Vlll ENGRAVINGS. 



PAGE 



UPPER SURFACE OP THE SEA MUSHROOM FUN GIA ACTINI- 



FORMIS 105 



SPECIES OF MADREPORE 106 



THE RED CORAL. GORGONIA PUSTULOSA 107 



Isis HIPPURIS 108 



FRAGMENT or MADREPORE CELL OF THE MADREPORE . . 109 



SECTION OF MADREPORE 110 



PAVONIA LACTUCA Ill 



TUBIPORA, WITH POLYPS ISSUING FROM SOME OF THE TUBES . 112 



POLYP OF A TUBIPORA 113 



ALCYONIUM WITH POLYPS 114 



POLYP OF THE CYDONIUM 115 



A SEA PEN PENNATULA. POLYPS OF A BARB OF THE SEA PEN 116 



GONIA 124 



PROTEUS. AMOEBA. 125 



EUPLCEA CHARON * 126 



PARAMECIUM AURELIA. CILIA OF THE VORTICELLA . . . 127 



THE ELASK ANIMALCULE 131 



INCREASE BY BUDS 132 



INCREASE OF THE VOLVOX GLOBATOR 133 



INCREASE OF THE MONAD 134 



CONVALLARIA. 135 



INCREASE OF THE GONIUM 136 



FOSSIL ANIMALCULES 141 



LlNGUATULA ... 147 



COMMON HYDATLD. MAGNIFIED HEAD 153 



CEREBRAL HYDATID. ONE OF THE HEADS MAGNIFIED . . 154 



CUVIERIA CARIOSCHROMA 165 



THE CYDIPPE, OR BEROE. 168 



THE GIRDLE OF VENUS CESTUM VENERIS 168 



THE PORTUGUESE MAN-OF-WAR THE PHYSALUS . . . . 169 



THE PYROSOMA . 173 



PINCERS or AN ANIMALCULE. GIZZARD OF AN ANIMALCULE. 180 



