584 
BULLETIN OE THE BUREAU OE FISHERIES. 
Distomum valdeinfiatum Stossich. 
Linton, 1898, p. 527; Linton, 1901, p. 416, etc. 
Hosts: A lutera schoepfii (capsules in peritoneum), 
Menidia menidia notata (cysts in liver and body 
cavity), Opsanus tau, Spheroides maculatus. 
Distomum veliporum Creplin. 
Linton, 1898, p. 521; Linton, 1901, p. 416, 431. 
From stomach of Raja loro is. 
Distomum vibex Linton. 
Linton, 1900, p. 291 (sp. nov.); Linton, 1901, 
p. 416, 464. 
From Batistes vetula and Spheroides maculatus 
(intestine and pharynx). 
Distomum vitellosum Linton. 
Linton, 1900, p. 290 (sp. nov.); Linton, 1901, 
p. 416, etc. 
Hosts: Anguilla chrysypa, Brevoortia tyrannies, 
Clupea harengus, Cynoscion regalis (intestine), 
Decapterus macarellus, Leptocephalus conger 
(intestine), Limanda ferruginea (intestine), 
Lophopsetta maculata, Menticirrhus saxatilis 
(intestine), Merluccius bilinearis (intestine), 
Microgadus tomcod, Morone americana, Para- 
lichthys dentatus (intestine), Paralichthys ob- 
longus , Pomatomus saltatrix (alimentary canal), 
Pomolobus pseudoharengus, Prionotus caro- 
linus, Pseudo pleuronectes americanus (intes- 
tine), Sarda sarda (intestine), Scomber scom- 
brus, Spheroides maculatus (intestine), Steno- 
tomus chrysops, Tautoga onitis, Tautogolabrus 
adspersus (intestine). 
Distomum, sp. sp. (unidentified). 
Species referable to this genus, but not deter- 
minable owing to immaturity or other reasons, 
were found by Dr. Linton in the following hosts : 
Achirus fasciatus, A lutera schoepfii, Anchovia 
brovenii , Anguilla chrysypa , Brevoortiatyrannus , 
Carangus crysos, Enchelyopus cimbrius (intes- 
tine), Fundulus heteroclitus (intestine), Gadus 
callarias (encysted under skin), Gasterosteus 
aculeatus, Lagocephalus loevigatus (intestine), 
Limanda ferruginea (intestine), Melanogram- 
mus ceglefinus, Menidia menidia notata, 
Menticirrhus saxatilis (intestine), Microgadus 
tomcod (encysted under skin), Morone ameri- 
cana (encysted ova in liver), Myoxocephalus 
aeneus, Myoxocephalus octodecimspinosus , Op- 
sanus tau (intestine), Palinuriclithys perci- 
formis, Paralichthys dentatus, Paralichthys 
oblongus, Pomatomus saltatrix, Poronotus tria- 
canthus, Prionotus carolinus (intestine), Pri- 
onotus strigatus, Pseudo pleuronectes americanus 
(on viscera and in intestinal walls), Ptero- 
phryne histrio, Scomberomorus maculatus (cysts 
in intestinal wall), Seriola lalandi, Stenotomus 
chrysops, Tautoga onitis, Tautogolabrus adsper- 
sus, Trichiurus lepturus. 
Epibdella bumpusii Linton. 
Linton, 1900, p. 286 (sp. nov.); Linton, 1901, 
p. 414, 433- 
An external parasite on Dasyatis centrura. 
See Linton, 1900, p. 287, for an interesting 
account of egg formation in this species. 
Epibdella hippoglossi Muller. 
From Hippoglossus hippoglossus. 
Gasterostomum arcuatum Linton. 
Linton, 1900, p. 297 (sp. nov.); Linton, 1901, 
p. 416, etc. 
Hosts: Brevoortia tyrannies, Carcharliinus obscierus 
(spiral valve), Sarda sarda (pylorus, stomach, 
intestine, pyloric coeca). 
Gasterostomum ovatum Linton. 
Linton, 1898, p. 541 ( Monostomum orbiculare)\ 
Linton, 1900, p. 297 ( Gasterostomum ovatum, 
sp. nov.); Linton, 1901, p. 416, 437. 
From intestine of Lobotes surinamensis. 
Gasterostomum sp. 
Linton, 1901, p. 416, 442, 447. 
Undetermined species referable to this genus 
were taken from Menidia menidia notata, 
Scomberomorus maculatus (intestine, common), 
Seriola lalandi, and from Tylosurus marinus. 
? Hexacotyle thynni (De la Roche). 
Linton, 1901, p. 414, 446. 
One specimen taken from mouth of Sarda sarda, 
August 7, 1900. 
Microcotyle hiatulce Goto. 
Goto, 1900, p. 281 (sp. nov.). 
From gills of Tautoga onitis, Newport. 
Microcotyle longicauda Goto. 
Goto, 1900, p. 282 (sp. nov.). 
From gills of Cynoscion regalis, Newport. 
Microcotyle pomatomi Goto. 
Goto, 1900, p. 279 (sp. nov.). 
From gills of Pomatomus saltatrix, Newport. 
Microcotyle stenotomi Goto. 
Goto, 1900, p. 279 (sp. nov.). 
From gills of Stenotomus chrysops, Newport. 
Microcotyle sp. 
Linton, 1901, p. 414, 451. 
Hosts: Cynoscion regalis, Pomatomus saltatrix 
(external), Poronotus triacanthus, Tylosurus 
marinus. 
Monostomum vinal-edwardsii Linton. 
Linton, 1901, p. 416, 470 (sp. nov.). 
Internal parasite of Opsanus tau, numerous. 
Monostomum sp. 
Linton, 1901, p. 416, 439. 
Hosts: Pomolobus pseudoharengus, Poronotus 
triacanthus. 
