Species of Praeaphostoma without body pigmentation or eyespots. Body 0.5 mm long, vermiform with rounded anterior and more pointed poster end. A single, large vacuole present in the posterior end with additional smaller vacuoles present laterally and in the anterior. Rhabdoid glands distinct in longitudinal rows, more numerous towards body ends. Paired ovaries and testes. Female system includes muscular seminal bursa without adornments and a short, ciliated vagina with muscular sphincter. Male system includes short, cylindrical penis invaginated in seminal vesicle. Penis with two distal, fingerlike lobes that reach outward toward genital pore. Gonopore common.[From Atherton S, Jondelius U (2021): 13]
Notes from synonyms
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