General Index 



1G7 



Earthworms, 1, 2, 3, 4, 5. 



ccaiidata (A.), 31, 32, 8J, 132-138; 

 crotchets in notopodia of post- 

 larva, 40 ; notopodial chaetae, 42, 

 43, 47, 48 ; iieuropodial crotcliets, 

 53, 56, 57 ; gills, 55, 5(), 61 ; septal 

 pouches, 62 ; oesophageal glands, 

 63 ; statocysts, 69 ; ova, 72 ; go- 

 nads, 72, 73; post-larval stages, 

 80, 81 ; relationship to other 

 species, 156, 157, 158. 



Ecaudate species of Arcnicnla, 31, 32, 

 84, 85 ; prostoniiuni, 34, 85 f.n.' ; 

 gills, 61 ; burrows, 65, 66; brain, 

 66 ; nephridia, 71. 



Egg-masses, of A. cristate, 74, 110. 



Eggs, vifJc ova. 



Ehlers, on classification of Chaeto- 

 poda, 13, 19. 



EUis, 4. 



Errantes (Audouin and Edwards), 

 Errantia, 16, 19, 20, 21, 24. 



Estuarine conditions, -4. jjmrtHrt under, 

 98. 



Eyes, of Arenirola, 70, 74, 78 ; of 

 B. vincenti, 149, 153. 



Fabricius, 8, 91. 



Fauvel,on union of Branchiomaldane 



Avith Arenicola, 148, 155. 

 Food of A. marina, 65, 98. 

 Forms (two) of A. marina, 97. 

 Fruticose (bushy) type of gill of A rcni- 



cola, 58-60. 

 Funnels of nephridia, of Arenicola, 71 ; 



vestigial in post-larval A. hran- 



chialis, 82. 



Gesner, 3. 



Gills, presence of, as character of 

 group of worms, 10-14, 23 ; of 

 Arenicola, 55-61, pinnate and 

 fruticose, 58 ; of post-larval A. 

 marina, 55, 78; cristata, 55, 79, 

 ccaudafa, 55, 81 ; of B. vin- 

 centi, 152. 



glacialis (A.), 84, 111-114; noto- 

 podial chaetae, 45, 48 ; crotchets, 

 51, 52; gills, 60; septal pouches. 

 62 ; oesopliageal glands, 63 ; stato- 

 cysts, 67, 69 ; nephridia, 71 ; rela- 

 tionship to other species, 157, 158. 



Gmelin, Systema Naturae, 7. 



Gonads, of Arenicola, 72, 73; of B. 

 vincenti, 153. 



Grooves, ventral and metastomial, 38. 



Grube, on classification of Annelids, 

 17, 24 ; on Telethusa, 159. 



Habitat of A. marina, adult, 96-98, 

 post-larval, 77, 78; loveni, 105; 

 cristata, 108; jmsilla, 121; as- 

 aimilis, 130 ; ccaudata, adult, 135, 

 post-larval, 81 ; hranchialia, adult, 

 144, post-larval, 81 ; B. vincenti, 

 152. 



Hatschek, on classification of Poly- 

 chaeta, 22, 24. 



Histoi-ical account of, Chaetopoda, 

 especially Polychaeta, 1-24 ; 

 Arenicolidae, 26-28; Arenicola, 

 30-32 ; marina, 90-92 ; loveni, 

 103-1Q5 ; cristata, 107 ; glacialis, 

 112, 113; piisiUa. 116-119; as- 

 similis, 126, 127 ; eeatidata, 133- 

 135; hranchialis, 139-141; B. 

 vincenti, 148. 



Inter-relationships of members of 



family Arenicolidae, 156-159. 

 Isidorus, 2. 



Johnston, on classification of worms, 

 16, 18. 



Key, to genera of Arenicolidae, 28 ; to 

 caudate species of Arenicola, 83, 

 84 ; to ecaudate species, 85. 



Lamarck, on Annelides, 11 ; on classi- 

 fication of worms, 10, 11, of Anne- 

 lides, 12. 24 ; on Arenicola, 31, 91. 



Laminarian form of A. manna, 97. 



Larvae of A. pusilla and cristata, 74, 

 75 ; their chaetae, 40, 41, 43. 



Latreille, 13, 14. 



Leuckart, R., 16. 



Levinsen, 20, 159. 



Limivora (Grube). 18. 24. 



Linnaeus, Systema Naturae, 4, 5, 6. 



Littoral, form of A. marina, 97 ; 

 cleansing of, b\ Arenicola, 99. 



love7ii (A.), 83, 103-105; notopodial 

 chaetae, 44, 45, 48 ; crotchets, 53, 

 56 ; gills, 59 ; septal pouches. 62 ; 

 oesophageal glands, 63 ; stato- 

 cysts, 69 ; relationship to other 

 species, 157, 158. 



Liitken, on Pteroscolex, 31, 107. 



Maldanidae, related to Arenicolidae, 



27,28, 159, 161, 162. 

 Malmgi-en, 20. 



