6i4 



SYNOPSIS OF THE ANIMA.L KINGDOM. 



Monera. 



Protoplasta. 



Gregarinida. 



Catallacta. 



Infusoria. 



Foraminifera. 



Radiolaria. 



a. Heliozoa. 

 h. Cytophora. 



PEOTOZOA. 



Protamoeba. ^ 

 Amoeba. I 



Gregarina. > No fossil forms. 



Magosphsera. i 

 Paramoecium. / 



Globigeeina, Nummulites, Orbitolites, Saccam- 

 MiNA, Orbitoides, *JSozoon ? 



Actinophrys. (No fossil forms.) 

 Acanthostaurus, Tbalassicolla, *Anthocyetis, 



*P0D0CYETIS (PoLTCISTINa). 



[The Monera, Protoplasta, Foraminifera and Radiolaria are sometimes included in 

 one group called RMzopoda.] 



METAZOA. 



INVERTEBRATA. 



I. ZOOPHYTIC SERIES. 



Myxospongise. 



Ceratospongiae. 



Silicispongiae. 



a. Monactinellidae. 



b. Tetractinellidse. 



c. Lithistidae. 



d. Hexactinellidae. 



Calcispongise. 



1. POEIFERA OR SPONGIDA. 



Halisarca. (No fossil forms.) 

 Ceratina, '^'Spongites ? 



Spongilla, Cliona. 



Geodia, Pachasteella, Ophiraphidites, Stelletta. 

 Chenendopora, Hallirhoa, Jerea, Siphonia. 

 Euplectella, Cephalites, Caloptychimn, Proto- 



spongia, Rcccptaculites, Ventriculites. 

 Pharetrospongia, Eaphidonema { = Mmion), Trema- 



cystia (= Verticillites). 



