INDEX. 



Acarna calamoa 



Actinia ambrea 



*• oarneola 



" coriacea 



" dianthus 



niesembryanthemum 



" marginata 139, 



neglects 



obtruncata 



" rapiformis 



•« Balmonea 



'• Bipunculoides 



" anatomy of 



Aerating 



Alga', marine 96, 



American weed 



Ammodytes Americanna 



Amphibia 



Auacharia alsinastrum 



" Canadensis 95, 



Anemones 



Anemone, plumose 



Anguilla termirostris 



Anodons 



Anodon flnviatilis 



Anomia epbippium 181, 



Aquarium, definition of an 



" fresh-water 



" marine 



Arrowhead, common 



Artificial sea water 



Arum 



Asellus communis 



Aspect 



Aatacua Bartonii 



Asterins rubens 



Asteroids 



Atherina notata 



Awlwort 



PAG> 



51 



. 142 



, 111 

 .Ml 

 Ml 

 . 138 

 Mo 

 142 

 141 

 MO 

 142 

 143 

 Ills 

 148 

 101 



118 



02 



55 

 162 

 137 

 Ml 

 115 ' 



70 



SO 

 161 



90 ; 



39 



93 



49 



98 



50 



81 i 



35 



81 

 136 

 134 

 1M 



59 



Balani 



Barnacles 



Bell-glass tank 



Bergall, common. . . 



spotted. . . . 



Blackhole, Calcutta. 



Bladder wrack 



Blenniea 



Blennioa fucorum. . . 



166 



150 

 2G 

 114 

 1M 

 17 

 166 

 114 

 1 15 



PAQ E 



Blennius Follie ng 



Blenny, fringed n,-> 



seaweed H5 



Bobbinet cover 28 



Botryllua 157 



Bottoms of tanks 25. 30 



Brasenia peltata 51, 162 



Branchypus Btagnalia .' 82 



Brooklime, American 59 



Bryopsia plomosa loo 



Bnccinum obaoletnm 129, 101 



" inulatum .' 129 



Buckbean 59 



Bull-frog 82 



C 



Caddis-worms 44, 101 



Calithamnion Amcricaiuim 109 



Baileyii 109 



" byssoidenm 109 



" • cruciatum 109 



" Dietziaa 109 



" polyspermnm .... 109 



" virgulatum 109 



Calla jiahistris 50 



Callitriclie autumnalis 55 



" pcdunculata 55 



" platycarpa 55 



" venia 55, 162 



Carbonic acid 17 



Carp 70 



" Prussian 71 



Carrageen 108 



Catfish 70 



Catostomua communis us 



Cement 29, 34 



Ceranium arachnoidcum 119 



Ceratophyllum demersum. . . .54, 102 



Characese 57 



Chara vulgaris 58 



Chasmodes bosquinanus 118 



" six banded 118 



Chondria Baileyana 109 



Chondrus crisims 108 



Chlorosperms 102 



Cladaphora arcta 100 



rupestris 100 



Clams 131 



Cloudiness of water 151 



Codinm tomentosom 107 



Collecting ohjeets 163 



;* 



