[ v INDEX TO PLATES. 



FAVOSITES Plates. 



/amplissimus 17 



arbor 22, 23 



baeulus 21 



canadensis 29 



/ cariosus 31, 32 



cavernosus 33 



clausus ■ 49, 73 



/delandi 24 



/convexus 27 



cristatus 9 



cristatus, varietas major 24 



/cymosus 23 



digitatus 21 



/ discus 9 



emmonsi 12, 32 



epidermatus 12 



/eximius 26, 27 



favosus 8 



forbesi 8 



, frutex 24 



^fustiformis 26 



s goodwini 25 



hemisphericus et varietates 10, 1 1 



impeditus 24 



intcrtcxtus 32 



limitaris 30, 31 



s louisvillcnsis . 9 



.. mundus 27, 28 



y mundus, varietas placentoideus 14 



niagarensis 8 



ocellatus 16 



placenta 14 



