Fig. 4.--P. mortoni n.sp. A. T.S. through anterior region at level of mouth showing tip of mandible, anterior sensory cells and scattered groups of cyanophil gland cells. B. T.S. of buccal mass, mandibles, their musculature and anterior nerves. C. T.S.of nerve ring showing arrangement of ganglia, position of otocysts, oesophagusand pedal glands. D. T.S. of stomach, prostate, anterior penial gland, vas deferens and the junction between the prostate gland and the penial gland (penial duct). E. T.S. at anterior end of digestive gland showing the intestine and penial gland. F. T.S. at the genital aperture showing ♂ and ♀ apertures, anterior end of albumen gland, bursa copulatrix and its junction (allospermatic duct) with the distal portion of the mucous gland. For abbreviations see Fig. 5.

Transactions of the Royal Society of New Zealand : Biological Sciences, Volume 11, Issue 10, 13 October 1969, Page 160

Fig. 4. -- P. mortoni n.sp. A. T.S. through anterior region at level of mouth showing tip of mandible, anterior sensory cells and scattered groups of cyanophil gland cells. B. T.S. of buccal mass, mandibles, their musculature and anterior nerves. C. T.S.of nerve ring showing arrangement of ganglia, position of otocysts, oesophagusand pedal glands. D. T.S. of stomach, prostate, anterior penial gland, vas deferens and the junction between the prostate gland and the penial gland (penial duct). E. T.S. at anterior end of digestive gland showing the intestine and penial gland. F. T.S. at the genital aperture showing ♂ and ♀ apertures, anterior end of albumen gland, bursa copulatrix and its junction (allospermatic duct) with the distal portion of the mucous gland. For abbreviations see Fig. 5.