58,229 research outputs found

    Neotoma fuscipes Baird 1858

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    Neotoma fuscipes Baird, 1858. Mammalia in Repts. U.S. Expl. Surv., 8(1):495. TYPE LOCALITY: USA, California, Sonoma Co., Petaluma. DISTRIBUTION: W Oregon through W and C California, USA, to N Baja California, Mexico. STATUS: IUCN - Vulnerable as N. f. riparia. SYNONYMS: affinis, annectens, bullatior, cnemophila, dispar, luciana, macrotis, martirensis, mohavensis, monochroura, perplexa, riparia, simplex, splendens, streatori. COMMENTS: Subgenus Teonoma (see account of N. cinerea). See Carraway and Verts (1991a, Mammalian Species, 386).Published as part of Guy G. Musser & Michael D. Carleton, 1993, Order Rodentia - Family Muridae, pp. 501-755 in Mammal Species of the World (2 nd Edition), Washington and London :Smithsonian Institution Press on page 711, DOI: 10.5281/zenodo.735309

    Capsalidae Baird 1853

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    Capsalidae Baird, 1853 Entobdellinae Bychowsky, 1957 Type genus: Entobdella Blainville in Lamarck, 1818 Other genera: Listrocephalos Bullard, Payne & Braswell, 2004; Neoentobdella Kearn & Whittington, 2005; Pseudoentobdella Yamaguti, 1963; a new genus proposed and defined below. Comments. The diagnosis for the Entobdellinae was emended by Kearn & Whittington (2005). The possibility that species of Benedeniella and Trimusculotrema are entobdellines is currently under investigation by IDW.Published as part of Kearn, Graham C., Whittington, Ian D. & Evans-Gowing, Richard, 2007, A revision of Entobdella Blainville in Lamarck, 1818, with special emphasis on the nominal (type) species " Entobdella hippoglossi (Müller, 1776) Blainville, 1818 " (Monogenea: Capsalidae: Entobdellinae) from teleost flatfishes, with descriptions of three new species and a new genus, pp. 1-54 in Zootaxa 1659 on page 3

    "Closing the R&D Gap, Evaluating the Sources of R&D Spending"

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    Both spending and tax policies have been implemented in the United States with the goal of stimulating private sector research and development (R&D). Karier questions whether current R&D policy, especially the research and experimentation tax credit, can contribute to closing the gap between nondefense expenditures on R&D in the United States and such expenditures in other countries, such as Japan and Germany. He also explores possible changes to our current R&D policy to make it more effective.

    Neotoma mexicana Baird 1855

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    Neotoma mexicana Baird, 1855. Proc. Acad. Nat. Sci. Philadelphia, 7:333. TYPE LOCALITY: Mexico, Chihuahua, mountains near Chihuahua. DISTRIBUTION: SE Utah and C Colorado, USA, southwards through W and interior Mexico, to highlands of Guatemala, El Salvador, and W Honduras. SYNONYMS: atrata, bullata, chamula, distincta, eremita, fallax, ferruginea, fulviventer, griseoventer, inopinata, inornata, isthmica, madrensis, navus, ochracea, orizabae, parvidens, pietà, pinetorum, scopulorum, sinaloae, solitaria, tenuicauda, torquata, tropicalis, vulcani. COMMENTS: Subgenus Neotoma. Subspecies classification revised by Hall (1955). Specific homogeneity of included taxa doubtful. See Comely and Baker (1986, Mammalian Species, 262).Published as part of Guy G. Musser & Michael D. Carleton, 1993, Order Rodentia - Family Muridae, pp. 501-755 in Mammal Species of the World (2 nd Edition), Washington and London :Smithsonian Institution Press on page 712, DOI: 10.5281/zenodo.735309

    Letter from C. D. Dawson, Tusayan Copper Mining and Smelting, to Carl Hayden

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    Letter from C. D. Dawson to Carl Hayden urging him to consider the rights of miners and farmers when drawing up the boundaries for the proposed park

    Scaphiopus couchii Baird 1854

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    Scaphiopus couchii Baird, 1854, Couch’s Spadefoot New records. First record for Manuel Benavides Municipality: along E–W road across northern edge of Llano Amapolas (29.01691° N, 104.1563° W; WGS84), 16 May 2016, Sean P. Graham, Mark W. Herr, and Tomas Hernandez (SRSU-D 36). First record for Ojinaga Municipality: Arroyo El Almagre, near Rancho de la Montana ranch house (29.05643° N, 104.19524° W; WGS84), 16 May 2016, Mark W. Herr and Sean P. Graham (SRSU-D 39).Published as part of Hernandez, Tomas, Herr, Mark W., Stevens, Skyler, Cork, Karlee, Medina-Nava, Carolina, Vialpando, C. J., Warfel, Timothy, Fields, Noah, Brodie, Ciara & Graham, Sean P., 2019, New distribution records for amphibians and reptiles in eastern Chihuahua, Mexico, pp. 79-86 in Check List (Dallas, Tex.: 1979) (Dallas, Tex.: 1979) 15 (1) on page 82, DOI: 10.15560/15.1.7

    Factors associated with metachronous metastases and survival in locally advanced and recurrent rectal cancer

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    Background Better understanding of the impact of metachronous metastases in locally advanced and recurrent rectal cancer may improve decision‐making. The aim of this study was to investigate factors influencing metachronous metastasis and its impact on survival in patients who have a beyond total mesorectal excision (bTME) operation. Methods This was a retrospective study of consecutive patients who had bTME surgery for locally advanced and recurrent rectal cancer at a tertiary referral centre between January 2006 and December 2016. The primary outcome was overall survival. Cox proportional hazards regression analyses were performed. The influence of metachronous metastases on survival was investigated. Results Of 220 included patients, 171 were treated for locally advanced primary tumours and 49 for recurrent rectal cancer. Some 90·0 per cent had a complete resection with negative margins. Median follow‐up was 26·0 (range 1·5–119·6) months. The 5‐year overall survival rate was 71·1 per cent. Local recurrence and metachronous metastasis rates were 11·8 and 22·2 per cent respectively. Patients with metachronous metastases had a worse overall survival than patients without metastases (median 52·9 months versus estimated mean 109·4 months respectively; hazard ratio (HR) 6·73, 95 per cent c.i. 3·23 to 14·00). Advancing pT category (HR 2·01, 1·35 to 2·98), pN category (HR 2·43, 1·65 to 3·59), vascular invasion (HR 2·20, 1·22 to 3·97) and increasing numbers of positive lymph nodes (HR 1·19, 1·07 to 1·16) increased the risk of metachronous metastasis. Nine of 17 patients (53 per cent) with curatively treated synchronous metastases at presentation developed metachronous metastases, compared with 40 of 203 (19·7 per cent) without synchronous metastases (P = 0·002). Corresponding median length of disease‐free survival was 17·5 versus 90·8 months (P < 0·001). Conclusion As metachronous metastases impact negatively on survival after bTME surgery, factors associated with metachronous metastases may serve as selection tools when determining suitability for treatment with curative intent

    Mortality from birth to adult life: a longitudinal study of twins

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    We have examined mortality from birth through adult life in a cohort of 2562 twins born in Birmingham, UK, between 1950 and 1954. Their birthweights and obstetric details had been recorded as part of a longitudinal study of births in Birmingham. There were a total of 151 perinatal deaths (perinatal mortality rate = 116 per 1000 births) and 227 infant deaths (infant mortality rate = 94 per 1000 live births). 70 deaths occurred after the age of one year. In comparison with national mortality rates in the UK, overall mortality in the twins was high (standard mortality rate, SMR = 259, 95% CI 221-300). Mortality was highest in the first year of life and, although it then declined progressively, it remained significantly higher that that of the general population until age 5 years. The excess mortality was largely due to conditions originating in the perinatal period but there were excess rates of congenital abnormalities, diseases of the respiratory system, digestive system and nervous and sensory organs. A Cox proportional Hazards analysis showed that the risk of death was related to low birthweight, prematurity and male sex. Death of the co-twin was highly predictive of mortality throughout the period of follow up. These studies not only underline the excess mortality associated with twin birth but show for the first time that this excess mortality extends into childhood.</p

    Lynceidae Baird 1845

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    Lynceidae Baird, 1845 Lynceus denticulatus (Gurney, 1930) [ species complex] (sensu Rogers & Padhye, 2015) Size: 100–120 µm (n= 4) polygon number = ~ 90–100; wh: dw = ~ 0.4. Egg surface ornamented with ca. 100 irregular polygons with 5–7 angles, size of polygons variable, margins not defined at places. Walls of the polygons wide and smoothly humped. Polygon floors smooth, approximately 0.8 of the total surface of each polygon (Fig. 5 C & D).Published as part of Padhye, Sameer, Timms, Brian & Ghate, Hemant V., 2016, Large branchiopod (Crustacea: Branchiopoda) egg morphology of Western Ghats, Maharashtra, India, pp. 246-254 in Zootaxa 4079 (2) on page 251, DOI: 10.11646/zootaxa.4079.2.6, http://zenodo.org/record/105066
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