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9,937 results for “Endemicity”
FIGURE 2. A–E Nanohystrix hammerae n in Nanohystricidae n. fam., an unusual, plesiomorphic enarthronote mite family endemic to New Zealand (Acari, Oribatida)
FIGURE 2. A–E Nanohystrix hammerae n. sp., adult female, dorsal aspect. A, habitus of fully distended specimen (legs and some setae incompletely drawn for overall clarity); B, enlargement of same (larger setae abbreviated, see Fig. 9A); C, left side of anterior notogastral scissure (arrow at midline, setae indicated only by alveolus on basal tubercles); D, same view of middle scissure, showing extensive pale cuticle and disk cd4; E, entire posterior scissure and cuticular disks cd5 (posterodorsal aspect). Abbreviations: bng (border of notogaster), cd1–5 (cuticular disks), ia, im, ip (lyrifissures), nc (nuchal constriction), ti (tendon insertions); other labels indicate setae (see text). Scale bars: 100 Μm (C–E to same scale).
FIGURE 17. A–C Nanohystrix hammerae n in Nanohystricidae n. fam., an unusual, plesiomorphic enarthronote mite family endemic to New Zealand (Acari, Oribatida)
FIGURE 17. A–C Nanohystrix hammerae n. sp., adult legs, abaxial aspect. A, left leg III, tarsus partially shown; B, left tarsus III; C, left leg IV (slightly twisted at base). Labels all indicate setiform organs (see text). Scale bars: 100 Μm.
FIGURE 18. A–K Nanohystrix hammerae n in Nanohystricidae n. fam., an unusual, plesiomorphic enarthronote mite family endemic to New Zealand (Acari, Oribatida)
FIGURE 18. A–K Nanohystrix hammerae n. sp. juveniles: larva (A –I), protonymph (J, K). A, venter, legs partially shown; B, right leg I, abaxial aspect, tarsus simplified; C, right tarsus I, abaxial aspect, slightly rotated dorsally; D, right genu and tibia I, dorsal aspect; E, right leg II, abaxial aspect, tarsus simplified; F, right genu II, dorsal aspect; G, right tarsus II, abaxial aspect; H, left leg III, abaxial aspect, tarsus simplified; I, left tarsus III, abaxial aspect; J, right genu I, dorsal aspect (cf. D); K, right genu II, dorsal aspect (cf. F). Tibial seta d broken in H, I. Abbreviations: cd5 (cuticular disk), ih (lyrifissure), t.e. (vestige of leg IV); other labels indicate setiform organs (see text). Scale bars: 50 Μm (A, B, E, H to same scale); 25 Μm (C, D, F, G, I–K to same scale, except famulus enlargements in C, G).
FIGURE 21. A–F Nanohystrix hammerae n in Nanohystricidae n. fam., an unusual, plesiomorphic enarthronote mite family endemic to New Zealand (Acari, Oribatida)
FIGURE 21. A–F Nanohystrix hammerae n. sp., food boluses dissected from ventriculus or colon of various adults, compound light microscope images. A, mixture of dark fungal hyphae and septate spores, light hyphae and simple spores; B, large septate spores and mixed hyphae; C, dense mass of dark hyphae, some septate spores; D, dark hyphae with setae from cuticle of endeostigmatid mite, probably Alicorhagiidae or Alycidae (enlarged in insert); E, hyphal fragments, collembolan scales and probable collembolan seta; F, leg of prostigmatid mite (Cheyletoidea or Raphignathoidea), with insert showing apotele of different leg. All composites of 5–10 layers. Scale bars: all 20 Μm.
FIGURE 16. A–G Nanohystrix hammerae n in Nanohystricidae n. fam., an unusual, plesiomorphic enarthronote mite family endemic to New Zealand (Acari, Oribatida)
FIGURE 16. A–G Nanohystrix hammerae n. sp., adult legs, abaxial aspect. A, right leg I, tarsus partially shown; B, right tarsus I; C, enlargement of tarsus I famulus (e); D, tibia I solenidion φ1 with minute coupled seta d; E, right leg II, tarsus partially shown; F, right tarsus; G, two variations of tarsus II famulus (e). Labels all indicate setiform organs (see text). Scale bars: 50 Μm (A, B, D–F); 5 Μm (C, G).
FIGURE 6. A–G Nanohystrix hammerae n in Nanohystricidae n. fam., an unusual, plesiomorphic enarthronote mite family endemic to New Zealand (Acari, Oribatida)
FIGURE 6. A–G Nanohystrix hammerae n. sp., scanning electron micrographs of adults (most with small surface debris artifacts). A, sejugal region of partly distended specimen, dorsolateral aspect (anterior to left)—arrow indicates minute surface granules (probably cerotegument); B, anterior third, ventral aspect, showing rostrum, gnathosoma and epimeres I–III; C, same, ventrolateral aspect, with chelicerae spread; D, bothridium and base of bothridial seta; E, portion of sejugal region of contracted specimen, anterodorsal view (cf. left side of Fig. 4B), showing reticulation (arrow) on notogaster; F, enlargement of C, right center; G, prodorsum, lateral aspect (slightly anterodorsal). Abbreviations: ca1, ca2 (prodorsal carinae), cpc (podocephalic canal), Ch (chelicera), dc (dorsal carina of chelicera), ep1–3 (plates of epimeres 1–3), fl (flange of bothridial wall), Ge (gena), Ls (labrum), nc (nuchal constriction), oc.l (lateral eye), rb (rostral bulge), rm (rostral margin), sub.t (subcapitular tubercle); other labels indicate setae (see text). Scale bars: 50 Μm (B, C, G); 25 Μm (A, F); 10 Μm (E); 5 Μm (D).
FIGURE 5. A–G Nanohystrix hammerae n in Nanohystricidae n. fam., an unusual, plesiomorphic enarthronote mite family endemic to New Zealand (Acari, Oribatida)
FIGURE 5. A–G Nanohystrix hammerae n. sp., transmitted light compound microscope images of uncleared adult females, coarsely sectioned near sagittal plane (all lateral views, anterior to right). A, overview of fully distended specimen, with marked sections showing location of indicated close-ups; B, anterior third of fully contracted specimen, with close-up indicated; C, dorsal sejugal region, showing occipital wall and nuchal constriction of prodorsum, and extrinsic retractor muscles of chelicera; D, dorsal sejugal region and anterior region of notogaster, showing prodorsal retractor muscles (pr.mu; broken in C) inserted near border of nuchal constriction; E, posterior slope of hysterosoma in region of third scissure—at two focal planes, showing postanal suspensor muscle (po.mu) and deeper plane (right) with cuticular disk cd5 (with underlying fibers, fib) and seta h1 (with depressor muscle, h1.mu); F, section of middle scissure (more lateral than indicated in A) showing base of seta f1 and associated depressor muscle (f1.mu); G, ventrosejugal region, showing narrow ventral part of sejugal articulation and broad soft cuticle of epimere I. Other abbreviations: bng (anterior border of notogaster), cr.mu (cheliceral retractor muscles); cw (caecum wall), ep1–3 (plates of epimeres 1–3), nc (nuchal constriction), t.gr (transverse groove), sej (sejugal articulation), t.sul (transverse sulcus). All composites of 5–20 layers. Scale bars: 100 Μm (A, B); 25 Μm (C–G).
FIGURE 6 in An endemic new species of Ameiva (Squamata: Teiidae) from an isolated dry forest in southern Peru
FIGURE 6. Map showing the distribution of Ameiva reticulata sp. nov. and A. ameiva in Peru. Triangles represent A. reticulata (red triangle is the type locality) and circles represent A. ameiva.
FIGURE 4 in An endemic new species of Ameiva (Squamata: Teiidae) from an isolated dry forest in southern Peru
FIGURE 4. Coloration and pattern of adult female paratypes of Ameiva reticulata sp. nov. in preservative: (A) dorsal and (B) lateral views of CORBIDI 10085, (C) dorsal and (D) lateral views of CORBIDI 10089, and (E) dorsal and (F) lateral views of CORBIDI 10075. Photographs by P.J. Venegas.
FIGURE 1 in An endemic new species of Ameiva (Squamata: Teiidae) from an isolated dry forest in southern Peru
FIGURE 1. Holotype of Ameiva reticulata sp. nov. (CORBIDI 8816, adult male, SVL= 136.5 mm). (A) dorsal view and (B) ventral view. Photographs by P.J. Venegas.
FIGURE 5 in An endemic new species of Ameiva (Squamata: Teiidae) from an isolated dry forest in southern Peru
FIGURE 5. Ameiva reticulata sp. nov. (A–D) and A. ameiva (E-F) in life: (A) adult female of A. reticulata (CORBIDI 10076); (B) adult male of A. reticulata; (C) juvenile paratype (CORBIDI 13621); (D) adult female (CORBIDI 10088); (E) juvenile of A. ameiva from Madre de Dios; and (F) adult male of A. ameiva (CORBIDI 1713) from Yurimaguas. Photographs by C.Z. Landauro (A–D) and P.J. Venegas (E–F).
FIGURE 7 in An endemic new species of Ameiva (Squamata: Teiidae) from an isolated dry forest in southern Peru
FIGURE 7. General landscape of the habitat of Ameiva reticulata sp. nov. at Valle Seco del Mantaro on November 2011. Photograph by C.Z. Landauro.
FIGURE 3 in An endemic new species of Ameiva (Squamata: Teiidae) from an isolated dry forest in southern Peru
FIGURE 3. Coloration and pattern of adult male paratypes of Ameiva reticulata sp. nov. in preservative: (A) Dorsal and (B) lateral views of CORBIDI 9917, (C) dorsal and (D) lateral views of CORBIDI 10086, and (E) dorsal and (F) lateral views of CORBIDI 10084. Photographs by P.J. Venegas.
FIGURE 2 in An endemic new species of Ameiva (Squamata: Teiidae) from an isolated dry forest in southern Peru
FIGURE 2. Holotype of Ameiva reticulata sp. nov. (CORBIDI 8816): dorsal (A), lateral (B) and ventral (C) views of head. Drawings by C. Koch.
FIGURE 24 in Taxonomic revision of Phascogale tapoatafa (Meyer, 1793) (Dasyuridae; Marsupialia), including descriptions of two new subspecies and confirmation of P. pirata Thomas, 1904 as a ' Top End' endemic
FIGURE 24. Crania and dentaries of Phascogale pirata: a) CM7225, b) holotype, BMNH 4.1.3.100, an adult male from South Alligator River, Northern Territory, and c) CM7617.
FIGURE 23 in Taxonomic revision of Phascogale tapoatafa (Meyer, 1793) (Dasyuridae; Marsupialia), including descriptions of two new subspecies and confirmation of P. pirata Thomas, 1904 as a ' Top End' endemic
FIGURE 23. Cranium and dentary of MOV DTC304, Phascogale tapoatafa (subspecies indeterminate), a male from Bare Hill, Lockhart River, Cape York, Queensland: a) dorsal view of cranium, b) ventral view of cranium, and c) lateral view of right dentary.
FIGURE 22 in Taxonomic revision of Phascogale tapoatafa (Meyer, 1793) (Dasyuridae; Marsupialia), including descriptions of two new subspecies and confirmation of P. pirata Thomas, 1904 as a ' Top End' endemic
FIGURE 22. Map of northern Australia, showing the distributions of P. tapoatafa kimberleyensis subsp. nov (circles) and P. pirata (triangles). The square symbol represents the location of a sight record that might pertain to either P. pirata or P. tapoatafa.
FIGURE 21 in Taxonomic revision of Phascogale tapoatafa (Meyer, 1793) (Dasyuridae; Marsupialia), including descriptions of two new subspecies and confirmation of P. pirata Thomas, 1904 as a ' Top End' endemic
FIGURE 21. Cranium and dentary of WAM16028, the holotype of P. tapoatafa kimberleyensis subsp. nov., an adult male from Pago Mission, Western Australia: a) dorsal view of cranium, b) ventral view of cranium, and c) lateral view of right dentary.
FIGURE 20 in Taxonomic revision of Phascogale tapoatafa (Meyer, 1793) (Dasyuridae; Marsupialia), including descriptions of two new subspecies and confirmation of P. pirata Thomas, 1904 as a ' Top End' endemic
FIGURE 20. Map of southwest Western Australia, showing the historic (dark grey) distribution of P. tapoatafa wambenger subsp. nov., based on museum specimens and reliable sightings. The dot symbol represents an outlying historical record. Star symbols are sub-fossil records judged to be of late Holocene age.
FIGURE 19 in Taxonomic revision of Phascogale tapoatafa (Meyer, 1793) (Dasyuridae; Marsupialia), including descriptions of two new subspecies and confirmation of P. pirata Thomas, 1904 as a ' Top End' endemic
FIGURE 19. Crania and dentaries of P. tapoatafa wambenger subsp. nov. a) WAM7674, holotype, an adult male from Quindalup, Western Australia, and b) CM3569, a subadult male from Boya, Western Australia. Each series consists of (left to right) dorsal view of cranium, ventral view of cranium, and lateral view of right dentary.
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