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Figure 41 in On the history, osteology, and systematic position of the Wealden (Hastings group) dinosaur Hypselospinus fittoni (Iguanodontia: Styracosterna)
Figure 41. Hypselospinus cf. fittoni. NHMUK R1831 (R1833). Pedal unguals in A, B, dorsal; A1, B1, ventral views. Abbreviation: art, articular facet for penultimate phalanx. Scale bar = 10 cm.
Figure 32 in On the history, osteology, and systematic position of the Wealden (Hastings group) dinosaur Hypselospinus fittoni (Iguanodontia: Styracosterna)
Figure 32. Hypselospinus cf. fittoni. NHMUK R33. Dentary teeth. A, partially worn right tooth with well-developed root; B, partially worn left crown; C, unworn (anterior) right crown and partial root. Abbreviations: ch, channels in the root to accommodate adjacent replacement teeth; cin, 'cingulum'; cr, eroded base of the root caused by growth of a replacement crown; dm, marginal denticles; inr, inrolling of the distal margin of the crown; p, primary ridge; st, strand-like subsidiary ridges. Scale bars = 10 mm.
Figure 29 in On the history, osteology, and systematic position of the Wealden (Hastings group) dinosaur Hypselospinus fittoni (Iguanodontia: Styracosterna)
Figure 29. Hypselospinus cf. fittoni. NHMUK R1632. Middle and posterior caudals. A, A1, A2, middle caudal centrum in lateral, ventral, and anterior views respectively. B, C (from top to bottom), posterior caudal centra in lateral, ventral, and anterior views. Abbreviations: cf, chevron facet; sul, midline sulcus. Scale bar = 10 cm.
Figure 40 in On the history, osteology, and systematic position of the Wealden (Hastings group) dinosaur Hypselospinus fittoni (Iguanodontia: Styracosterna)
Figure 40. Hypselospinus cf. fittoni. NHMUK R1831 (R1832/ R1833). Reconstructed antebrachium and manus in lateral view. Abbreviations: mcI/mcIII, metacarpals; MCB, carpometacarpal block; ol, ossified ligaments; PO, pollex ungual; RA, radius; UL, ulna. Scale bar = 10 cm.
Figure 31 in On the history, osteology, and systematic position of the Wealden (Hastings group) dinosaur Hypselospinus fittoni (Iguanodontia: Styracosterna)
Figure 31. Hypselospinus cf. fittoni. NHMUK R811. A, incomplete pubis partial (right, this is a reversed image) in lateral view. B, ischium complete (left) in lateral view. Abbreviations: ac, acetabular margin; ap, anterior blade of the pubis; ib, ischial 'boot'; il.p, iliac peduncle; obt, obturator process; obt.c, obturator channel; pp, pubic peduncle; p.pu, posterior ramus of the pubis. Scale bar = 10 cm.
Figure 28 in On the history, osteology, and systematic position of the Wealden (Hastings group) dinosaur Hypselospinus fittoni (Iguanodontia: Styracosterna)
Figure 28. Hypselospinus cf. fittoni. NHMUK R604. Anterior-middle caudals (range: 7–13). A, A1, A2, lateral, anterior, and ventral views, respectively. B−E, lateral views of typical anterior-middle caudal vertebrae. Caudal ribs and chevron facets well-developed, ventral surface of the centrum convex transversely. Abbreviations: asr, anterior slot-andridge margin to the neural spine; cf, chevron facet; cr, caudal rib; psr, posterior slot-and-ridge margin to the neural spine. Scale bar = 10 cm.
Figure 35 in On the history, osteology, and systematic position of the Wealden (Hastings group) dinosaur Hypselospinus fittoni (Iguanodontia: Styracosterna)
Figure 35. Hypselospinus cf. fittoni. NHMUK R1627, R1636. Fragmentary portions of the ilium. A, NHMUK R1627, a central portion of the iliac blade of robust build collected from Brede; the dorsal margin of the blade is narrow and flattopped and there is a distinct blister-like strip of scarring just below the dorsal margin; the preacetabular blade is comparatively narrow at its base and there is no large medial ridge. B, NHMUK R1636 a central portion of the ilium collected from Shornden and illustrated by Lydekker (1890a). Slightly more complete, the dorsal margin of the blade is laterally compressed and flat-topped and there is a similar blister-like strip of scarred tissue that runs parallel to the dorsal margin; the preacetabular process is laterally compressed and concave externally and has a very reduced medial ridge. Abbreviations: ac, margin of the acetabulum; m.sc, blister-like strip of muscle scarring; pp, pubis peduncle (only partially eroded); sac, supra-acetabular crest. Scale bar = 10 cm.
Figure 34 in On the history, osteology, and systematic position of the Wealden (Hastings group) dinosaur Hypselospinus fittoni (Iguanodontia: Styracosterna)
Figure 34. Hypselospinus cf. fittoni. NHMUK R33. Caudal vertebrate in ventral view. A, anterior-middle caudal showing transversely rounded surface between chevron facets, with vascular foramina; B, C, middle caudals with sulcate ventral surfaces. Abbreviations: cf, chevron facet; cr, caudal rib (base of); sul, midline sulcus; vf, vascular foramina. Scale bar = 10 cm.
Figure 27 in On the history, osteology, and systematic position of the Wealden (Hastings group) dinosaur Hypselospinus fittoni (Iguanodontia: Styracosterna)
Figure 27. Hypselospinus cf. fittoni. NHMUK R604. Anterior caudal (range: 3–5). A, A1−A4, lateral, anterior, posterior, ventral, and dorsal views, respectively. Abbreviations: asr, anterior slot-and-ridge margin to the neural spine; cf, chevron facet; cr, caudal rib; poz, postzygapophysis; prz, prezygapophysis; psr, posterior slot-and-ridge margin to the neural spine. Scale bar = 10 cm.
Figure 30 in On the history, osteology, and systematic position of the Wealden (Hastings group) dinosaur Hypselospinus fittoni (Iguanodontia: Styracosterna)
Figure 30. Hypselospinus cf. fittoni. NHMUK R811. A, sacrum in ventral view. B, C, NHMUK R811b. The left ilium in lateral and medial views, respectively (corrected from Norman, 2010). Note: the two broken and laterally flattened ilium portions are positioned slightly too close together. Abbreviations: ip, ischiadic peduncle (crushed remains of); k, ventral midline keel; mr, medial ridge (poorly preserved); m.sc, blister-like strip of muscle scarring on the lateral surface beneath the dorsal edge; s1, 5, numbered sacral vertebrae; sd, sacrodorsal centrum; sr, sacral rib (base of). Scale bars = 10 cm.
Figure 3 in A molecular analysis of the phylogenetic position of the suborder Cavernicola within the Tricladida (Platyhelminthes), with the description of a new species of stygobiont flatworm from Benin
Figure 3. Novomitchellia bursaelongata Harrath, Sluys & Riutort, sp. nov. A, holotype. Microphotograph of sagittal section of the pharynx; musculature composed of subepithelial layer of circular fibres, followed by a layer of longitudinal fibres (arrowhead), and outer subepithelial layer of circular muscle (arrow). B, paratype V.Pl. 7225.3. Sagittal section showing the numerous, dorsal testes (arrowheads). C, holotype. Sagittal section showing ventral position of ovary and oviduct, above the ventral nerve cord. D, photomicrograph of the copulatory apparatus of the holotype in sagittal section; large arrow indicates direction of head. E, sagittal section of the copulatory apparatus of the holotype showing connection between common oviduct and bursal canal; large arrow indicates direction of head. Abbreviations: A, atrium; BC, bursal canal; CB, copulatory bursa; CM, circular muscle; COD, common oviduct; DS, dorsal side; ED, ejaculatory duct; G, gonopore; L, lumen; OD, oviduct; OV, oviduct; PP, penis papilla; SV, seminal vesicle; VD, vas deferens; VNC, ventral nerve cord; VS, ventral side. Scale bars = 200 µm.
Figure 1. Bayesian tree inferred from the 18S in A molecular analysis of the phylogenetic position of the suborder Cavernicola within the Tricladida (Platyhelminthes), with the description of a new species of stygobiont flatworm from Benin
Figure 1. Bayesian tree inferred from the 18S rDNA sequences showing the relationship of the new Novomitchellia species to other Tricladida species included in this analysis. Maximum likelihood (ML) yielded the same topology. Asterisks at nodes indicate posterior probabilities = 1/bootstrap values> 75% obtained respectively in the ML and Bayesian inference analyses. Scale bar: number of substitutions per nucleotide position.
Figure 4 in A molecular analysis of the phylogenetic position of the suborder Cavernicola within the Tricladida (Platyhelminthes), with the description of a new species of stygobiont flatworm from Benin
Figure 4. Novomitchellia bursaelongata Harrath, Sluys & Riutort, sp. nov. Sagittal reconstruction of the copulatory apparatus of the holotype. Abbreviations: A, atrium; BC, bursal canal; CB, copulatory bursa; COD, common oviduct; G, gonopore; GL, glands; M, mouth; OD, oviduct; PB, penis bulb; PH, pharynx; PP, penis papilla; VD, vas deferens. Scale bar = 150 µm.
Figure 2 in A molecular analysis of the phylogenetic position of the suborder Cavernicola within the Tricladida (Platyhelminthes), with the description of a new species of stygobiont flatworm from Benin
Figure 2. Novomitchellia bursaelongata Harrath, Sluys & Riutort, sp. nov. Holotype. A, photograph of preserved specimen in dorsal view; some protuberances are seen on the head (arrowheads); arrow indicates the tail (T). B, photograph of preserved specimen in ventral view; arrow indicates the pharynx (PH). Scale bars not available.
Figure 3 in Morphological and molecular analyses on Richtersius (Eutardigrada) diversity reveal its new systematic position and lead to the establishment of a new genus and a new family within Macrobiotoidea
Figure 3. Phylogenetic reconstruction of Macrobiotoidea based on combined data set (18S + 28S rRNA sequences) and obtained by Bayesian inference (BI) and maximum likelihood (ML). Values above branches: BI posterior probability values; values under branches: ML bootstrap values (values below 65 are not reported). In bold, newly generated sequences; in grey, clusters of genera or species. *, GenBank sequences (EU266930-1) wrongly attributed on the basis of morphology to Richtersius coronifer.
Figure 2 in Morphological and molecular analyses on Richtersius (Eutardigrada) diversity reveal its new systematic position and lead to the establishment of a new genus and a new family within Macrobiotoidea
Figure 2. Richtersius coronifer (A–D) and Diaforobiotus islandicus (E–J). A, buccal–pharyngeal apparatus, with enlarged terminal portion (arrow) of the buccal tube (neotype) (Norway). B, buccal–pharyngeal apparatus (population from northern Italy 1). C, buccal–pharyngeal apparatus, with the dorsal thickening in the anterior portion of the buccal tube (arrow) (Sweden). D, buccal–pharyngeal apparatus (Greenland). E, F, lateral view of the claws on the second leg at different focus levels. The evident stalk system (arrow) and cuticular pores (arrowhead) on the leg are visible (Norway). G, buccal–pharyngeal apparatus (ventral view), with some strong, scattered round teeth in the buccal armature (arrow) (Italy). H, buccal–pharyngeal apparatus (dorsal view), with the large tooth (arrow) on the internal surface of the buccal tube (Norway). I, buccal–pharyngeal apparatus (lateral view) (Greenland). J, anterior portion of the buccal tube (enlargement of I), with the large tooth on internal surface (arrowhead) and the dorsal thickening (arrow) (Greenland). A, B, D–F, H: phase contrast; C, G, I, J: differential interference contrast. Scale bars = 10 µm.
Figure 1. Richtersius coronifer. A in Morphological and molecular analyses on Richtersius (Eutardigrada) diversity reveal its new systematic position and lead to the establishment of a new genus and a new family within Macrobiotoidea
Figure 1. Richtersius coronifer. A, dorsal cuticle of a newborn with pores (arrows) (population from Sweden). B, cuticular pores of a newborn (arrows) (Sweden). C, cuticular pores of a newborn with irregular margin (arrow) (northern Italy 1). D, cuticular pores of a newborn with regular margin (arrow) (Greenland). E, claws on the second leg in an adult (neotype) (Norway). F, frontal view of the claws on the hind leg with an evident stalk system in an adult (arrow) (Greenland). G, claws on the hind leg in a newborn (Greenland). H, claws on the second leg in an adult (northern Italy 1). I, frontal view of the claws on the first leg with an evident stalk system in an adult (arrow) (Sweden). J, lateral view of the claws on the second leg with an evident stalk system in an adult (arrow) (central Italy). A, B: scanning electron microscopy; C–J: phase contrast. Scale bars: A, C–J = 10 µm, B = 1 µm.
Figure 10 in The Parvidrilidae - a diversified groundwater family: description of six new species from southern Europe, and clues for its phylogenetic position within Clitellata (Annelida)
Figure 10. Geographical distribution of the family Parvidrilidae in Europe. The shaded patterns indicate the areas of carbonate rock outcrops (exposed karst terrains; Williams & Fong, 2010).
Figure 9 in The Parvidrilidae - a diversified groundwater family: description of six new species from southern Europe, and clues for its phylogenetic position within Clitellata (Annelida)
Figure 9. Maximum likelihood tree resulting from an analysis of the 18S rDNA of 48 species of Clitellata (gaps treated as unknown characters). Grey lines represent outgroup families. From left to right, numbers next to nodes correspond to nonparametric bootstrap values> 50% based on 1000 pseudoreplicates, and to posterior Bayesian probabilities, respectively. Conflicting nodes between both analyses are asterisked.
Figure 8 in The Parvidrilidae - a diversified groundwater family: description of six new species from southern Europe, and clues for its phylogenetic position within Clitellata (Annelida)
Figure 8. Strict consensus of 174 most parsimonious trees resulting from a cladistic analysis of the 18S rDNA of 48 species of Clitellata (gaps coded as fifth character). Grey lines represent outgroup families. Numbers next to nodes correspond to nonparametric bootstrap values> 50% based on 1000 pseudoreplicates. From left to right, the two values refer to bootstrap when gaps are treated as a fifth character or missing data, respectively. Conflicting nodes between both analyses are asterisked.
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