Volume 1

Text-book of embryology / edited by Walter Heape.

Date:
1914-
Catalogue details

Licence: Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)

Credit: Text-book of embryology / edited by Walter Heape. Source: Wellcome Collection.

Provider: This material has been provided by The University of Leeds Library. The original may be consulted at The University of Leeds Library.

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    of tlie Gteuophova—The formation of tlie tentacles of Gallianira—The allinitie.s of the Ctenophora with otlior Coolentevata—The experimental embryology of Coelenterata—The ancestral meaning of the Planula larva . . Page 53 CHAPTER V PLATYHELMINTHES Tlie Polyclada the most primitive group of Platyhelmintlies so far as their develop- ment is concerned—Development of Planocera inquilina as a type of the Polyclada —The nature of spiral cleavage—Definition of cell-lineage and the nomenclatm-e employed—Miiller's larva in the development of Vungia and its metamorphosis— The interpretation of Miiller's larva and the light which it throws on the ancestral history of Platyhelmintlies ..... Page 102 CHAPTER VI NEMERTINEA The development of Ccrehratulus lacteus as a type of the Nemertiiiea—The Pilidium larva and its metamorphosis—Experimental embryology of the Nemertinea—The interpretation of the Pilidium larva and the light which it throws on the ancestral history of Nemertinea ..... Page 118 CHAPTER Vn ANNELIDA iVlethods of preserving and mounting the eggs of Annelida—The development of Polygordius appendiculatus as a type of the Annelida: its cell - lineage: its Trochophore larva and the metamorphosis thereof—The Trochophore larva of Polygordius lacteus and its metamorphosis — The development of various Polychaeta—The development of the nephridia of Criodrilus—T\\e development of Nephelis as a type of the Hirudinea—The development of CZcjjsmjc—The inter- pretation of the Trochophore larva and the ancestry of the Annelida . Page 128 CHAPTER VHI ARTHROPODA The development of Peripatus capensis as a type of the Prototracheata—The develop- ment of Astacus as a type of the Crustacea—The formation of layers in Uomarus, Lucifer, and Eiqihausia as types of the Eucarida—The formation of layers in Mysis as a type of the Peracarida—Tlie formation of layers in Polyphemus and Branchipus as types of the Cladocera—Tlie formation of layers in Lepns as a type of the Cirripedia—The larval history of Cyclops as a type of Crustacean larval history : the Nauplius and Metanauplius larval stages—The larval history of Phyllopoda : the Nauplius larva of Apus and Branchipus—lha larval history of Cirripedia: the Nauplius and Pupa stages—The larval history of Ostracoda— The larval history of Euphausidacea and Penaeidea : the Nauplius, Protozoaea, and