I30 



Index. 



Cennatia, 128 (fig.) 

 Cervical groove, 15 

 Charontinae, 90 

 Cheese-mite, 113 

 Chelate, 17 

 Chelicerae, 81 

 Chelifer, 105 (fig.), lOG 

 Cheliferidae, 106 

 Cheliped, 17 

 CJielura, 42, 47 

 Chehjpus, 104 

 Chilobrachys, 91 

 Chilognatha, 121 

 Ghilopoda, 125 

 Chitin, 21 



Chordeumoidea, 122 

 Chthoniidae, 106 

 Cirri, 32 

 Cirripedia, 31 

 Cladocera, 27 



Classification of Crustacea, 

 25 ; of Arachnida, 80 ; of 

 Acari, 109 

 Clubionidae, 99 

 Coco-nut Crab, 60, Gl (fig.) 

 Cocoon of Araneids, 92 

 Coenobita, 61 

 Coeuobitidae, 61 

 Coloboguatha, 122 



Colossendcis, 116 

 Colulus, 96 

 Commensalism, 60 

 Conchostraca, 27 

 Copepoda, 29 ; parasitic, 30 



Copulatory organ, 91, lOG 



CoroHula, 34 



Corystes, 78 (fig.) 



Corystidae, 72 



Courtship of Spiders, 101 



Coxa of Crustacea, 15 



Crabs, 64 



Crab-spiders, 99 



Crangon, 53 



Crangonidae, 53 



Craterostigmomorpha, 127 



Craterosiigmus, 127 



Crawfish, Sea, 56 



Crayfishes, 55 ; blind, 56 ; 

 Northern, 55; red-clawed, 

 55 ; Southern, 56 ; white- 

 clawed, 56 



Cribellum, 9G 



Crustacea, 11 



CryptolitJiodes, G2 



Cryptops, 127 



Cryptostemnia, 106 (tig.) 



Cryptostemmatidae, 107 



Cryptostigmata, 110 



Ctenizidae, 95 



Cumacea, 39 



Cyamidae, 47 

 Cyclometopa, 70 

 Cyclophthalmus, 85 

 Cymothoidae, 42 

 Cypris, 29 (fig.) 

 Cypris-stage of Cirripedes, 



33 

 Cythereis, 29 (fig.) 



D. 



Damon, 89 (fig.) 



Daphnia, 27, 28 (fig.) 



Darwin, 34, 92 



Decapoda, 50 



Decolopoda, 116 (fig.) 



Delobranchia, 81 



Demodex, 114 (fig.) 



Demodicidae, 114 



Dcsis, 101 



Development, of Lobster, 

 20 



Diastylis, 40 (fig.) 



Digestive gland, of Crus- 

 tacea, 18 



Digestive system, of Crus- 

 tacea, 17 



Diplopoda, 9, 120 



Dipluridae, 94 



Dispersal of voung spiders 

 92 



Dorippidae, 68 



Droniia, 65 (fig.) 



Dromiacea, 65 



Dromiidae, 65 



Dwarf males, 31, 33 



Dynomene, 66 



Dynomenidae, 6G 



Dysderidae, 101 



E. 



Ebalici, 24, 68 

 Ecdysis, 21 

 Ec]iid)iocerus, 62 

 Edible Crab, 22, 72 

 Hlggs of Lobster, 20 

 Embolobranchia, 84 

 Endopodite, 15 

 Eoperipatus, 118 

 Eoscorpius, 85 

 Epeiridae, 97 

 Epeira, 97 

 Epliehopus, 95 

 Epiblevium, 102 (fig.) 

 Epicaridea, 44 

 Epipodite, 16 

 Eresidae, 101 

 Eresus, 101 

 ErichtJius, 48 



Eriophyes, 114 (fig.), 115 

 Eriophyidae, 114 

 Eryon, 59 

 Eryonidea, 58 

 Estheria, 27 (fig.) 

 Etlwiostigmns, 127 

 Euarachnida, 81 

 Eucarida, 49 

 Euchaeta, 30 

 Eucopepoda, 30 

 Eumunida, 63 

 Euyagurus, 60 (fig.) 

 Euphausiacea, 49 

 Eitrydcsvius, 123 (fig.) 

 Eurypauropus, 124 

 Eurypterines, 83 

 Euryptems, 83 (fig.), 84 

 Euscorpius, 85, 87 

 Eurythenes, 46 

 Exopodite, 15 

 Exoskeleton, 12 

 Eye-stalks, 17 



F. 



False Scorpions, 104 

 False Spiders, 102 

 Feaellidae, 106 

 Feelers, 15, 81 

 Fiddler Crab, 74 

 Plabellifera, 42 

 Flagellum, 103 

 Flower-spiders, 99 

 Fossil, Crustacea, 88 ; 



Pseudoscorpions, 105 ; 



Scorpions, 85 ; Spiders, 



93, 94 

 Fowl-tick, 111 

 Frog-Crab, 68 



G. 



Galathea, G3 

 Galatheidea, 63 

 Galea, 105 



Galeodes, 103 (fig.), 104 

 Galeodidae, 104 

 Gall-mites, 114 

 Gamasidae, 110 

 Qamasus, 110 (fig.) 

 Gammaridea, 45 

 Gammarus, 45 (fig.), 46 

 Garypidae, 106 

 Gasteracantha, 97 (tig.), 98 

 Gastric mill, 17 

 Gelasimus, 74, 75 (fig.) 

 Geocarcinidae, 73 

 Geocarcinus, 74 

 Geophilomorpha, 125 

 Qeophilus, 126 (fig.) 



