(A) Egg of D. latum from a dog from Russia (scanning electron microscopy photomicrograph). (A) Egg of D. latum from a dog from Russia (scanning electron microscopy photomicrograph). (B) Egg of D. pacificum from a man from Lima, Peru (scanning electron microscopy photomicrograph). Abbreviations: op, operculum; n, abopercular knob. (C) Egg of D. nihonkaiense from a man from Geneva, Switzerland. One major unit of the ocular micrometer equals 10 μm. Tomáš Scholz et al. Clin. Microbiol. Rev. 2009; doi:10.1128/CMR.00033-08