115 Ceramium gigartinum -- Codium flabelliforme 



Ceramium gigartinum. . 42 



hirsutum 86 



molle 78 



nodulosum 79 



plumosum 55 



plumula 88 



rubrum LXX1X, 79 



scoparium 24 



strictum. var. zosteri- 



cola XVIII 



tetragonum 92 



tomentosum 33 



tumidulum 73 



uni forme 73 



verticillatum 82 



virgatum 79 



Chsetomorpha XLV 



serea LXXV, 21 



linum LXXV 



Melagonium 21 



Ch&tophora 64 



multifida 94 



Champignons. XXV, LXXXI1I 

 Chantransia XII 



tomentosa 33 



Chetangiees. LX, LXXVII, 60 

 Chondria.... XII, LXVIII, 91 



articulata 58 



clavellosa 77 



dasyphylla .... LXXIX, 91 



kaliformis 67 



ovalis 66 



pinnatifida. 70 



polyclados 67 



Chondriopsis dasyphylla. . . 91 

 Chondrothamnion clavello- 



sum 77 



confervatum 77 



Chondrus LXI 



celticus 62 



crispus. LXXVII, XGIV, 



CX, 62, 92 



Chondrus incurvatus 62 



laceratus 44 



mamillosus 54 



multipartitus 53 



norvegicus 81 



polymorphic 62 



rubens 37 



Chlorophycees XVIII, 



XXVII, XLIV, LXXV, 2, 

 3, 4, 5, 8, 9, 12, 13, 15, 



16. 21 

 Chorda XLIX, 6 



filum. . . XVI, LXXV, 102 a 



tomentosa. XVI, LXXV, 



102 



ft him lomentaria 6 



Chordariees. LI, LXXV, 64, 95 

 Chordaria filum 102 



multifida 94 



nemalion 94 



Chroococcacees . XLI, LXXIV 

 Chrysymenia clavellosa. ... 77 

 Chylocladia LXV 



articulata 58 



- clavellosa.... LXXVI1I, 77 



ovalis 66 



kaliformis 67 



reflexa 66 



squarrosa 67 



Cladophora . . XVIII, XLV, 



LXXV, fig. 16 



albida re/racta 16 



lanosa LXXV, 8 



lanosa . var. uncialis ... 8 



refracta 16 



rupestris LXXV, 16 



sponghomorpha uncialis. 8 



Cocconeis CX1I 



Codium XLVI 



fili/orme 15 



flabelliforme , . 13 



