Phylogenetic revision of Rhineuridae (Reptilia: Squamata: Amphisbaenia) from the Eocene to Miocene of North America by Daniel I. Hembree

Cover of: Phylogenetic revision of Rhineuridae (Reptilia: Squamata: Amphisbaenia) from the Eocene to Miocene of North America | Daniel I. Hembree

Published by The University of Kansas in Lawrence, Kan .

Written in English

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Subjects:

  • Amphisbaenia -- North America.,
  • Paleontology -- Eocene.,
  • Paleontology -- Miocene.,
  • Reptiles, Fossil -- North America.

Edition Notes

Book details

StatementDaniel I. Hembree.
SeriesThe University of Kansas paleontological contributions. New series -- no. 15., University of Kansas paleontological contributions -- no. 15.
ContributionsUniversity of Kansas. Paleontological Institute.
The Physical Object
Pagination20 p. :
Number of Pages20
ID Numbers
Open LibraryOL16157479M

Download Phylogenetic revision of Rhineuridae (Reptilia: Squamata: Amphisbaenia) from the Eocene to Miocene of North America

The long-awaited revision of the industry standard on phylogenetics. Since the publication of the first edition of this landmark volume more than twenty-five years ago, phylogenetic systematics has taken its place as the dominant paradigm of systematic by: Rhineuridae is a family of amphisbaenians (commonly called worm lizards) that includes one living genus and species, Rhineura floridana, as well as many extinct species belonging to both Rhineura and several extinct genera.

The living R. floridana is found only in Florida no further north than the panhandle, but extinct species ranged across North America, some occurring Class: Reptilia. Get this from a library. Phylogenetic revision of Rhineuridae (Reptilia: Squamata: Amphisbaenia) from the Eocene to Miocene of North America.

[Daniel I Hembree; University of Kansas. Paleontological Institute.]. I have seen several bootstrap values likeand etc., at elsewhere. what parameters I should select before constructing a phylogenetic tree by neighbour joining method.

Dyticonastis is an extinct genus of amphisbaenians, or worm lizards, that includes a single species, Dyticonastis rensbergeri, that lived during the late Oligocene and early Miocene in what is now Oregon.

Fossils of the species come from the John Day belongs to Rhineuridae, a family that includes many other extinct North American amphisbaenians but Class: Reptilia. Phylogenetics is the study of the evolutionary relatedness among groups of organisms.

Molecular phylogenetics uses sequence data to infer these relationships for both organisms and the genes they maintain. With the large amount of publicly available sequence data, phylogenetic inference has become increasingly important in all fields of biology.

Phylogenetic and taxonomic revision of Lopadostoma Article (PDF Available) in Persoonia - Molecular Phylogeny and Evolution of Fungi.

Phylogenies in Ecology is the first book to critically review the application of phylogenetic methods in ecology, and it serves as a primer to working ecologists and students of ecology wishing to understand these methods.

This book demonstrates how phylogenetic information is transforming ecology by offering fresh ways to estimate the similarities and differences among Cited by: Phylogenetic Analysis Irit Orr Subjects of this lecture 1 Introducing some of the terminology of phylogenetics.

2 Introducing some of the most commonly used methods for phylogenetic analysis. 3 Explain how to construct phylogenetic trees.] Taxonomy - is the science of classification of organisms.] Phylogeny - is the evolution of aFile Size: KB. Phylogenetics, in biology, the study of the ancestral relatedness of groups of organisms, whether alive or extinct.

History. Classification of the natural world into meaningful and useful categories has long been a basic human impulse and is systematically evident at least since time of ancient nt for close to 2, years in the West was the notion of a “Great Chain of.

'Phylogenetics' is the reconstruction and analysis of phylogenetic (evolutionary) trees and networks based on inherited characteristics. It is a flourishing area of interaction between mathematics, statistics, computer science and biology.

The main role of phylogenetic techniques lies in evolutionary biology, where it is used to infer historical relationships between species. Phylogenetic tree, also called Dendrogram, a diagram showing the evolutionary interrelations of a group of organisms derived from a common ancestral ancestor is in the tree “trunk”; organisms that have arisen from it are placed at the ends of tree “branches.” The distance of one group from the other groups indicates the degree of relationship; i.e., closely related groups.

First Edition — The page of this book on Springer's Web site is HERE. You can find here: The data files and script files (as a zipped tar archive) to repeat the analyses in the "Case Studies" (this includes the two rodent trees forgotten in the same file on Springer's site).; The list of errata.; A list of updates pointing to the new features accomplished since the text of the book.

This course provides a basic introduction to the field of phylogenetics, with an emphasis on how to read and interpret phylogenetic trees. An undergraduate-level knowledge of biology would be an advantage.

About this course. Learning objectives: Describe several applications of phylogenetics. Explain how to read simple trees. Phylogenetics is the study of evolutionary relationships among biological entities - often species, individuals or genes (which may be referred to as taxa).

The major elements of phylogenetics are summarised in Figure 1 below. Figure 1 Elements of phylogenetics. Typically phylogeneticists study one of the following types of question: • What are the evolutionary relationships or.

Phylogenetic taxa will thus be "natural" in the sense of being the result of the evolutionary process. Obviously, there are alternative ways to classify organisms into a hierarchy, because of the many biological processes impinging on organisms. Many kinds of non-phylogeneticFile Size: KB.

phylogenetic species concept (PSC) The concept of a species as an irreducible group whose members are descended from a common ancestor and who all possess a combination of certain defining, or derived, traits (see apomorphy).Hence, this concept defines a species as a group having a shared and unique evolutionary history.

It is less restrictive than the biological. The book starts with a presentation of different R packages and gives a short introduction to R for phylogeneticists unfamiliar with this language. The basic phylogenetic topics are covered: manipulation of phylogenetic data, phylogeny estimation, tree drawing, phylogenetic comparative methods, and estimation of ancestral characters.

where ρ is the global rate of Q, equal to the expected number of substitutions per time unit; Π = (π x) is the vector of amino acid equilibrium frequencies; and R = (r x ↔ y) is the (symmetric) exchangeability matrix that represents the general propensity of exchanges between amino acids, independently of the amino acid frequencies within the studied sequences Cited by: Introduction.

The mygalomorph family Euctenizidae is a geographically widespread group of fossorial spiders most of whom capture prey at the entrance of a burrow covered by a silken - soil () originally established this group as a subfamily of the Cyrtaucheniidae, however a number of phylogenetic treatments of the infraorder Mygalomorphae (Bond and Cited by: Immediately download the Phylogenetics summary, chapter-by-chapter analysis, book notes, essays, quotes, character descriptions, lesson plans, and more - everything you need for studying or teaching Phylogenetics.

Phylogeny, the tree of life Essential molecular mechanisms as replication and gene expression were found to be similar among the orga-nisms studied so far. This favors the idea that all present day living organisms have evolved from a common ancestor.

The relationship is called phylogeny and is represented by a phylogenetic Size: 1MB. What Is a Phylogenetic Species Concept. The phylogenetic species concept defines a species as a group of organisms that shares a common ancestor and can be distinguished from other organisms that do not share that ancestor.

As an analogy, the phylogenetic species concept asserts that on the tree of life, species are the distal twigs. Phylogenetics is the area of research concerned with finding the genetic connections and relationships between species. The basic idea is to compare specific characters (features) of the species, under the natural assumption that similar species (i.e., species with similar characters) are genetically close.

The term phylogeny refers to these. Phylogenetic Sequence Analysis Methods Course Bioinformatics WS /08 Fabian Schreiber The aim of this handout is to present you with some theoretical background that might be helpful for building phylogenetic trees.

This handout also provides an step-by-step example of how to build a phylogenetic tree1. Contents 1 What is a phylogenetic Tree 2File Size: KB. Complete mitochondrial genomic sequences are reported from 12 members in the four families of the reptile group Amphisbaenia.

Analysis of 11, aligned nucleotide positions (5, informative) produces a robust phylogenetic hypothesis. The family Rhineuridae is basal and Bipedidae is the sister.

Phylogenetic analyses of the bat family Rhinolophidae By W. BOGDANOWICZ and R. OWEN Abstract The 35 mensural traits of 62 species from the family Rhinolophidae were analyzed by the maximum likelihood method using data matrices after size-free and common-part-removed transformations.

List # Learn with flashcards, games, and more — for free. Hembree, D. "Phylogenetic revision of Rhineuridae (Reptilia: Squamata: Amphisbaenia) from the Eocene to Miocene of North America," 20 p., 6 fig., 1 table, Click here for ordering information or visit the Paleo Contributions database for additional information about all the volumes in the series.

Phylogenetic trees are not directly observed and are instead inferred from sequence or other data. Phylogeny reconstruction methods are either distance-based or character-based. In distance matrix methods, the dis-tance between every pair of sequences is calculated, and the resulting distance matrix is used for tree recon - struction.

The result of a molecular phylogenetic analysis is expressed in a so-called phylogenetic tree. The evolutionary connections between organisms are represented graphically through phylogenetic trees. Due to the fact that evolution takes place over long periods of time that cannot be observed directly, biologists must reconstruct phylogenies by.

Toward a Phylogenetic Classification of the Ephemeroptera (lnsecta): A Commentary on Systematics A new revision of Ephemeroidea serves as a prima facie example of phylogenetic page of your same book you said it can only be done by means of a phylogenetic schedule.". Phylogenetics 2 The time will come, I believe, though I shall not live to see it, when we shall have fairly true genealogical trees of each great kingdom of Nature - Charles Darwin 3 Charles Darwin On the origin of species.

Chapter IV - Natural Selection 4 What is Molecular Phylogenetics Phylogenetics is the study of evolutionary. What does a phylogenetic tree show The evolutionary history of a group of organisms based on a molecular level When classifying organisms in a cladistic diagram, identify 3 pitfalls scientists might encounter classifying creatures.

Reading: Structure of Phylogenetic Trees. A phylogenetic tree can be read like a map of evolutionary history. Many phylogenetic trees have a single lineage at the base representing a common ancestor.

Scientists call such trees rooted, which means there is a single ancestral lineage (typically drawn from the bottom or left) to which all. (systematics) The systematic study of organism relationships based on evolutionary similarities and differences.

William Morton Wheeler, “George Baur’s Life and Writings”, The American Naturalist, vol. 33, p. Thereupon he went to Leipzig, and during the winter of –81 and the following summer semester studied comparative anatomy. EXTENDED. READING QUIZ 6: Phylogenetics & Speciation / Attempt 2 Stickleback speciation into benthic and limnetic species pairs arose independently in parallel in 6 lakes.

Which of the following is the most likely reason for this. Select one: a. Genetic drift likely caused the benthic and limnetic populations to diverge rapidly in these lakes b.

Stickleback speciation is. A phylum-level phylogenetic classification of zygomycete fungi based on genome-scale data Joseph W. Spatafora1 Ying Chang Department of Botany and Plant Pathology, Oregon State University, Corvallis, Oregon Gerald L.

Benny Katy Lazarus Matthew E. Smith Department of Plant Pathology, University of Florida, Gainesville, Florida Mary L File Size: 2MB.

Definition - Phylogenetic Tree Definitions: A tree is an undirected acyclic connected graph. The set of exterior nodes are called leaves. Leaves have degree one, whereas the interior nodes have degree greater than one.

A phylogenetic tree is an unordered, rooted/unrooted tree with weighted/unweighted edges. The leaves contain the set of File Size: KB.

The Gauthier et al. (a) phylogeny was the principal reference for amniote interrelationships and taxonomy until Laurin and Reisz () identified turtles as the sister taxon of procolophonid “parareptiles.” The Laurin and Reisz () results expanded the content of the reptilian crown group by incorporating “parareptiles,” and thereby produced a topology in Cited by:.

that the field of phylogenetic biogeography was born. Since then, many methods have been proposed on the basis of the idea that taxa sharing similar phylogenetic and distributional patterns must have shared a common biogeographic history.

The earliest methods were based on the parsimony principle and were aimed at finding patterns of.Reading trees: Phylogenetic pitchforks. Often, one sees phylogenies that include polytomies, nodes with more than two descendent lineages, creating a "pitchfork." This can mean one of two things: Lack of knowledge Usually, a polytomy means that we don't have enough data to figure out how those lineages are related.

By not resolving that node.References about Phylogenetic Biology. Baum, D. A. and A. Larson. Adaptation reviewed: A phylogenetic methodology for studying character macroevolution.

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