The Origin and Early Evolution of the Craniata

Homeobox genes and axial patterning

1992 • 2,688 citations

Vertebrate Paleontology and Evolution

1988 • 1,723 citations

AMNIOTE PHYLOGENY AND THE IMPORTANCE OF FOSSILS

1988 • 1,071 citations

Neural Crest and the Origin of Vertebrates: A New Head

1983 • 1,011 citations

Homeo Boxes in the Study of Development

1987 • 905 citations

Analysis of Vertebrate Structure

1974 • 843 citations

Nested expression domains of four homeobox genes in developing rostral brain

1992 • 794 citations

Vertebrate paleontology and evolution

1988 • 749 citations

Analysis of Vertebrate Structure

1974 • 719 citations

The Genesis of Neural Crest and Epidermal Placodes: A Reinterpretation of Vertebrate Origins

1983 • 676 citations

Coordinate expression of the murine Hox-5 complex homoeobox-containing genes during limb pattern formation

1989 • 612 citations

Hox and HOM: Homologous gene clusters in insects and vertebrates

1989 • 467 citations

The Importance of Fossils in Phylogeny Reconstruction

1989 • 445 citations

Details of the evolutionary history from invertebratesto vertebrates, as deduced from the sequences of 18S rDNA.

1994 • 431 citations

The Early Evolution of Metazoa and the Significance of Problematic Taxa.

1993 • 391 citations

Agnathans and the origin of jawed vertebrates

1993 • 384 citations

Echinoderm phylogeny and evolutionary biology

1988 • 353 citations

Cloning of an X. laevis gene expressed during early embryogenesis coding for a peptide region homologous to Drosophila homeotic genes

1984 • 335 citations

Molecules and morphology in evolution: Conflict or compromise?

1988 • 326 citations

DEVELOPMENT AND EVOLUTIONARY ORIGINS OF VERTEBRATE SKELETOGENIC AND ODONTOGENIC TISSUES

1990 • 324 citations

Homeobox gene expression correlated with the bifurcation process of limb cartilage development

1991 • 317 citations

Significance of Fossils in Determining Evolutionary Relationships

1981 • 298 citations

HEADS AND TAILS: A CHORDATE PHYLOGENY

1986 • 280 citations

Problematic fossil taxa

1986 • 254 citations

STAGES IN THE ORIGIN OF VERTEBRATES: ANALYSIS BY MEANS OF SCENARIOS

1989 • 242 citations

The ancestry of the vertebrates

1986 • 228 citations

The conodont animal

1983 • 222 citations

Origin of the Metazoa.

1990 • 216 citations

When are Fossils Better than Extant Taxa in Phylogenetic Analysis?

1991 • 213 citations

The phylogeny of the Craniata, with particular reference to the significance of fossil “agnathans”

1981 • 212 citations

HOX gene activation by retinoic acid

1991 • 211 citations

Landmarks in the anterior central nervous system of amphioxus larvae

1994 • 210 citations

An amphioxus homeobox gene: sequence conservation, spatial expression during development and insights into vertebrate evolution

1992 • 206 citations

The phylogenetic system : the systematization of organisms on the basis of their phylogenesis

1987 • 198 citations

Palaeobiology of conodonts

1988 • 185 citations

The Phylogeny of Vertebrata.

1978 • 185 citations

Evolution of the vertebrate Hox homeobox genes

1992 • 179 citations

Expansion of the Hox gene family and the evolution of chordates.

1993 • 176 citations

Evidence from 18 S Ribosomal RNA Sequences that Lampreys and Hagfishes form a Natural Group

1992 • 175 citations

Evidence for Monophyly and Arthropod Affinity of Cambrian Giant Predators

1994 • 171 citations

The anatomy of conodonts

1993 • 170 citations

Presence of the Earliest Vertebrate Hard Tissue in Conodonts

1992 • 156 citations

When are Fossils better than Extant Taxa in Phylogenetic Analysis?

1991 • 153 citations

Treatise on invertebrate paleontology, Part S: Echinodermata, 1

1969 • 151 citations

A Cambrian gilled lobopod from Greenland

1993 • 146 citations

The conodont animal

1983 • 145 citations

The affinities of conodonts—new evidence from the Carboniferous of Edinburgh, Scotland

1986 • 139 citations

Cladism and Common Sense

1979 • 136 citations

Deuterostome Monophyly and Phylogeny

1987 • 133 citations

The phylogenetic affinities of the chaetognaths: a molecular analysis.

1993 • 131 citations

The structure of some Middle Cambrian conodonts, and the early evolution of conodont structure and function

1976 • 129 citations

Problems and paradigms: Hoemeobox genes in vertebrate evolution

1992 • 123 citations

Homeobox Genes and the Vertebrate Body Plan

1990 • 118 citations

Fact, theory, and fantasy in human paleontology.

1977 • 115 citations

Apical Organs, Epithelial Domains, and the Origin of the Chordate Central Nervous System

1994 • 109 citations

A Silurian Soft-Bodied Biota

1985 • 106 citations

The Animals of the Burgess Shale

1979 • 102 citations

Developmental Biology

1990 • 94 citations

Expression patterns of mouse hox genes: Clues to an understanding of developmental and evolutionary strategies

1991 • 92 citations

Early Paleozoic Echinoderms

1975 • 82 citations

Chaetognath grasping spines recognized among Cambrian protoconodonts

1982 • 80 citations

A Fish from the Upper Cambrian of North America

1978 • 79 citations

Decay of Branchiostoma : implications for soft‐tissue preservation in conodonts and other primitive chordates

1993 • 79 citations

CARPOIDS—ECHINODERMS OR CHORDATES?

1979 • 74 citations

The early history of the Conodonta

1983 • 66 citations

Dentine in conodonts

1994 • 64 citations

DEVELOPMENTAL PROCESSES, DEVELOPMENTAL SEQUENCES AND EARLY VERTEBRATE PHYLOGENY

1989 • 64 citations

Yet more reflections on agnathan-gnathostome relationships

1984 • 64 citations

Conodonts with preserved soft tissue from a new Ordovician <i>Konservat-Lagerstätte</i>

1993 • 62 citations

The youngest carpoid: occurrence, affinities, and life mode of a Pennsylvanian (Morrowan) mitrate from Oklahoma

1991 • 60 citations

A cladistic analysis of the cornutes (stem chordates)

1991 • 58 citations

New Silurian and Devonian fork-tailed 'thelodonts' are jawless vertebrates with stomachs and deep bodies

1993 • 57 citations

A molecular analysis of the phylogenetic affinities of Saccoglossus cambrensis Brambell & Cole (Hemichordata)

1991 • 55 citations

HOM/Hox Type Homeoboxes in the Chelicerate Limulus polyphemus

1993 • 53 citations

What are the ‘Calcichordata’? and the larger question of the origin of Chordates

1982 • 50 citations

Multiple Hox/HOM-Class Homeoboxes in Platyhelminthes

1993 • 47 citations

THE ORIGIN OF THE VERTEBRATES

1960 • 45 citations

Origin of euconodont elements

1993 • 45 citations

Denticles in thelodonts

1993 • 42 citations

A new stem craniate from the Ordovician of Morocco and the search for the sister group of the craniata

1990 • 42 citations

ANOMALOCYSTITID MITRATES (STYLOPHORA-ECHINODERMATA) FROM THE CHAMPLAINIAN (MIDDLE ORDOVICIAN) GUTTENBERG FORMATION OF THE UPPER MISSISSIPPI VALLEY REGION

1982 • 42 citations

The stem-tail problem and the ancestry of chordates

1970 • 28 citations

The cuticle of the aglaspidid arthropods, a red-herring in the early history of the vertebrates

1982 • 27 citations

The cuticle of the aglaspidid arthropods, a red‐herring in the early history of the vertebrates

1982 • 27 citations

A functional model for the conodont apparatus

1983 • 20 citations

A functional model for the conodont apparatus

1983 • 10 citations

Spinal discord

1987 • 7 citations

Thereby hangs a tail

1990 • 7 citations

Involvement of the Neural Crest in Development of the Australian Lungfish Neoceratodus forsteri (Krefft 1870)

1990 • 5 citations

A backbone for the vertebrates

1989 • 5 citations

Outline of a theory of origin of the vertebrate

1960 • 5 citations