xxxviii CLASSIFICATION OF THE ANIMAL KINGDOM 



PHYLUM X. ARTHROPODA continued. 



Class IV. INSECTA cont. 



Sub-class II. Pterygota cont. 

 Order 4. NEUROPTEBA. 

 5. THYSANOPTEBA. 

 ,, 6. HEMIPTEBA. 

 7. DIPTEBA. 

 ,, 8. LEPIDOPTEBA. 

 ,, 9. COLEOPTEBA. 

 ,, 10. MECOPTEBA. 

 11. HYMENOPTEBA. 



Class V. ARACHNIDA. 



Order 1. SCOBPIONIDA. 



,, 2. PSEUDOSCOBPIONIDA. 



,, 3. PEDIPALPIDA. 



,, 4. SOLPUGIDA. 



,, 5. PHALANGIDA. 



,, 6. ABANEIDA. 



,, 7. ACABIDA. 



,, 8. XlPHOSUBA. 

 ,, 9. EUBYPTEBIDA. 



Appendix to the Arachnida The 

 PYCNOGONIDA, LINGUATULIDA, and 

 TABDIGBADA. 



PHYLUM XI. MOLLUSCA. 



Class I. PELECYPODA. 



Order 1. PBOTOBBANCHIA. 



2. FlLIBRANCHIA. 



,, 3. PSEUD O-LAMELLI- 



BBANCHIA. 



,, 4. EULAMELLIBBANCHIA. 

 Sub-order a. Integripalliata. 



b. Sinupalliata. 

 Order 5. SEPTIBBANCHIA. 

 Class II. AMPHINEURA. 

 Order 1. PLACOPHOBA. 



,, 2. APLACOPHOBA. 

 Class III. GASTROPODA. 

 Sub-class I. Streptoneura. 

 Order 1. ASPIDOBBANCHIA. 

 Sub-order 1. Docoglossa. 



Sub-order 2. Rhipidogloxfia. 

 Order 2. PECTINIBBANCHIA. 

 Sub-order 1. Platypoda. 



,, 2. Heteropoda. 



Sub-class II. Euthyneura. 

 Order 1. OPISTHOBBANCHIA. 

 Sub-order 1. Tectibranchia. 

 ,, 2. Nudibranchia. 

 Order 2. PULMONATA. 

 Appendix to the Gastropoda -Class 

 IV. SCAPHOPODA. 

 Class V. CEPHALOPODA. 

 Sub-class 1. Dibranchiata. 

 Order 1. DECAPOD A. 

 ,, 2. OCTOPODA. 

 Sub-class II. Tetrabranchiata. 



PHYLUM XII. 



SUB-PHYLUM I. ADELOCHORDA. 

 Class ADELOCHORDA. 



SUB-PHYLUM II. UROCHORDA. 



Class UROCHORDA. 



Order 1. LABVACEA. 

 ,, 2. THALTACEA. 

 Sub-order a. Cyclomyaria. 

 ,, b. Hcmimyaria. 

 Order :$. ASCIDIAOEA. 



Sub -order a. Ascidicc simplices. 

 ,, b. Ascidioe compositce. 



CHORDATA. 



Order 4. LUCIDA. 



SUB-PHYLUM III. EUCHORDA. 

 Section I. ACRANIA 



(CEPHALOCHORDA). 



Section II. CRANIATA 



(VERTEBRATA). 



Class i. CYCLOSTOMATA. 



Order 1. PETBOMYZONTES. 

 2. MYXINOIDEI. 



