extreme distal end, all robust and long. B lateral to ventro-lateral; (6) Macroseta A forming an evenly spaced row ith C on laterals of ventral plate.
67. Macroseta A, position (0) more proximal, with gap between A and C; (1) more distal, adjacent to C.
68. Macroseta B, presence (0) absent; (1) present.
69. Macrosetae C, basic placement (0) composing with A an outer girdle to glans, outside D; (1) not as a girdle, neither aligned with A, but still dorso-lateral on ventral plate; (2) as a longitudinal lateral row distal on ventral plate.
70. Macrosetae C, shape (0) short, sturdy, at least partly lanceolate; (1) robust, with point lanceolate; (2) extremely long and slender; (3) very long and flattened; (4) robust, “buffalo- horn” ( Kury & Villarreal 2015 ); (5) moderately long and twisted, slender, acuminate.
71. Macrosetae D (0) 1 pair, inserted fully dorsal, at the midway sides of the glans; (1) 1 pair, inserted much more distally on dorsal surface of VP, shifted more to lateral; (2) 1 or 2 pairs, well developed, shifted to distal, but still clearly dorsal; (3) 2 pairs, very small, dorso-basal near the glans; (4) 2 pairs, forming a mid-dorsal comb, located basal to glans.
72. Macrosetae D, insertion (0) 1 to 3 pairs fully dorsal, surrounding glans, 1 pair at least as base of glans; (1) only one pair, migrated to latero-dorsal among A-C; (2) one pair dorso- lateral at base of glans; (3) 1 or 2 pairs, fully dorsal, much distal; (4) 1 pair lateral between A and C.
73. Macrosetae E, position (0) 2 pairs, entirely on the ventral surface of VP, forming a square; (1) 2 to 4 pairs, strongly reduced, inserted on the latero-distal flange of ventral plate.
74. Macrosetae E, size (0) large, size comparable to A, B or C; (1) minute, size much smaller than A, B or C.
75. Macrosetae, pattern (0) Pattern A–E not recognizable. Not organized in 5 groups and distributed around the VP surface. Homology obscure; (1) Pattern A–E clearly recognizable within the A, B, C, D, E chaetotaxy.
76. Tarsal claws of legs III–IV, structure (0) triaenonychium; (1) double claw.
77. Tarsal aggregate pores (0) absent; (1) present.
78. Row of rounded and large tubercles on lateral margin (0) lacking; (1) present, coalescent and flattened; (2) present, rounded and well- spaced.
79. White tubercles on ocularium (0) lacking; (1) present.
80. White tubercles on area I (0) lacking; (1) present.
81. White tubercles on area II (0) lacking; (1) present.
82. White tubercles on lateral margin (0) lacking; (1) all tubercles; (2) only the largest pair.
83. Enlarged tubercles or elevation almost at end of lateral margin (0) lacking; (1) enlarged tubercles; (2) wide elevation.
84. Free tergite II with one pair of tubercles longer than tergite length (0) lacking; (1) present.
85. Free tergite III with one pair of tubercles longer than tergite length (0) lacking; (1) present.
86. Lateral margins of areas with white patches (0) lacking; (1) present.
87. White patches on posterior region of prosoma (0) lacking; (1) present.
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