348 BULLETIN 120, UNITED STATES NATIONAL MUSEUM. 



Phyllomedusa dacnicolor {O. helenae phyllotnedusae^ \A']) ■, 

 Mexico. 

 Bufonidae (IG species and subspecies of hosts, 16 species and sub- 

 species of Opalina). 



Bufo horeas {0. ohtrigonoidea maxima^ [^]) 5 western Canada. 

 Alaska. 



Bufo hufo {O. cincta, [Z]) ; France. 



Bufo bufo {O. rmiarum, [Z]) ; Europe. 



Bufo hufo {O. hufoxena^ [Z]) ; southern Manchuria. 



Bufo hufo asiaticus {O. asiaticus, [Z]) ; Shanghai, China. 



Bufo cognatus (0. discophrya, \_A'\) ; New Mexico. 



Bufo compactilis {0. gigantea, [Z]) ; Texas. 



Bufo compactilis {0. spiralis, [A.]) • Texas, Arizona. 



Bufo copei {0. discophrya, [4]); northern and north-eastern 

 Canada. 



Bufo fovderi {0. ohtrigonoidea, [A]); North Carolina, Mas- 

 sachusetts. 



Bufo hacTnatiticus {0. sp. ?, [L^]) ; Nicaragua. 



Bufo halopJiilus {0. ohtrigonoidea maxima, [^]); San Fran- 

 cisco, California. 



Bufo lentiginosus {0. triangulata, [Z?]) ; Florida. 



Bufo punctatus {O. ohtrigonoidea, \_A']) ; Guanajuato, Mexico. 



Bufo raddei {O. raddei, [Z]) ; China. 



Bufo STTiithi {O. ranarum smithi, [Z]) ; Japan. 



Bufo typhonius {O. panamensis, [Z]) ; Panama. 



Bufo viridis {0. ranarum, [Z]) ; southern Europe. 



Bufo woodhousi {0. woodhousi, [A'\) ; Arizona, Utah. 

 Gastrophrynidae (1 species of host, 1 species of Opalina). 



Gastrophi^ne carolinensis {0. ohtrigonoidea, [A^) ; Georgia, 

 Virginia. 

 Ranidae (25 species and subspecies of hosts, 23 species and subspecies 

 of Opalina. 



Ilylamhates rufus {O. camerunensis, [Z]) ; the Cameroons. 



Phrynohatrachus natalensis {O. natalejisis, [Z]) ; Sudan. 



Polypedates maculatus {O. virgula, [^4]) ; Ceylon. 



Ran^ aesopus {0. ohtrigonoidea lata, [A]) ; Florida. 



Ranuareolata {O. hennicotti, [^]) ; northern Illinois. 



Rana arvalis {O. ranarum form arvalis, [Z]) ; lower Austria. 



Rana aurora {O. ohtrigonoidea lata, [A]) ; Oregon. 



Rana hoylei {O. virguloidea, [A'\) ; San Francisco, California. 



Rana clamitans ? {O. [larvarum], [A]) • Nova Scotia. 



Ra7ia copei {O. copei, [Z ?]) ; Costa Eica. 



r^ana cyanophlyctis {0. coracoidea, [Z]) ; "Asia." 



Rana dalmatina {O. ranarum, [Z] ) ; Bosnia. 



