Table 4.

Capillariid and trichuroid nematodes affecting dogs and cats: differential features of eggs found in faecal samples.

Species	Size	Morphological features	Refs
Eucoleus aerophilus	60-85 μm long 25-40 μm wide	Bipolar plugs asymmetrical, outer shell densely striated and with presence of a network of anastomosing ridges	[37,93,105]
Eucoleus boehmi	50-60 μm long 30-35 μm wide	Tiny pits on the surface of the egg wall	[37,90,93]
Trichuris spp.	70-80 μm long 30-50 μm wide	Symmetrical, presence of ringed thickening at the base of the bipolar plugs, smooth egg wall	[93,131]
Aoncotheca putorii	56-72 μm long 23-32 μm wide	Bipolar plugs asymmetrical, sides of shell wall nearly parallel, longitudinal network of anastomosing ridges on shell wall surface	[37,93]