INDEX. 



Page. 



Aethon quadratus 21 



Antennae 7 



Anthosoma 20, 23 



crassum 3,23 



smithil 2,22 



Anthosomadae 19 



Baculus elongatus 21 



Bassettlthia 21, 72 



congri 73 



Bibliography 90 



Caetrodes 20, 27 



pliolas 27 



Caligidae 17 



Callgus crassus 2, 22 



imbricatus 2, 22 



oblongus 2 



Congericola 20, 57 



gracilis 58 



pallida 21,58 



Cybicola 21, 88 



armata 88 



Cycnus 21 



Dichelesthiidae 19 



Dichelesthlinae 20 



Dichelesthium 21, 85 



oblongum 86 



sturionis 3 



Dichelestidae 19 



Dichelestini 19 



Digestive canal 16 



Donu?a 21, 72 



clymenicola 72 



Ecology 4 



Epachthes paradoxus 22,36 



Ergasilina 17, 20, 56 



robusta 56 



Eudactyliiia 20, 65 



acanthii 67 



acuta 66 



aspera 66 



carchariae-glauci 67 



insolens 66 



minuta 66 



musteli-laevis 67 



nigra 67 



similis 67 



squatinae-angeli 66 



uncinata 67 



Eudactylinae 20 



Explanation of plates 97 



Female reproductive system 16 



Food 6 



General body form 6 



Hatschekia 21, 81 



acantholabri-exoleti 83 



albirubra 82 



budegassae 82 



Hatschekia — Continued. Page 



canthari-grisei S3 



cluthae 83 



corniger 82 



crenilabri 83 



hippoglossi 82 



insolita 83 



Iridescens 83 



labri-donovaini 83 



labri-mixti 83 



labri-trimaculati 83 



linearis — ^ 82 



mulli 83 



oblonga 82 



pagelli-bogneravi 83 



pinguis 83 



pygmea 82 



sargi 82 



scari 82 



subpinguis 83 



tenuis 82 



uncata 83 



Helleria armata 22 



Historical 2 



Hosts 5 



Integument 12 



Internal morphology 14 



Introduction 1 



Kr0yeria 20, 54 



acanthias-vulgaris 56 



aculeata 53 



carchariae-glauci 55 



galei-vulgaris 55 



lineata 55 



scylli-caniculi 65 



Lamproglena 20, 71 



pulchella 71 



Lernaeiformidae 19 



Lernanthropus 20, 30 



atrox 33,36 



belones 3.S 



brevis 34, 36 



brevoortiae 34, 43 



caudatus 33,37 



chlamydotus 34, 35, 48 



foliaceus 34 



frondeus 35,36 



giganteus 33, 36 



gisleri 34,35 



holmbergil 32 



koenigii 34,36 



kr0yeri 34,35 



lappaceus 34, 35 



larvbtus 32,35 



lativentris 32, 35 



leidyi 34,35,40 



lichiae 36 



micropterygis 36 



09 



