482 



according to Jordan's Manual of the Vertebrates. The numbers are 

 always in millimetres and when not otherwise stated they refer to the 

 length and breadth of a selected alcoholic specimen. 



I. From Salt-water Fishes. 



1) Tristomum molae Blanchard. 



On the skin oi Mola mola L. (Sun-fish). 26X28. Acetabulum 15, 

 anterior suckers 2,5. 



2) Tristomum coccineum Cuvier. 



On the gills of Xiphius gladius L. (Sword-fish). 11X8. Acet. 3, 

 Ant. Sue. 2. *• 



3) Epibdella hippoglossi O. F. Müller. 



Skin, Hippoglossus kippogflossus L. (Halibut). 23X11. Acet. 5,5. 



4) Acatithocotyle verrilli Goto. 



Skin, Maja radiataDono\a,n (Starry Ray). 4X1. Acet. little broa- 

 der than body. 



5) Udonella caligorum Johnston. 



Attached to tail of Caligus on Gadus callariaslu. (Cod). 4X0,75. 

 Acet. broader than body. 



6) Pseudocotyle apiculatum Olsson. 



Skin, Squalus acanthiasJj. (Dog-fish). 4,5X1. 



7) Onchocotyle abbreviata Olsson. 



Gills Squalus acanthiasT,. (Dog-fish). 5X0,75. 



8) Octocotyle scombri Kuhn. 



OiWs, Scomber scombrus'L. (Mackerel). 4,5X0,75. 



9) Dactylocotyle denticulatum Olsson. 



Gills, Pollachius vireus L. (Pollack). 7X2. 



10) Dactylocotyle phycidis Par. & Per. 



Gills, Phycis chuss Walb. (Hake). 6,5X1,8. 



11) Anthocotyle merlucii van Ben. & Hesse. 



Gills, Merluccius bilinearis Mit. (Silver Hake). 6X1. 



12)* Micropharynx parasitica Jägerskiöld. 

 (= Pseudocotyle fragile Olsson). 

 Skin, Raja laevis Mit. (Barn-door Skate). 8,5X4,5. A Triclad- 

 Turbellarian. 



13) Otodistomum veliporum Creplin. 



Oesophagus, stomach, intestine, Paja laevis Mit. (Barn-door-Skate). 

 New genus '^toç, giant. 30X3,5. Living worms as much as 80 mm 



