C. superbus Hardm. ............ 29 36. Chaetoceros C. sp. C. coarctata Lauder. C. dicladia Gastr. C. didymus Ehrb. C. landeri Ralfs. ............ 30-32 ............ 33 ............ 34 ............ 35-36 ............ 37 37. Cladogramma C. dalifornicum Ehrb. C. conicum Grev. ............ A-12: 38 ............ 39 38. Clavularia C. barbadensis Grev. ............ 40 40. Climacosira C. mirificum Grun. orig. ............ 41 41. Climacosphenia C. sp. C. elongata Bail. C. monilegera Ehrb. C. monilifera Ehrb. ............ 42 ............ 43 ............ 44-46 ............ 47-52 42. Cocconeis C. sp. C. adjuncta Schmidt. C. Adriatica Kutz. C. antiqua Tempr. & Brun C. antiqua Tempr. & Brun f. fossilis Cleve C. barbadensis Grev. C. borealis Ehrb. C. circumcinata Schmidt. C. clavigera om. C. cornuta Jans. C. costata Greg. C. dirupta Ehrb. C. distans Greg. C. emmerici Jans. C. excentrica Donk. C. fimbriata Brightw. C. finnica Ehrb. C. grantiana Grev. C. heteroidea Hants. C. lineata Ehrb. ............ A-13: 11-18 ............ A-12: 53 ............ 54 ............ 55-63 ............ 64-65 ............ 66 ............ 67 ............ 63, 68-70 ............ 71 ............ 72 ............ 73/A-40:98 ............ 74-78 ............ 79 ............ 80 ............ 81 ............ 83-84 ............ 85 ............ 86 ............ 87 ............ 88