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Fig. 9 in The Combing of Cribellar Silk by the Prithine Misionella mendensis, with Notes on Other Filistatid Spiders (Araneae: Filistatidae)

Fig. 9. Schematic drawing showing the attaching behavior of the prithine Misionella mendensis once the cribellar segment is combed, splitting both halves of the cribellar thread, and the disposition of the sticky silk and the foundation line. (Left, drawn from photography [from fig. 7]; right, composed from fig. 8.)

Figs. 17–18 in The Combing of Cribellar Silk by the Prithine Misionella mendensis, with Notes on Other Filistatid Spiders (Araneae: Filistatidae)

Figs. 17–18. Misionella mendensis (Misiones, Argentina) web's general appearance. 17. Note the radial disposition of the foundation lines toward the retreat, and the transversal cribellar threads. 18. Detail of web. Note the old lines under the new ones.

Figs. 10–11 in The Combing of Cribellar Silk by the Prithine Misionella mendensis, with Notes on Other Filistatid Spiders (Araneae: Filistatidae)

Figs. 10–11. Cribellar silk in Pikelinia tambilloi from Santiago del Estero, Argentina, on a Petri dish. 10. Detail of foundation line elevated from the substratum and used as a guide. Note the foundation line, the cribellar thread, and the point of split in it. 11. Same, detail on the attachment point of the cribellar thread below the plane of the foundation line.

Figs. 3–6. Filistatid cribellum and cribellar spigots. 3–4 in The Combing of Cribellar Silk by the Prithine Misionella mendensis, with Notes on Other Filistatid Spiders (Araneae: Filistatidae)

Figs. 3–6. Filistatid cribellum and cribellar spigots. 3–4. Misionella mendensis, early spiderling, third dispersing stage, from Misiones, Argentina (SEM preparation MJR-00055). 3. Cribellum. 4. Cribellar spigots. 5–6. Pritha nana, female from Bolzano, Italy (SEM preparation MJR-00805). 5. Cribellum. 6. Cribellar spigots.

Fig. 29 in The Combing of Cribellar Silk by the Prithine Misionella mendensis, with Notes on Other Filistatid Spiders (Araneae: Filistatidae)

Fig. 29. Evolution of the different types of attachment of double-stranded sticky lines optimized on the cladogram of generic relationships within Filistatidae, according to Ramírez and Grismado (1997) and our analysis. Note the ambiguous optimization on the Prithinae node.

Figs. 1–2 in The Combing of Cribellar Silk by the Prithine Misionella mendensis, with Notes on Other Filistatid Spiders (Araneae: Filistatidae)

Figs. 1–2. The two different types of combing behavior as defined by Eberhard (1988). 1. Type I combing behavior: the combing leg IV rests on the immobile supporting leg III, and only leg IV moves. Misionella mendensis (Filistatidae) from Misiones, Argentina. 2. Type II combing behavior: the combing leg IV holds on the contralateral supporting leg IV, and both legs move together as an almost rigid unit. Austrochilus forsteri Grismado, Lopardo and Platnick (Austrochilidae) from M. N. Contulmo, Chile.

Fig. 16 in The Combing of Cribellar Silk by the Prithine Misionella mendensis, with Notes on Other Filistatid Spiders (Araneae: Filistatidae)

Fig. 16. Cribellar silk in Pikelinia tambilloi from Santiago del Estero, Argentina, on a Petri dish. Note the structural units of split cribellar threads.

Figs. 12–15 in The Combing of Cribellar Silk by the Prithine Misionella mendensis, with Notes on Other Filistatid Spiders (Araneae: Filistatidae)

Figs. 12–15. Structure of a cribellar thread in Misionella mendensis (SEM preparation LL-G). 12. Detail of two structural units of sticky segments from a web sample. Note the foundation line, the cribellar thread, and the point of split in it. 13. Same, detail on the attachment point of the cribellar thread with legs IV. 14. Same, detail of the point of split in the cribellar double-stranded thread. 15. Detail of the split supporting lines.

Figs. 25–28 in The Combing of Cribellar Silk by the Prithine Misionella mendensis, with Notes on Other Filistatid Spiders (Araneae: Filistatidae)

Figs. 25–28. Kukulcania hibernalis (Buenos Aires, Argentina), webs on houses. 25. Web of adult, general appearance. 26. Same, detail on the edge of the web. 27–28. Webs of juveniles on a wooden wall. Note the radial lines with cribellar thread on their edges.

Figs. 21–24 in The Combing of Cribellar Silk by the Prithine Misionella mendensis, with Notes on Other Filistatid Spiders (Araneae: Filistatidae)

Figs. 21–24. Filistata insidiatrix (Siena, Italy), webs on a brick wall. 21–22: Webs of adults. Note the mesh of overlapped threads. 23–24: Webs of juveniles. Note the radial lines with cribellar thread on their edges.

Figs. 19–20. Filistatid spiders. 19 in The Combing of Cribellar Silk by the Prithine Misionella mendensis, with Notes on Other Filistatid Spiders (Araneae: Filistatidae)

Figs. 19–20. Filistatid spiders. 19. Pritha nana, female from Bolzano, Italy. 20. Kukulcania hibernalis, male from Buenos Aires, Argentina.

Figs. 7–8 in The Combing of Cribellar Silk by the Prithine Misionella mendensis, with Notes on Other Filistatid Spiders (Araneae: Filistatidae)

Figs. 7–8. Combing and attaching behavior for Misionella mendensis (Misiones, Argentina). 7. Combing behavior, note the right combing leg IV resting on the left supporting leg III. 8. M. mendensis in a posterior view attaching the split cribellar thread using both legs IV.

Figure 9 from: Brescovit AD, Magalhaes ILF, Cizauskas I (2016) Three new species of Misionella from northern Brazil (Araneae, Haplogynae, Filistatidae). ZooKeys 589: 71-96. https://doi.org/10.3897/zookeys.589.7951

Figure 9 - SEM images of Misionella pallida sp. n., male from Floriano, Piauí, Brasil (UFMG 14828) A epiandrium, ventral view B spinnerets, ventral view C cribellum, ventral view D spinnerets, left ALS, ventral view E PMS, ventral view F left PLS, ventral view. Abbreviations: Ac = aciniform gland spigots, ALS = anterior lateral spinnerets, AT = anal tubercle, Cr = cribellum, MAP = major ampullate gland spigot, mAP = minor ampullate gland spigot, PC = paracribellar gland spigot, Pi = piriform gland spigot, PLS = posterior lateral spinnerets, PMS = posterior median spinnerets. Scale bars: 0.02 mm (A, C), 0.1 mm (B), 0.01 mm (D–F).

Figure 8 from: Brescovit AD, Magalhaes ILF, Cizauskas I (2016) Three new species of Misionella from northern Brazil (Araneae, Haplogynae, Filistatidae). ZooKeys 589: 71-96. https://doi.org/10.3897/zookeys.589.7951

Figure 8 - SEM images of Misionella pallida sp. n., female from Parque Municipal Pedra do Castelo, Castelo do Piauí, Piauí (UFMG 14385) A spermathecae, dorsal view B same, lateroventral view C same, anteroventral view D same, anteroventral (inset: detail of pores with filamentous gland). Scale bars: 0.1 mm (A–C), 0.02 mm (D).

Figure 7 from: Brescovit AD, Magalhaes ILF, Cizauskas I (2016) Three new species of Misionella from northern Brazil (Araneae, Haplogynae, Filistatidae). ZooKeys 589: 71-96. https://doi.org/10.3897/zookeys.589.7951

Figure 7 - SEM images of Misionella pallida sp. n., male from Bairro Morada do Sol, Teresina, Piauí (UFMG 14827), A left leg II, retrolateral view B same, detail of macrosetae, retrolateral view. Arrow points to spines. C same, dorsal view. Arrow points to macrosetae D same, detail of macrosetae, subventral view E same, metatarsus stopper, dorsal view (inset, tricobothrial base). Scale bars: 0.1 mm (A–C), 0.05 mm (D), 0.02 mm (E).

Figure 6 from: Brescovit AD, Magalhaes ILF, Cizauskas I (2016) Three new species of Misionella from northern Brazil (Araneae, Haplogynae, Filistatidae). ZooKeys 589: 71-96. https://doi.org/10.3897/zookeys.589.7951

Figure 6 - SEM images of Misionella pallida sp. n., male from Floriano, Piauí, Brasil (UFMG 14828) A male right palp, prolateral view B same, retrolateral view C same, prolateral view, detail of right bulb (inset embolus and PL, dorsal) D same, right cymbium, dorsal view. Abbreviations: Cy = cymbium, E = embolus, PH = plumose setae, PL = paraembolic lamina, Ti = palpal tibia. Scale bars: 0.1 mm, except inset, 0.01 mm.

Figure 5 from: Brescovit AD, Magalhaes ILF, Cizauskas I (2016) Three new species of Misionella from northern Brazil (Araneae, Haplogynae, Filistatidae). ZooKeys 589: 71-96. https://doi.org/10.3897/zookeys.589.7951

Figure 5 - Misionella pallida sp. n.. A, G–H Male from Bairro Morada do Sol, Teresina, Piauí (UFMG 14827) D–F Sítio Ouro Verde, União, Piauí (CHNUFPI 1099) B–C female from Parque Nacional Serra da Capivara, Coronel José Dias, Piauí (UFMG 14829). A–B habitus, dorsal view C habitus, lateral view D male right leg II, ventral view E same, retrolateral view F same, dorsal view G male right palp, prolateral view H same, distal area (mirrored). Scale bars: 1 mm (A–C), 0.5 mm (D–F), 0.1 mm (G–H).

Figure 4 from: Brescovit AD, Magalhaes ILF, Cizauskas I (2016) Three new species of Misionella from northern Brazil (Araneae, Haplogynae, Filistatidae). ZooKeys 589: 71-96. https://doi.org/10.3897/zookeys.589.7951

Figure 4 - Misionella aikewara sp. n.. Male from São Geraldo do Araguaia, Pará (IBSP 191196) (A, C–G), female from Xambioá, Tocantins (IBSP 191194) (B). A–B habitus, dorsal view C male left metatarsus II, ventral view D male left metatarsus II, retrolateral E male left palp, prolateral view F same, retrolateral view G same, dorsal view.

Figure 3 from: Brescovit AD, Magalhaes ILF, Cizauskas I (2016) Three new species of Misionella from northern Brazil (Araneae, Haplogynae, Filistatidae). ZooKeys 589: 71-96. https://doi.org/10.3897/zookeys.589.7951

Figure 3 - SEM images of Misionella carajas sp. n., female from Cave N4E-0024, Flona Carajás, Parauapebas, Pará (IBSP 97831) A female right leg I, tarsal claws B female right leg III, tarsus, dorsal, trichobothria C same, retrolateral, detail of plumose setae D endite, serrula and chemosensory setae E PMS, ventral view F PLS, ventral view. Abbreviations: Ac = aciniform gland spigots, Ch= chemosensory setae, mAP = minor ampullate gland spigot, PC = paracribellar gland spigot. Scale bars: 0.05 mm (A, D), 0.01 mm (B), 0.1 mm (C).

Figure 12 from: Brescovit AD, Magalhaes ILF, Cizauskas I (2016) Three new species of Misionella from northern Brazil (Araneae, Haplogynae, Filistatidae). ZooKeys 589: 71-96. https://doi.org/10.3897/zookeys.589.7951

Figure 12 - Spermathecae, dorsal view, latic acid cleared. A Misionella carajas sp. n., female from Cave N4E_0079, Flona Carajás, Parauapebas, Pará (IBSP 166200) B Misionella pallida sp. n., female from Parque Nacional das Sete Cidades, Piracuruca, Piauí (MPEG 22752) C–D same species, variation, female from Magnesita, Brumado, Bahia (UFMG 15513). Scale bars: 0.05 mm (A, D), 0.1 mm (B–C).