| myiasis by lucilia silvarum (calliphoridae) in amphibian species in boreal alberta, canada. | we report myiasis by lucilia silvarum with an overall prevalence of 0.9% in amphibian populations in boreal alberta. in the period 1998--1999, we documented l. silvarum infestations in wild populations of wood frog (rana sylvatica), boreal chorus frog (pseudacris maculata), boreal toad (bufo boreas boreas), and canadian toad (b. hemiophrys). we believe this is the first record of this parasite from boreal and canadian toads. almost all previous records of l. silvarum parasitism in north america ... | 2008 | 18576743 |
| helminths of the canadian toad, bufo hemiophrys (amphibia: anura), from alberta, canada. | forty adult bufo hemiophrys from alberta, canada, were examined for helminths. four species were found: a trematode, gorgoderina simplex, and 3 nematodes, cosmocercoides variabilis, oswaldocruzia pipiens, and rhabdias americanus. rhabdias americanus had the highest prevalence of helminths (73%); c. variabilis had the highest mean intensity (26+/-33 sd). bufo hemiophrys represents a new host record for each species of helminth. | 1998 | 9645867 |