div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=universidad-autnoma-de-nuevo-le-fischthal-jh-1956-observations-on-the-ocurrencehtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Universidad Autónoma de Nuevo Leóncdigitaldgbuanlmxla10200825461020082546_022pdf · Fischthal JH 1956 Observations on the ocurrence of parasites in the fishes of certain loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader031vdocumentssitereader031viewer20220119115f8a7ae7977ba06a182a371chtml5thumbnails1jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=universidad-autnoma-de-nuevo-le-fischthal-jh-1956-observations-on-the-ocurrencehtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: Universidad Autónoma de Nuevo Leóncdigitaldgbuanlmxla10200825461020082546_022pdf · Fischthal JH 1956 Observations on the ocurrence of parasites in the fishes of certain loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader031vdocumentssitereader031viewer20220119115f8a7ae7977ba06a182a371chtml5thumbnails2jpg width=140 height=200 divdiv