A natural history of the animal kingdom : being a systematic and popular description of the habits, structure, and classification of animals, from the lowest to the highest forms. Arranged according to their organisation / by W. S. Dallas.

  • Dallas, W. S. (William Sweetland), 1824-1890.
Date:
[1860?]
Catalogue details

Licence: Public Domain Mark

Credit: A natural history of the animal kingdom : being a systematic and popular description of the habits, structure, and classification of animals, from the lowest to the highest forms. Arranged according to their organisation / by W. S. Dallas. Source: Wellcome Collection.

Provider: This material has been provided by King’s College London. The original may be consulted at King’s College London.

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    CONTENTS. •ON THE STUDY OF ANIMALS. Pag i The Universality of Animal Existence 193 On Zoological Classification • • • 19* On the Primary Divisions of Animals—the Protozoa, the Rajdlata, the Articulata, the Mollusca, and the Vertebrata 196—203 DIVISION I.—THE PROTOZOA. Pagb General Characteristics 19 Divided into three Classes ... 20 Class L—The Rhizopoda ... 20 Divided into two Orders—the Monosojiata, 205; and the POLYTHALAMIA 22 Pag* Class II.—The Porifera, or Sponges 24 Class III.—The Infusoria ... 30 Divided into two Orders—the Astorlata, 218; and the Stomatoda „ 35 DIVISION II.—THE RADIATA. General Characteristics 42 Divided into Five Classes ... 43 Class I.—The Polypi 44 Divided into three Orders—the Hydroida, 229 ; the Aste- roida, 236; and the Heli- ANTHOIDA 52 Class II.—The Discophora ... 65 Their Structure and Develop- ment 66—70 Divided into two Orders—the Gymnophthalmata, 255; and the Steganophthal- MATA 71 Class HI.—The Ctenophora 74 Consisting of only one Order, divided into two Families— the Beroidse, and the Cal- lianiridse 74 Class IV.—The Siphonophora 76 Divided into two Orders—the Chondrograjda, and the Physograda ’ 77 Class V.—The Echinodermata 77 Their Structure and Develop- ' ment 77—80 Divided into four Orders, 81— the Crinoidea, 82; the Stellerida, 83 ; the Ecm- nida, 84; and the Holo- THURIDA ... 86 DIVISION III.—THE ARTICULATA. Their great diversity 86 Divided into two Sub-divisions 86 SUB-DIVISION I.—VERMES. Comprehending four Classes .. 86 Class I.—The Platyelmta ... 86 Divided into three Orders-— the Cestoijoea, 272; the Trematoda, and the Pla- narida 89 Class II.—The Nematelmia ... 91