Index 



197 



estuarine, breeding, 63 



in Elbe estuary, 28 



in Ganges delta, 27, 28 



in silt, 26 



oxygen, 102 

 feed on land, 58 

 fiddler, 64, 65, 133 



food, 58, 65 

 fresh-water, blood, 112, 120 



parasites, 141 



reproduction, 134 

 ghost, 65, 86, 127 

 hermit, gills, 107 

 land, 38 



eggs, 21 

 macrophthalmid, 65 

 marine, 22 



on land, 20 

 metabolism, 123, 129 

 parasites, 67, 140 

 portunids, 31, 141 

 respiration, 109 

 salinity of blood, 113 

 salt toleration, 75, 11 

 scavengers, 58 

 Crago vulgaris, 29, 31 

 crayfishes, in caves, 39 

 heart, 118 

 in estuaries, 26 

 reproduction, 134 

 crepuscular animals, desiccation, 94 

 crickets, activity, 90 



assortive mating, 53 

 in caves, 40 

 crustaceans (see also crabs, shrimps, 



isopods, amphipods, etc.) 

 adaptations, 38, 94 



beach flea, 65 



beach hoppers, 86 



blood, 117 



boring; 38 



cave, 39 



carbon dioxide poisoning, 59 



decapods, eggs, 62 



euryhalin, 84 



excretion, 129 



in Elbe estuary, 28 



in Ganges delta, 27 



haemocyanin, 121 



haemoglobin, 120 



kidneys, 123 



locomotion, 126 



metabolism, 101 



migrate to land, 21 



on Krakatao, 46 



on land, 16 



parasites, 61 



relicts, 84 



reproduction, 134 



tetronerythrin, 121 



zonation, 54 

 Ctenophora, marine, 93 

 currents, 17, 81 

 Cyaned, salt toleration, 75 

 cyclostomes, 7 



body fluids, 41 



excretion, 130 

 Cyprinus carpio, blood, 118 



Ddctylometrd, oxygen used, 58 

 danger, in ocean, 64 

 in zonation, 55 

 delta of the Ganges, 27 

 depth influences, 55 

 desiccation, in mollusks, 34 



