TABLE OF CONTENTS 



Page 



INTRODUCTION 31 



DESCRIPTIONS OF SPECIES 



Capsalidae 37 



Benedenia isabellae, new species 35 



Benedenia adenea, new species 36 



Benedenia anadenea, new species 38 



Entobdella muelleri, new species 40 



Encotyllabe pagrosomi MacCallum, 1917 41 



DiCLIDOPHORIDAE 42 



Diclidopliora caulolatili, new species 43 



Heterobothrium ecuadori, new species 44 



Heterobothrium galapagensis, new species 45 



Hexostomidae 47 



Hexostoma euthynni, new species 47 



Mazocraeidae 48 



Mazocraes macracantlnim, new species 48 



MiCROCOTYLIDAE 50 



Microcotyle priacanthi, new species 52 



Gotocotyla acanthocybii, new genus, new species .... 53 



Gotocotyla elagatis, new species 55 



Thoracocotyle paradoxica, new species 57 



Axine oligoplitis, new species 58 



Axine seriolae, new species 59 



Axine elongata, new species 61 



Axine aberrans Goto, 1894 62 



Pseudaxine mexicana, new species 63 



Protomicrocotyle pacifica, new species 64 



Cestracolpa cypseluri, new genus, new species 66 



Cestracolpa yamagutii, new species 69 



SUMMARY AND CONCLUSIONS 71 



LITERATURE CITED 72 





