20 



CLASSIFICATION OF THE ANIMAL KINGDOM. 



OEDER II. PHYSOPHORID,E. Physophora (fig. 14), Physalia 

 (Portuguese Man-of-war, fig. 14), Veldla (fig. 14 c), 

 Porpita, Agalma, Stephanomia. 



SUB-CLASS III. LUCERNARIDA. 



SECTION I. CALYCOZOA (Podactinaria). 



Order. LUCERN ARIADNE. Lucernaria, Carduella, Depas- 

 trum. 



SECTION II. ACRASPEDA. 

 Order I. MONOSTOMATA. 



Fam. 1. Pelagidae. Pelagia. 

 Fam. 2. Cyaneidee. Cyanea. 

 Fam. 3. Aureliidse. Aurelia. 



Order II. EHIZOSTOMATA. 



Fam. 1. Khizostomidse. EJiizostoma 



(fig. 15). 



Fam. 2 Cepheida3. Cephea. 

 Fam. 3. Polyclonidse. Polyclonia. 

 Fam. 4. Cassiopeidse. Cassiopeia. 

 Fam. 5. Crainbessidse. Crarribessa. 



(Huxley, On the Anatomy and Affinities of the 

 Family of the Medusidce, Phil. Trans., 1849 ; 

 Kg. i6.-Generative zooid Brandt Ueler Rhizostoma Cuvieri, Mem. Acad. 



of Rhizostoma pulmo, reduced 



in size. (After Gosse.) St Petersbourg, 1870.) 



SUB-CLASS IV. *GRAPTOLITID^E. 



ORDER I. MONOPRIONID^E. Monograptus, Didymograptus, 

 Tetragraptus, Dichograptus. 



ORDER II. DIPRIONID^E. Diplograptus, Climacograptus. 

 ORDER III. TETRAPRIONID^E. PhyllograptiLs. 

 ORDER IV. EETIOLOIDEA. Eetiolites. 



