32. THE UPPER-ARM BONE OR HUMERUS OF THE GREAT REPTILE (GIGANTOSAURUS) OF TENDAGOROO 88 THE GIGANTIC REPTILE DIPLODOCUS ON LAND 91 33. THE RUDIMENTARY GILL-PLUME OF A CRAYFISH FROM THAT PART OF THE BODY-WALL TO WHICH THE FIRST PAIR OF JAW-LEGS (MAXILLIPEDES) IS ARTICULATED 122 STRANGELY-SHAPED FISHES 130 34. DIAGRAM OF _ROTIFER VULGARIS_–THE COMMON WHEEL ANIMALCULE–ONE HUNDRED AND TWENTY TIMES AS LONG AS THE CREATURE ITSELF 158 35. THE ROTIFER _PEDALION MIRUM_–SEEN FROM THE RIGHT SIDE, MAGNIFIED 180 DIAMETERS 161 36. THE ROTIFER _PEDALION MIRUM_–SEEN FROM THE VENTRAL SURFACE 161 37. THE ROTIFER _NOTEUS QUADRICORNIS_–TO SHOW ITS CURIOUS FOUR-HORNED CARAPACE 163 THE LARVAL OR YOUNG FORM OF CRUSTACEA KNOWN AS "THE NAUPLIUS" 164 37 (_bis_). THREE TUBE-BUILDING WHEEL ANIMACULES 169 YOUNG STAGES OF GROWTH OR VELIGER LARVÆ OF MARINE SNAILS 181 38. THE SWASTIKA IN ITS SIMPLEST RECTANGULAR FORM 191 39. THREE SIMPLE VARIETIES OF THE SWASTIKA 192 40. FOOTPRINT OF THE BUDDHA 192 41. VASE FROM CYPRUS (MYKENÆAN AGE, _CIRCA_ 1200 B.C.); PAINTED WITH LOTUS, BIRD AND FOUR SWASTIKAS 194 42. TERRA-COTTA SPINDLE-WHORL MARKED WITH SWASTIKAS 194 43. ORNAMENT FROM AN ARCHAIC (PRE-HELLENIC) BŒOTIAN VASE, SHOWING SEVERAL SWASTIKAS, GREEK CROSSES AND TWO SERPENTS 195 43 (_bis_). SWASTIKAS IN BRONZE REPOUSSÉ 195 44. SILVER-PLATED BRONZE HORSE GEAR FROM SCANDINAVIA, SHOWING TWO SWASTIKAS, AND BELOW A COMPLEX ELABORATION OF A SWASTIKA 195 45. ANGLO-SAXON URN FROM SHROPHAM, NORFOLK, ORNAMENTED BY TWENTY SMALL HAND-MADE SWASTIKAS STAMPED INTO THE CLAY 195 46. PIECE OF A CEREMONIAL BEAD-WORKED GARTER, SHOWING STAR AND TWO SWASTIKAS 197 47. A STONE SLAB FROM THE ANCIENT CITY OF MAYAPAN (YUCATAN, CENTRAL AMERICA), ON WHICH (RIGHT SIDE) A CURVILINEAR SWASTIKA IS CARVED 198 48. DIAGRAM TO SHOW THE DERIVATION OF THE SWASTIKA FROM A GREEK CROSS ENCLOSED BY A CIRCLE 199 49. THE GREEK KEY PATTERN IN _A_ RECTANGULAR, AND _B_ CURVILINEAR OR "CURRENT" FORM 202 50. DIAGRAMS OF THE "TRISKELION" 203 51. FOUR STAGES IN THE SIMPLIFICATION OF A DECORATIVE DESIGN–THE ALLIGATOR 205