Antonius A 1968 (citation)- - p 310 defines genus for 1 new species kenoma. "Bursa with a cuticular nozzle. Genital openings separate, lying ventrally. Copulatory organ consists of a muscular, tube shaped, small, non-ciliated penis. No seminal vesicle. A false seminal vesicle consisting of a secretory and a sperm carrying part, is attached to the proximal end of the penis. Female antrum ciliated, with paired lateral stimulatory organs. Vagina unciliated, developed as a very muscular, ? apparatus. Brain insunken but not differentiated. Sensory pore at anterior ventral end. No specially differentiated frontal glands. With enrolled sides. With symbiotic algae, rhabdites and pigment eyes." 1 species kenoma type. - like Adenopea derives from a Proaphanostoma type form- see diagram figure 80. Female ciliated antrum. Male penis tiny ?. Brain structure primitive?, undifferentiated, ?. Closely related to Convoluta- highly developed nozzle- enrolled sides.
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