3,765 research outputs found

    Sara Cabibbo et Marilena Modica, La santa dei Tomasi. Storia di Suor Maria Crocifissa (1645-1699)

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    Sallmann Jean-Michel. Sara Cabibbo et Marilena Modica, La santa dei Tomasi. Storia di Suor Maria Crocifissa (1645-1699). In: Annales. Histoire, Sciences Sociales. 50ᵉ année, N. 4, 1995. pp. 905-906

    Myurellopsis Fedosov & Malcolm & Terryn & Gorson & Modica & Holford & Puillandre 2019, new genus

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    Genus Myurellopsis new genus (Fig. 7 G–I) Type species: Terebra undulata Gray, 1834. Zoobank registration: urn:lsid:zoobank.org:act: EC3F14B2-3595- 482B-9890-399BA78A7631 Definition: Includes all species included in the clade E5B of Modica etal. (2019) and those that show a combination of conchological, anatomical and distribution characteristics closely comparable with Myurellopsis undulata or any genetically proven member of the genus. Diagnosis: Diagnostic nucleotide combinations in Table 10. Shell: Small to medium-sized (< 50 mm), pinkish or orange, often with white subsutural band. Protoconch multispiral. Sculpture of strong, rounded, slightly undulating ribs, polished in appearance. Row of punctations with groove partially cutting ribs forming subsutural band. Interstices between ribs deep, narrow, bearing regular striae, often darkly coloured. Adapical parts of ribs forming one row of rounded nodules, separated from their lower portions by shallow depression or partial groove. Siphonal canal moderately long, tapering, with weakly developed fasciole. Anatomy: Two distinct states—either all typical foregut structures present, or all lacking; in latter case, accessory proboscis structure present. Distribution: Throughout Indo-Pacific; intertidal to upper bathyal depths (to 358 m), typically shallow. Remarks: Species in Myurellopsis n. gen. appear conchologically closest to Myurella species, but can be differentiated by the sharper, more elevated ribs, often with nodes on the subsutural band or top of the whorls. Etymology: The name refers to the close resemblance between its members and species in the genus Myurella. Gender feminine. Included species: Myurellopsis alisi (Aubry, 1999) 3 n. comb.; M. columellaris (Hinds, 1844) 1 n. comb.; M. guphilae (Poppe, Tagaro & Terryn, 2009) 1 n. comb.; M. joserosadoi (Bozzetti, 2001) 1 n. comb.; M. kilburni (R. D. Burch, 1965) 1 n. comb.; M. monicae (Terryn, 2005) 2 n. comb.; M. nathaliae (Drivas & Jay, 1988) 1 n. comb.; M. parkinsoni (Bratcher & Cernohorsky, 1976) 1 n. comb.; M. paucistriata (E. A. Smith, 1873) 1 n. comb.; M. undulata (Gray, 1834) 1 n. comb.; M. vaubani (Aubry, 1999) 3 n. comb. Genera defined based on conchological charactersPublished as part of Fedosov, Alexander E, Malcolm, Gavin, Terryn, Yves, Gorson, Juliette, Modica, Maria Vittoria, Holford, Mandë & Puillandre, Nicolas, 2019, Phylogenetic classification of the family Terebridae (Neogastropoda: Conoidea), pp. 359-388 in Journal of Molluscan Studies The Malacological Society of London 85 (4) on pages 20-21, DOI: 10.1093/mollus/eyz004, http://zenodo.org/record/446984

    Figure 9. Genera Profunditerebra n. gen. and Neoterebra n. gen. A. P. papuaprofundi n in Phylogenetic classification of the family Terebridae (Neogastropoda: Conoidea)

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    Figure 9. Genera Profunditerebra n. gen. and Neoterebra n. gen. A. P. papuaprofundi n. sp., MNHN-IM-2013-58123, KAVIENG 2014 Stn CP4422, 02°21'S, 150° 38'E, 496–609 m, 19.2 mm. B. P. orientalis, MNHN-IM-2009-29153, EXBODI Stn DW3930, 18° 37'S, 164°26'E, 448–464 m, 39.6 mm. C. P. brazieri, MNHN-IM-2013-55861, MORRISON AUSTRALIA Stn TA22, 43° 10.4'S, 147° 51.3'E, 1–7 m, 32.4 mm. D. Terebra specillata lectotype, NHMUK 1844.6.7.84, San Blas, Mexico, 7 fms (= 12.8 m), 39.3 mm. E. P. poppei radula, MNHN-IM-2007-30546, SANTO 2006, Stn AT44, 15°36'S, 167° 03'E, 86–118 m, broken. F. Terebra assu holotype, MNHN-IM-2000-25244, off Conceição da Barra, Espírito Santo, Brazil MD55, Stn DC75, 18°59'S, 37°50'W, 295 m, 9.8 mm. G. Terebra alagoensis holotype, MZSP 84238, continental slope off Alagoas, Brazil, 10° 05' 57''S, 35°46' 24''W, 720 m, 9.8 mm. H. Neoterebra sterigmoides, MNHN-IM-2013-20352, KARUBENTHOS 2012 Stn GD02, 16° 22.57'N, 61° 34.12'W, 0–80 m, 29.6 mm.Published as part of Fedosov, Alexander E, Malcolm, Gavin, Terryn, Yves, Gorson, Juliette, Modica, Maria Vittoria, Holford, Mandë & Puillandre, Nicolas, 2019, Phylogenetic classification of the family Terebridae (Neogastropoda: Conoidea), pp. 359-388 in Journal of Molluscan Studies The Malacological Society of London 85 (4) on page 19, DOI: 10.1093/mollus/eyz004, http://zenodo.org/record/446984

    Profunditerebra Fedosov & Malcolm & Terryn & Gorson & Modica & Holford & Puillandre 2019, new genus

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    Genus Profunditerebra new genus (Fig. 9 A–E) Type species: Profunditerebra papuaprofundi n. sp. Zoobank registration: urn:lsid:zoobank.org:act: A5A78A3D-AB11- 41C3-86F0-7C1451512FF4 Definition: Includes all species included in clade E3 of Modica et al. (2019) and those that show a combination of conchological, anatomical and distribution characteristics closely comparable with Profunditerebra papuaprofundi n. sp. or any genetically proven member of the clade. Diagnosis: Diagnostic nucleotide combinations provided in Table 8. Shell: Small to medium-sized (< 45 mm), with multispiral protoconch and slender siphonal canal. Whorls subcylindrical or flattened. Sculpture varying greatly; axial sculpture of rounded ribs, weak to very strong and elevated; spiral sculpture typically limited to striae in interstices and a subsutural groove, but may be absent or represented by strong cords generating overall cancellate pattern. Anatomy: Proboscis, radula, venom gland and salivary glands present. Radula of duplex marginal teeth (Fig. 9E). Accessory proboscis structure absent. Distribution: Almost exclusively deep water (typically 150–600 m) of tropical Indo-West Pacific from Taiwan to New Caledonia; one species known from shallow water of South Australia. Remarks: Profunditerebra is the only terebrine genus with duplex radular teeth similar to those in Pellifroniinae; however, members of the two groups can easily be differentiated by shell characters. Species of Profunditerebra can be separated into four clusters based on their shell morphology; however, only the first cluster corresponds to a phylogenetic lineage. Profunditerebra papuaprofundi n. sp. group. Shell uniformly coloured white to dark brown; heavily sculptured, with distinct subsutural groove and subcylindrical whorls. Sculpture of strong rounded ribs forming row of prominent nodules on subsutural band. Spiral sculpture of fine striae limited to interstices between axials, or overriding them to form fine continuous cords (including on subsutural band), or coarse cancellate pattern. Species of Neoterebra (e.g. N. armillata) exhibit a similar sculpture, but can be differentiated from Profunditerebra by their flattened whorls. The Punctoterebra textilis group also includes some similar forms (see Remarks on Punctoterebra). Profunditerebra orientalis group. Shell with flattened whorl profile; variegated colour pattern. Sculpture of fine orthocline ribs intersected by cords of about equal strength or slightly weaker than axials, to form delicate cancellate pattern. Subsutural band demarcated by shallow punctuate groove. Species of this group can easily be differentiated from congeners that either lack spiral elements, or display an overall much coarser sculpture. Both P. orientalis and P. hiscocki closely resemble species of Maculauger, from which they can confidently be differentiated only by anatomy (all studied species of Maculauger lack a radula) or molecular characters. Profunditerebra anseeuwi group. Shell with flattened whorl outline; subsutural band represented by short ribs or indentation. Sculpture of axial ribs, pronounced throughout whorl height, but weakening and becoming obsolete on later whorls; spiral sculpture absent. Species of this group are conchologically close to Duplicaria and to the Punctoterebra teramachii group; however, they can be differentiated from both by the overall weaker sculpture. In addition, these lineages can confidently be differentiated by the radular teeth morphology, Duplicaria having solid and recurved teeth, Profunditerebra duplex teeth and Punctoterebra flat teeth. Profunditerebra brazieri stands apart from other species in the genus, being endemic to temperate shallow water off Tasmania. Morphologically, it is close to the P. anseeuwi group, but has a very weakly defined subsutural band. Etymology: Name refers to the considerable depths at which almost all known species of the genus occur. Gender feminine. Included species: Profunditerebra anseeuwi (Terryn, 2005) 1 n. comb.; P. brazieri (Angas, 1871) 1 n. comb.; P. evelynae (Clench & Aguayo, 1939) 3 n. comb.; P. macclesfieldensis n. sp. Malcolm, Terryn & Fedosov 1 n. sp.; P. orientalis (Aubry, 1999) 1 n. comb.; P. papuaprofundi n. sp. Malcolm, Terryn & Fedosov 1 n. sp.; P. poppei (Terryn, 2003) 1 n. comb.; P. hiscocki (Sprague, 2004) 1 n. comb.Published as part of Fedosov, Alexander E, Malcolm, Gavin, Terryn, Yves, Gorson, Juliette, Modica, Maria Vittoria, Holford, Mandë & Puillandre, Nicolas, 2019, Phylogenetic classification of the family Terebridae (Neogastropoda: Conoidea), pp. 359-388 in Journal of Molluscan Studies The Malacological Society of London 85 (4) on pages 17-18, DOI: 10.1093/mollus/eyz004, http://zenodo.org/record/446984

    Modica-type estimates and curvature results for overdetermined elliptic problems

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    In this paper, we establish a Modica-type estimate on bounded solutions to the overdetermined elliptic problem. [Δu + f(u) = 0 in Ω , u >0 in Ω , u = 0 on ∂Ω , ∂νu = −κ on ∂Ω] where Ω ⊂ Rn, n ≥ 2. As we will see, the presence of the boundary changes the usual form of the Modica estimate for entire solutions. We will also discuss the equality case. From such estimates, we will deduce information about the curvature of ∂Ω under a certain condition on κ and f. The proof uses the maximum principle together with scaling arguments and a careful passage to the limit in the arguments by contradiction.D.R. has been supported by the FEDER-MINECO Grant PID2021-122122NBI00 and by J. Andalucia (FQM-116)P.S. has been supported by the FEDERMINECO Grants PID2020-117868GB-I00 and PID2023-150727NB-I00 and by J. Andalucia Grant P18-FR-4049J.W. has been supported by the China Scholarship Council (CSC201906290013) and by J. Andalucia (FQM-116)D.R. and P.S. also acknowledge financial support from the Spanish Ministry of Science and Innovation (MICINN), through the IMAG-Maria de Maeztu Excellence Grant CEX2020- 001105-M/AEI/10.13039/50110001103

    Maculauger Fedosov & Malcolm & Terryn & Gorson & Modica & Holford & Puillandre 2019, new genus

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    Genus &lt;i&gt;Maculauger&lt;/i&gt; new genus (Fig. 7E, F) &lt;p&gt; &lt;i&gt;Type species&lt;/i&gt;: &lt;i&gt;Terebra pseudopertusa&lt;/i&gt; Bratcher &amp; Cernohorsky, 1985.&lt;/p&gt; &lt;p&gt; &lt;i&gt;Zoobank registration:&lt;/i&gt; urn:lsid:zoobank.org:act: 3565DB17-E4EF- 478B-8757-3A682BB8F6CF&lt;/p&gt; &lt;p&gt; &lt;i&gt;Definition:&lt;/i&gt; Includes all species included in clade E5A of Modica &lt;i&gt;et al.&lt;/i&gt; (2019) and those that show a combination of conchological, anatomical and distribution characteristics closely comparable with &lt;i&gt;Maculauger pseudopertusus&lt;/i&gt; or any genetically proven member of the clade.&lt;/p&gt; &lt;p&gt; &lt;i&gt;Diagnosis&lt;/i&gt;: Diagnostic nucleotide combinations in Table 10.&lt;/p&gt; &lt;p&gt; &lt;i&gt;Shell&lt;/i&gt;: Small to medium-sized (&lt;i&gt;&lt;&lt;/i&gt; 60 mm); typically, orange-brown with irregular maculations on subsutural band. Whorl outline flattened or gently convex. Subsutural band lightly ribbed or flattened, separated from lower portion of whorl by narrow groove or row of punctations. Axial and spiral sculpture of about equal strength, producing cancellate sculpture below subsutural band.&lt;/p&gt; &lt;p&gt; &lt;i&gt;Anatomy&lt;/i&gt;: Proboscis, radula, venom gland and accessory proboscis structure absent; salivary glands present or absent.&lt;/p&gt; &lt;p&gt; &lt;i&gt;Distribution:&lt;/i&gt; Indo-Pacific; subtidal and bathyal depths to about 600 m.&lt;/p&gt; &lt;p&gt; &lt;i&gt;Remarks&lt;/i&gt;: The new genus &lt;i&gt;Maculauger&lt;/i&gt; comprises several species, formerly placed in &lt;i&gt;Hastulopsis&lt;/i&gt;, that can be differentiated from similar species in &lt;i&gt;Myurella&lt;/i&gt; by the equal prominence of spiral and axial spiral elements, producing a fine cancellate sculpture. &lt;i&gt;Hastulopsis&lt;/i&gt; species have very weak sculpture and are found in the Indian Ocean or Japan. Some species of &lt;i&gt;Maculauger&lt;/i&gt;, such as &lt;i&gt;M. campbelli&lt;/i&gt;, are conchologically very close to &lt;i&gt;Profunditerebra orientalis&lt;/i&gt; &mdash;a case where only anatomical and molecular characters can ensure correct identification (see Remarks on &lt;i&gt;Profunditerebra&lt;/i&gt;).&lt;/p&gt; &lt;p&gt; &lt;i&gt;Etymology&lt;/i&gt;: The name combines &lsquo;macula&rsquo; (Latin: spot, blotch), referring to the commonly maculated subsutural band in the species of the genus, with &lsquo;auger&rsquo;, the English epithet for Terebridae (&lsquo;auger shells&rsquo;). Gender masculine.&lt;/p&gt; &lt;p&gt; &lt;i&gt;Included species:&lt;/i&gt;&lt;/p&gt; &lt;p&gt; &lt;i&gt;Maculauger alveolatus&lt;/i&gt; (Hinds, 1844) 1 n. comb.;&lt;/p&gt; &lt;p&gt; &lt;i&gt;M. campbelli&lt;/i&gt; (R. D. Burch, 1965) 1 n. comb.;&lt;/p&gt; &lt;p&gt; &lt;i&gt;M. castigatus&lt;/i&gt; (A. H. Cooke, 1885) 1 n. comb.;&lt;/p&gt; &lt;p&gt; &lt;i&gt;M. cinctella&lt;/i&gt; (Deshayes, 1859) 3 n. comb.;&lt;/p&gt; &lt;p&gt; &lt;i&gt;M. minipulcher&lt;/i&gt; (Bozzetti, 2008) 1 n. comb.;&lt;/p&gt; &lt;p&gt; &lt;i&gt;M. pseudopertusus&lt;/i&gt; (Bratcher &amp; Cernohorsky, 1985) 1 n. comb.;&lt;/p&gt; &lt;p&gt; &lt;i&gt;M. sudchiniensis&lt;/i&gt; n. sp. Malcolm, Terryn &amp; Fedosov 1 n. sp.&lt;/p&gt;Published as part of &lt;i&gt;Fedosov, Alexander E, Malcolm, Gavin, Terryn, Yves, Gorson, Juliette, Modica, Maria Vittoria, Holford, Mandë &amp; Puillandre, Nicolas, 2019, Phylogenetic classification of the family Terebridae (Neogastropoda: Conoidea), pp. 359-388 in Journal of Molluscan Studies The Malacological Society of London 85 (4)&lt;/i&gt; on page 20, DOI: 10.1093/mollus/eyz004, &lt;a href="http://zenodo.org/record/4469844"&gt;http://zenodo.org/record/4469844&lt;/a&gt

    Figure 12. Profunditerebra papuaprofundi n in Phylogenetic classification of the family Terebridae (Neogastropoda: Conoidea)

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    Figure 12. Profunditerebra papuaprofundi n. sp., P. macclesfieldensis n. sp. and morphologically similar species. A. P. papuaprofundi holotype, MNHN-IM-2013- 58123, KAVIENG 2014 Stn CP4422, 02° 21'S, 150° 38'E, 496–609 m, 19.0 mm. B. P. papuaprofundi paratype 1, MNHN-IM-2013-45571, same locality, 29.5 mm. C. Terebra cinctella lectotype, NHMUK 197988/1, 'Mouth of the Indus', 27.8 mm. D. Terebra textilis lectotype, NHMUK 1844.6.7.80, 'Str Macassar', 25.7 mm. E. P. macclesfieldensis holotype, MNHN-IM-2013-61875, ZhongSha 2015 Stn DW4144, 16°6'N, 114° 23'E, 160–200 m, 22.4 mm. F. P. macclesfieldensis paratype 1, MNHN-IM-2013-61877, same locality, 22.2 mm. G. P. anseeuwi holotype, MNHN-IM-2000-6224, Aliguay I., Philippines, 80–150 m, 29.8 mm.Published as part of Fedosov, Alexander E, Malcolm, Gavin, Terryn, Yves, Gorson, Juliette, Modica, Maria Vittoria, Holford, Mandë & Puillandre, Nicolas, 2019, Phylogenetic classification of the family Terebridae (Neogastropoda: Conoidea), pp. 359-388 in Journal of Molluscan Studies The Malacological Society of London 85 (4) on page 26, DOI: 10.1093/mollus/eyz004, http://zenodo.org/record/446984
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