97,820 research outputs found

    Joshua Davis: Author of Spare Parts

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    Citation: K-State First (2016). Joshua Davis: Author of Spare Parts [Flier]. Manhattan, Kansas: K-State First.Flyer advertising Joshua Davis's author talk at Kansas State University

    Steven Johnson Author Talk Poster

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    K-State Book NetworkA poster advertising an author talk by Steven Johnson at Kansas State University on September 3, 2014. Steven Johnson's book "The Ghost Map" was the 2014-2015 common book

    Nixe dorothae Webb & Mccafferty 2011, NEW SPECIES

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    Nixe dorothae Webb & McCafferty NEW SPECIES Larvae: Body length 7.5–10.5 mm; caudal filaments 5–8.5 mm. General color brown with pale markings (Figs. 1– 3). Head: Head capsule brown with two pale markings on anterior margin separated by distance less than distance between antennae bases, with pair of pale markings directly posterior to marginal pale markings, with small black spots often present near anterior margin, and with narrow pale streak extending from compound eye to lateral margin of head capsule; ocelli black with pale spot anterior to median ocellus and pale spot laterad of lateral ocellus. Mouthparts: Labrum (Fig 5a) ventrally with single row of 6–11 stout setae on either side of midline, anterolaterally with two rows of long, robust setae. Mandibles with 4–5 setae at base of incisors. Maxillae (Fig. 5b) with 11–14 comb setae of 5–7 spines on anterior margin, lateral two comb setae more hairlike, and numerous scattered fimbriate setae on ventral surface of galealacinia; maxillary palp with 1–3 fine setae on base, first segment with sparse long fine setae on anterior margin and several somewhat robust setae on posterior margin. Thorax: Brown with pale markings. Forefemur cream or pale brown with pair of brown chevron shaped markings, with dorsal row of long setae, with ventral row of sharp robust setae and with numerous pointed robust setae on anterior surface (as in Fig. 6b); foretibia pale brown with diffuse brown median band, with row of short fine setae on posterior margin and row of short fine setae on lateral ridge, and with 7–9 pointed robust setae on inner surface; foretarsus pale brown with distinct brown band basally, with long fine setae on posterior margin and scattered fine setae; foretarsal claw with two rows of denticles. Midleg similar to hindleg but with less numerous setae and no robust setae on lateral ridge of tibia. Hindfemur (Fig. 6a) similar to forefemur but setae more numerous; hindtibia with row of medium fine setae and 4–5 pointed robust setae on posterior margin, with 7–8 pointed robust setae and scattered fine setae on lateral ridge, with 11–12 robust setae on anterior margin, and with 12–20 robust simple setae on inner surface; hindtarsus with long fine setae on posterior margin and scattered fine setae, and with 6 simple pointed robust setae on inner surface; hindtarsal claw with two rows of denticles (Fig. 6c). Abdomen: Terga 2–7 brown with pair of submedian pale marks, single faint posteromedian pale mark, two pairs of sublateral pale marks (less evident in male larvae: Fig 3), and pair of lateral pale marks (Figs. 1–3). Sterna (Fig. 4) cream to pale brown with reddish brown pair of sublateral markings (more distinct on distal segments); anterior margins of distal segments often reddish-brown. Posterolateral spines present on segments 2 or 3–8. Gills cream, present on segments 1–7, with variously developed fibrils present on gills 1–6. Caudal filaments pale brown with spines at articulations and numerous fine intersegmental setae. Adult Male (in alcohol): Length: Forewing 5.0–6.0 mm; body 5.0–6.0 mm. Compund eyes grayish green to black, contiguous dorsally. Ocelli black basally, grayish green apically. Frons orange-yellow. Notum uniformly creamy orange; sternum yellow. Legs cream; forefemur apically orange-brown. Wings translucent. Abdominal terga (Figs. 7,8) reddish brown with pale median stripe, submedian pale marks, antero- and posterolateral corners pale, and posterior margins brown. Abdominal sterna cream. Caudal filaments cream, basal articulations reddish brown. Genitalia cream, penes (Figs. 9, 10) ventrally with pair of discal spines; basal sclerites with 1 or 2 pairs of minute dorsolateral spines; lateral sclerites without spines; apical sclerites slightly recurved, with 1 or 2 pairs median spines. Subgenital plate slightly emarginate with small moderately pointed lateral projections (Fig. 9) and with sparse minute spines. Adult Female (in alcohol): Length: Forewing 6.5–7.0 mm; Body 6.0–7.0 mm. Eyes gray-green to black. Ocelli black basally, gray-green apically. Frons orange. Notum yellow-orange; sternum yellow. Legs cream. Wings translucent. Abdomen yellow-orange; posterior margins of terga reddish brown; faint traces of reddish brown marks laterally; ninth sternum truncate. Caudal filaments cream. Etymology. This species is named in honor of the JMW's late grandmother, Dorothy Webb. Diagnosis and discussion. Larvae of N. dorothae are identified by the presence of two rows of denticles on the tarsal claws (Fig. 6c). Nixe dorothae and N. perfida are superficially similar and occur in the same geographic region, but, in addition to the second row of denticles, N. dorothae larvae usually have two pairs of pale sublateral spots on each abdominal tergum (Fig. 1) whereas N. perfida larvae have only a single pair. Nixe flowersi is also known from southern Indiana but differs from N. dorothae by having a single row of denticles on the tarsal claws, clavate robust setae on the femora (similar to Fig. 18), and much more extensive pale areas on the abdominal terga (Fig. 19, McCafferty 1977: Fig. 3, as Heptagenia perisimplex McDunnough, 1929) The reddish brown markings on the abdominal sterna can vary within populations from completely absent to well developed and should not be considered diagnostic. Adult males are differentiated from North American congeners by the combination of the reddish brown dorsal color pattern (Fig. 7) and penes with median spines on the apical sclerites (Fig. 10). The only other North American species with spines on the apical sclerites is N. flowersi, but its abdomen is cream colored rather than reddish brown. Nixe horrida, N. lucidipennis, N. perfida and N. rusticalis all have reddish brown abdominal terga, but the penes lack median spines on the apical sclerites. Nixe dorothae were most often collected from small, intermittent or spring-fed streams in southern Indiana. Material examined. HOLOTYPE: IN: JACKSON CO: ♀ larva, Hoosier Nat For, Combs Br at road, near Maumee, 39°01'N 86°17'W, 12-V-2005, JM Webb & JM Hwang. PARATYPES: IN: JACKSON CO: 2 ♂ imagos (genitalia slide mounted in Euparal and Cellosolve), same data as holotype; 21 larvae, same data as holotype; 11 larvae (1 slidemounted), Hoosier Nat For, Little Salt Cr at Co Rd 1075N, 39°01'53”N 86°10'20”W, 5-V-2005, LM & MW Jacobus. All material deposited in Purdue Entomological Research Collection, West Lafayette, IN. Other material examined: IN: BROWN CO: 18 larvae, stream feeding Yellowwood L, Yellowwood St For, V-24-1978, M Minno & D Bloodgood; JACKSON CO: 4 ♂ imagos (genitalia of 1 slide mounted), 4 ♂ subimagos, 6 ♀ imagos with associated exuviae, same data as holotype; 10 larvae, same data as holotype; 47 larvae (1 slidemounted), Hoosier Nat For, Combs Br at road, near Maumee, 39°01'N 86°17'W, 5-V-2005, LM & MW Jacobus; 3 larvae (1 slidemounted), trib Buck Cr, NE Spraytown, 39°01'36”N 86°05'33”W, 7-V-2000, LM Jacobus; 7 larvae, Hoosier Nat For, Cross Br at Co Rd 650W, 39°02'55”N 86°09'53”W, 5-V-2005, LM & MW Jacobus; SPENCER CO: 2 larvae, ditch 1 mi W Lincoln St Prk, at gravel road and RR track, 7-V-1972, WP McCafferty & AV Provonsha; 4 larvae, ditch 1 mi W Lincoln St Prk, at gravel road and RR track, 7-V-1972, JW Smith; 5 larvae, trib E Fk Little Pigeon Cr 2.5 mi S Lincoln on gravel road, 6-V-1972, D Lockwood; 30 larvae, trib of Little Pigeon Cr 2 mi SW Lincoln St Prk on gravel road, 17-V-1973, WP McCafferty, K Black, AV Provonsha; 6 larvae, N Frk Little Pigeon Cr at Hwy 68, 6-V-1972, JW Smith; 10 larvae, E Frk Little Pigeon Cr 2 mi S Lincoln St Prk on gravel road, 7-V-1972, no collector indicated; 1 larva, Crooked Cr 1 mi S Lamar, E of St Hwy 245, 17-V-1973, WP McCafferty, K Black, AV Provonsha; 6 larvae, small trib of Little Pigeon Cr 1.5 mi S Lincoln on gravel road and RR tracks, 13- V-1976, AV Provonsha, M Minno; WARRICK CO: 5 larvae, Pokeberry Cr, 7-V-1972, L Lehman; 5 larvae, Wallace Fk Little Pigeon Cr, 6-V-1972, JW Smith; 3 larvae, Wallace Fk Little Pigeon Cr, 7-V-1972, D Lockwood; 4 larvae, Wallace Fk Little Pigeon Cr, 7-V-1972, L Lehman.Published as part of Webb, J. M. & Mccafferty, W. P., 2011, Contributions to the larvae of North American Nixe (Ephemeroptera: Heptageniidae), with the description of N. dorothae sp. nov. from southern Indiana, pp. 27-37 in Zootaxa 3065 (1) on pages 27-32, DOI: 10.11646/zootaxa.3065.1.3, http://zenodo.org/record/527997

    Paracloeodes lugoi Randolph & McCafferty 2000

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    <i>Paracloeodes lugoi</i> Randolph & McCafferty 2000 <p> <b>Diagnosis. Male imago.</b> Unknown.</p> <p> <b>Mature nymph.</b> 1) frons with two convergent keels, fused near clypeus (Fig. 10); 2) labrum with a pair of subapical setae near the middle that are distinguishable from others dorsal setae; 3) one row of five simple setae near distolateral margin of labrum; 4) distal margin of labrum with bifid setae; 5) distolateral margin of labrum with bifid and strong pectinate setae; 6) right mandible incisors cleft; 7) outer incisor of right mandible without vestigial denticle; 8) maxillary palp 1.40× the length of galea-lacinia; 9) apical half of paraglossa without an abrupt decrease in width (rounded condition) (Figs. 21 and 24); 10) angle between inner margin of labial palp segment III and distal margin of segment II greater than 90°; 11) lobe of labial palp segment II relatively angulate (Fig. 18); 12) base of labial palp segment III 0.40× the width of labial palp segment II (Fig. 18); 13) labial palp with length of segment III 0.70× the width of its base (Fig. 18); 14) hind wing pads absent; 15) anterior surface of forefemur with one row of blunt setae near dorsal margin (Fig. 15); 16) medial row of setae on anterior surface of forefemur absent (Fig. 15); 17) anterior surface of forefemur without row of setae near the ventral margin (Fig. 15); 18) fore tarsal claw 0.60× the length of the tarsus, with minute denticles (Fig. 15); 19) abdominal color pattern as in Figure 2; 20) length of gills less than 2.0× the subsequent abdominal segment (Fig. 2).</p> <p> <b>Distribution.</b> Guerrero, Morelos (Mexico) (Randolph & McCafferty 2000; McCafferty & Lenat 2004).</p> <p> <b>Material examined.</b> One nymph on slide (holotype), MEXICO, Morelos state, Río Cuacutla at Cuautla, elev. 4600’, temp. 70F, 13.xi.1968, R. K. Allen col. [PERC]. Two nymphs in ethanol, same data as holotype [PERC].</p>Published as part of <i>Cruz, Paulo Vilela, Usher, Andrew K. & Jacobus, Luke M., 2017, Review of continental North and Central American Paracloeodes Day 1955 (Ephemeroptera: Baetidae), including description of a new species from Minnesota, U. S. A., pp. 333-346 in Zootaxa 4263 (2)</i> on page 335, DOI: 10.11646/zootaxa.4263.2.7, <a href="http://zenodo.org/record/573153">http://zenodo.org/record/573153</a&gt

    Paracloeodes fleeki McCafferty & Lenat 2004

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    <i>Paracloeodes fleeki</i> McCafferty & Lenat 2004 <p> <b>Diagnosis. Male imago.</b> Unknown.</p> <p> <b>Mature nymph.</b> 1) frons with two parallel keels (Fig. 9); 2) labrum with a pair of subapical setae near the middle that are distinguishable from others dorsal setae; 3) one row of five simple setae near distolateral margin of labrum; 4) distal margin of labrum with bifid setae; 5) distolateral margin of labrum with bifid and pectinate setae; 6) right mandible incisors cleft; 7) outer incisor of right mandible without vestigial denticle; 8) maxillary palp 1.75× the length of galea-lacinia; 9) apical half of paraglossa without an abrupt decrease in width (rounded condition) (similar to Figs 22 and 25); 10) angle between inner margin of labial palp segment III and distal margin of segment II around 90°; 11) lobe of labial palp segment II relatively rounded (Fig. 17); 12) base of labial palp segment III 0.40× the width of segment II (Fig. 17); 13) labial palp with length of segment III 0.90× the width of its base (Fig. 17); 14) hind wing pads absent; 15) anterior surface of forefemur with one sparse row of blunt setae near dorsal margin (dashed line ellipse in Fig. 14); 16) medial row of setae on anterior surface of forefemur sparse (dashed line rectangle in Fig. 14); 17) anterior surface of forefemur with one sparse row of blunt setae near the ventral margin (bracket in Fig. 14); 18) fore tarsal claw 0.50× the length of the tarsus, with minute denticles (Fig. 14); 19) abdominal color pattern as in Figure 1; 20) length of gills at least 2.0× the length of the subsequent abdominal segment (Fig. 1).</p> <p> <b>Distribution.</b> North Carolina (U.S.A.) (McCafferty & Lenat 2004).</p> <p> <b>Material examined.</b> One nymph in ethanol (holotype), USA, North Carolina, Guilford Co., South Buffalo Cr. at SR 2821, vii.1993, D. Lenat and T. McPherson cols. [PERC]. One nymph on slides (paratype), same data as holotype [PERC].</p>Published as part of <i>Cruz, Paulo Vilela, Usher, Andrew K. & Jacobus, Luke M., 2017, Review of continental North and Central American Paracloeodes Day 1955 (Ephemeroptera: Baetidae), including description of a new species from Minnesota, U. S. A., pp. 333-346 in Zootaxa 4263 (2)</i> on pages 334-335, DOI: 10.11646/zootaxa.4263.2.7, <a href="http://zenodo.org/record/573153">http://zenodo.org/record/573153</a&gt

    A cladistic approach for generic delimitation of paracloeodes day, rivudiva lugo-ortiz & McCafferty, and varipes lugo-ortiz & McCafferty (ephemeroptera: Baetidae).

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    The taxonomic knowledge of Baetidae has been greatly improved in the last decades in South America. Despite the advances, there are problems that need to be addressed. One of these problems is doubt concerning the systematics of species assigned to the genera Paracloeodes Day, Rivudiva Lugo-Ortiz & McCafferty, and Varipes Lugo-Ortiz & McCafferty, and the evolution of long setae on femora. In the present paper, the monophyly of these three genera is tested using a cladistic approach. The matrix included 53 species and 151 morphological characters: 127 for nymphs and 24 for adults. The dataset was analyzed under equal and implied weights with nine values of k. Group support was estimated with relative Bremer and frequency differences. The results corroborate (i) the paraphyly of Paracloeodes and Varipes, which become monophyletic without P. caldensis + V. singuil, proposed as a new genus Rhopyscelis gen. n., (ii) the long setae on femora as an independent acquisition between Rhopyscelis gen. n. + Varipes and Rivudiva, (iii) the transversal rows of setae on femora as an independent acquisition between Rhopyscelis gen. n. + Varipes and Rivudiva, (iv) the spine on subgenital plate as an independent acquisition between Paracloeodes, Rivudiva and Gen. A. © Koninklijke Brill NV, Leiden, 2018

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed

    Appropriate Similarity Measures for Author Cocitation Analysis

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    We provide a number of new insights into the methodological discussion about author cocitation analysis. We first argue that the use of the Pearson correlation for measuring the similarity between authors’ cocitation profiles is not very satisfactory. We then discuss what kind of similarity measures may be used as an alternative to the Pearson correlation. We consider three similarity measures in particular. One is the well-known cosine. The other two similarity measures have not been used before in the bibliometric literature. Finally, we show by means of an example that our findings have a high practical relevance.information science;Pearson correlation;cosine;similarity measure;author cocitation analysis

    Expanding “Communities and Collections” in the K-State Research Exchange (K-REx) to benefit the K-State Community and Beyond

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    Kansas State University has used its institutional repository, the K-State Research Exchange (K-REx), to store and share its first year experience program, K-State First, and notably its common reading program, K-State First Book. We have done so with the aim that the accessibility and preservation of these documents ensures program stability, promotes engagement with first year programming, and provides the ability to foster growth,educational opportunities, and community building outside of K-State. Moving away from research concentrated repositories and taking a more holistic approach to scholarship, especially when realizing the pedagogical significance of collaborative campus programming, institutions can showcase, discover, preserve, and grow programs that shape campus communities and engagement. This session will provide an overview of K-REx and spotlight the digital archive of the university’s first year experience program and common reading program, K-State First Book. We will discuss the benefits and challenges to expanding the purview of your repositories. We talkthrough the types of materials we decide to host in our repository and why we share what we do. We will also provide recommendations on new ways to evaluate what belongs in institutional repositories and how this diversity can benefit your program, your institution, the community, and others

    Ready Player One Program Event Poster

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    K-State Book NetworkA poster advertising an author talk by Ernest Cline at Kansas State University on October 10, 2013. Ernest Cline's book "Ready Player One" was selected as the 2013-2014 common book
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