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Figure 9. Spinnerets. A–E, Metabus ocellatus. A, female ALS. B, female PMS. C, female PLS. D, male PLS. G, epiandrous fusules. F–H, Allende longipes. F, female ALS. G, female PMS. H, female PLS. I–J, A. nigrohumeralis. I, male PLS. J, epiandrous fusules. K–O, Mollemeta edwardsi. K, female ALS. L, female PMS. M, female PLS. N, male PLS. O in Systematics of the spider genus Metabus O. P.-Cambridge, 1899 (Araneoidea: Tetragnathidae) with additions to the tetragnathid fauna of Chile and comments on the phylogeny of Tetragnathidae
Figure 9. Spinnerets. A–E, Metabus ocellatus. A, female ALS. B, female PMS. C, female PLS. D, male PLS. G, epiandrous fusules. F–H, Allende longipes. F, female ALS. G, female PMS. H, female PLS. I–J, A. nigrohumeralis. I, male PLS. J, epiandrous fusules. K–O, Mollemeta edwardsi. K, female ALS. L, female PMS. M, female PLS. N, male PLS. O, epiandrous fusules.
Figure 6. A in Systematics of the spider genus Metabus O. P.-Cambridge, 1899 (Araneoidea: Tetragnathidae) with additions to the tetragnathid fauna of Chile and comments on the phylogeny of Tetragnathidae
Figure 6. A, female genital anatomy of Allende patagiatus mating plug. B–C, A. longipes. B, epigynum caudal view. C, dorsal view. D–E, A. nigrohumeralis. D, fertilization and copulatory ducts. E, accessory gland openings. F, Chrysometa saladito spermatheca lateral view.
Figure 8. A–E in Systematics of the spider genus Metabus O. P.-Cambridge, 1899 (Araneoidea: Tetragnathidae) with additions to the tetragnathid fauna of Chile and comments on the phylogeny of Tetragnathidae
Figure 8. A–E, female genital anatomy of Mollemeta edwardsi. A, epigynum ventral view. B, caudal view. C, dorsal view. D, spermatheca lateral view. E, accessory gland openings. F, Chrysometa alajuela epigynum anterior view.
Figure 19. Allende nigrohumeralis. A, female habitus. B, female frontal view. C–G, epigynum. C, caudal view. D, lateral view. E, ventral view. F, caudal view cleared. G, dorsal view cleared. H, male habitus. I, male frontal view. J–P, male pedipalp. J, expanded. K, ventral view. L, dorsal view. M, expanded. N, conductor detail. P, ectal view. Scale bars 0.2 in Systematics of the spider genus Metabus O. P.-Cambridge, 1899 (Araneoidea: Tetragnathidae) with additions to the tetragnathid fauna of Chile and comments on the phylogeny of Tetragnathidae
Figure 19. Allende nigrohumeralis. A, female habitus. B, female frontal view. C–G, epigynum. C, caudal view. D, lateral view. E, ventral view. F, caudal view cleared. G, dorsal view cleared. H, male habitus. I, male frontal view. J–P, male pedipalp. J, expanded. K, ventral view. L, dorsal view. M, expanded. N, conductor detail. P, ectal view. Scale bars 0.2 mm, except in habitus 1 mm.
Figure 5. A–E in Systematics of the spider genus Metabus O. P.-Cambridge, 1899 (Araneoidea: Tetragnathidae) with additions to the tetragnathid fauna of Chile and comments on the phylogeny of Tetragnathidae
Figure 5. A–E, male genital anatomy of Allende puyehuensis. A, pedipalp ventral view. B, ectal view. C, cymbial processes. D, pedipalp apical view. E, mesal view. F, Chrysometa alajuela pedipalp ectal view.
Figure 17. Allende patagiatus. A, female habitus. B, female frontal view. C–G, epigynum. C, ventral view. D, caudal view. E, lateral view. F, caudal view cleared. G, dorsal view cleared. H, male habitus. I, male frontal view. J–M, male pedipalp. J, ectal view. K, conductor detail. L, dorsal view. M, ventral view. Scale bars 0.2 in Systematics of the spider genus Metabus O. P.-Cambridge, 1899 (Araneoidea: Tetragnathidae) with additions to the tetragnathid fauna of Chile and comments on the phylogeny of Tetragnathidae
Figure 17. Allende patagiatus. A, female habitus. B, female frontal view. C–G, epigynum. C, ventral view. D, caudal view. E, lateral view. F, caudal view cleared. G, dorsal view cleared. H, male habitus. I, male frontal view. J–M, male pedipalp. J, ectal view. K, conductor detail. L, dorsal view. M, ventral view. Scale bars 0.2 mm, except in habitus 1 mm.
Figure 3 in Molecular phylogeny of the western Atlantic species of the genus Portunus (Crustacea, Brachyura, Portunidae)
Figure 3. Consensus phylogenetic tree obtained from BAY analysis (50% majority consensus of 9800 trees) of 16S rRNA gene sequences for the western Atlantic species of Portunus, and other selected portunids. Numbers are posterior probabilities; values ≤ 50% are not shown. Letters to right centre on three major clades (A–C), as discussed in the text.
Figure 1 in Molecular phylogeny of the western Atlantic species of the genus Portunus (Crustacea, Brachyura, Portunidae)
Figure 1. One of the three phylogenetic trees obtained from MP analysis of 16S rRNA gene sequences for the western Atlantic species of Portunus, and other selected portunids. Numbers are significance values for 1000 bootstraps; values ≤ 50% are not shown. Letters to right centre on three major clades (A–C), as discussed in the text.
Figure 2 in Molecular phylogeny of the western Atlantic species of the genus Portunus (Crustacea, Brachyura, Portunidae)
Figure 2. Single phylogenetic tree obtained from NJ analysis of 16S rRNA gene sequences for the western Atlantic species of Portunus, and other selected portunids. Numbers are significance values for 1000 bootstraps; values ≤ 50% are not shown. Letters to right centre on three major clades (A–C), as discussed in the text.
Figure 1 in Phylogeny of the Zoroasteridae (Zorocallina; Forcipulatida): evolutionary events in deep-sea Asteroidea displaying Palaeozoic features
Figure 1. Cladogram of the Zoroasteridae. Node numbers are indicated in bold. Bootstrap support is indicated as %. Bremer values are indicated in shadow font.
Figure 6 in Phylogeny of the Zoroasteridae (Zorocallina; Forcipulatida): evolutionary events in deep-sea Asteroidea displaying Palaeozoic features
Figure 6. Zoroaster carinatus (NMNH E1804) A, abactinal surface, disk and arms. B, close up-arms. Zoroaster fulgens C, abactinal surface, disk and arms (NMNH 11264). D, abactinal surface, variant form with spines, disk and arms (NMNH 1017683). E, eocene fossil from Seymour Island, disk and arms. (NMNH 256068). F, deep-water variant morphology from South Atlantic, disk and arms. (NMNH E47615). G, juvenile specimen, abactinal surface. (NMNH E18533). H, internal view showing absence of internal buttress (NMNH E38657). Scale bar = 0.5 cm.
Figure 3 in Phylogeny of the Zoroasteridae (Zorocallina; Forcipulatida): evolutionary events in deep-sea Asteroidea displaying Palaeozoic features
Figure 3. Bythiolophus acanthinus Holotype (USNM 37011). A, arm and disk. B, carinal and marginals on close-up of arm. C, carinals and marginals from paratype of Zoroaster macracanthus.(MCZ 2499) D, lateral view showing actinolateral spination. Doraster constellatus Paratype (USNM E11357). E, abactinal view, disk and arms. F, oral region with prey (PR). Ring of pedicellariae (PED, character #7.3) adjacent (USNM 34980). G, lateral view (USNM 1080506). Scale bar = 0.5 cm.
Figure 2. A in Phylogeny of the Zoroasteridae (Zorocallina; Forcipulatida): evolutionary events in deep-sea Asteroidea displaying Palaeozoic features
Figure 2. A, abactinal surface juvenile specimen, Myxoderma sacculatum (USNM E1149). B, abactinal surface, adult specimen, M. sacculatum (USNM E3596). C, ambulacral ossicles and superambulacral ossicles (SA), M. sacculatum (USNM E3596). D, same specimen, arm viewed head-on showing ambulacrals (AMB), internal buttress (IB), Sagenaster evermanni (USNM 16023). E, abactinal surface, disk and arms. F, arm plates. G, abactinal disk and arm plates showing plate morphology (coelomic view, M. sacculatum USNM E13990).
Figure 18. Trachytherus spegazzinianus from Lacayani. A, left M1, LAC 14. B in Late Oligocene mesotheriids (Mammalia, Notoungulata) from Salla and Lacayani (Bolivia): implications for basal mesotheriid phylogeny and distribution
Figure 18. Trachytherus spegazzinianus from Lacayani. A, left M1, LAC 14. B, right (reversed) M2–3, MNHN-BOL-V 010725. C, right dentary with p3–4, m1 (or p4, m1–2), LAC 19. D, left maxillary with dP3–4, LAC 4. Scale bar = 1 cm.
Figure A3. M3 in Late Oligocene mesotheriids (Mammalia, Notoungulata) from Salla and Lacayani (Bolivia): implications for basal mesotheriid phylogeny and distribution
Figure A3. M3 mesio-distal (m-d) length and labiolingual (l-l) width during three different wear stages (lingual aperture, enclosed fossette, featureless), in mm.
Figure 19. Phylogenetic relationship between basal mesotheriids. A in Late Oligocene mesotheriids (Mammalia, Notoungulata) from Salla and Lacayani (Bolivia): implications for basal mesotheriid phylogeny and distribution
Figure 19. Phylogenetic relationship between basal mesotheriids. A, strict consensus (26 steps, CI = 0.731, RI = 0.731; Bremer indices: Mesotheriidae = 2, Mesotheriinae = 1). B, majority-rule consensus, with percentages of nodes with less than 100% indicated (21 steps, CI = 0.905, RI = 0.923). C, Adams consensus (23 steps, CI = 0.826, RI = 0.846).
Figure 14 in Late Oligocene mesotheriids (Mammalia, Notoungulata) from Salla and Lacayani (Bolivia): implications for basal mesotheriid phylogeny and distribution
Figure 14. Lower dentition of Trachytherus alloxus. A, left dentary with broken i1–2 and broken p3, p4–m3, SAL 8. B, juvenile mandible with right di1–3, dc, p1, dp2–m1, and left di1–3, p1, dp2, MNHN-BOL-V 006138. Scale bar = 1 cm.
Figure 15 in Late Oligocene mesotheriids (Mammalia, Notoungulata) from Salla and Lacayani (Bolivia): implications for basal mesotheriid phylogeny and distribution
Figure 15. Lower cheek teeth of Trachytherus alloxus. A, left dentary with dp3–4, m1, SAL 900. B, right (reversed) dentary with dp4, m1, SAL 899. C, left dentary with m1–3, SAL 752. Scale bar = 1 cm.
Figure 8. Trachytherus alloxus, SAL 281. A in Late Oligocene mesotheriids (Mammalia, Notoungulata) from Salla and Lacayani (Bolivia): implications for basal mesotheriid phylogeny and distribution
Figure 8. Trachytherus alloxus, SAL 281. A, ventral (occlusal) view. B, left lateral view. Scale bar = 1 cm.
Figure 5. A in Late Oligocene mesotheriids (Mammalia, Notoungulata) from Salla and Lacayani (Bolivia): implications for basal mesotheriid phylogeny and distribution
Figure 5. A, Trachytherus alloxus, SAL 279, ventral view of the entire specimen. Scale bar = 1 cm. B, Trachytherus alloxus, SAL 279, stereographic photos showing details of the right ear region, ventral view. Scale bar = 1 cm. C, schematic representation of the right auditory region of SAL 279, ventral view. Grey areas correspond to damaged areas on the specimen.
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