Page 



'ularia polyzoniai (Linne) 101 



Gayi (Lamouroux 102 



tenejla (Alder) 104 



— fui fformis Hi n c ks . . , ] 05 



rugosa ( L i n n e I 106 



Diphasia Agassiz [07 



Diphasia fa/lax (Johnston) ro8 



Wandeli Levi 11 sen 1 1 1 



rosacea (Linne) 112 



atteniiata H in cks 113 



— alata H in c Its 114 



Dynamcna (Lamouroux) 114 



Dynamena pumila ( Linn e) 115 



Abietinaria (Kirchenpauer) 116 



ttinaria abietina ( Linn 6) 117 



— fihcula ( K Hi s et Solander) 119 



— Q)fusca (Johnston) . . 120 



Sertularia \ Li 11 n e 1 122 



Sertularia cupressina Linn e 124 



— tenera G. O. Sars 127 



Fabricii Levinsen 130 



— C\ tubuliformis (M ark tan n er-Tu rneret- 



sc her) 132 



— mirabilis | Verrill ) 133 



Hydrallmania II i n c k s 1 34 



Hydrallmania falcata Li 11 11 e ) 135 



Thujaria (Fleming) j 3S 



Thujaria thuja ( L i n 11 e ) 139 



sp. aff. hippuris Allman 141 



— laxa Allman 142 



alternitheca Levinsen 145 



— variabilis now nom 145 



— lonckitis (Ellis et Solander) 146 



— carica Levinsen 148 



— sp. aff. distans Fraser 14S 



Family series Proboscoida 149 



Family ( 'ampanulariidee 149 



Campanularia (Lamarck) 153 



( 'ampanularia volubilis Linne I 153 



verticillata 1 Li n 11 e 1 155 



enlandica Levinsen 157 



speciosa Clark 15S 



Integra Mac ('. illivrav 159 



Hincisi Alder 162 



Johnstoni Alder [63 



Laomcdea Lamouroux 164 



Laomedea il ■ xuosa Alder 165 



! in /a/a (Linne) 166 



longissima { Pallas) 167 



hyalina (H in cks) 169 



gracilis M. S ars 170 



Bonneviella Brocli 172 



Bonneiiella grandis (Allman) 173 



III. Addenda to the Athecate Hydroida 1 74 



Corymorpha nutans M. Sars 174 



groenlandica (Allman) 174 



Family Branckioceriantkida 174 



Branchiocerianthus Mark 174 



Branchiocerianthui reniformis nov. sp 176 



IV. Zoogeographieal observations on the Hydroid Fauna 



of the North Atlantic 1 7S 



V. List of the genera treated, and type-species 195 



Literature 197 



VI. Index 201 



Errata 206 



