Embryonic whorls of Plectopylidae. A–B Hunyadiscus andersoni (W. Blanford 1869) (NHMUK 20130003, two different specimens) C Hunyadiscus saurini Páll-Gergely sp. n. D Naggsia laomontana (L. Pfeiffer, 1862), same specimen as Fig. 1B. All images by B. Páll-Gergely.

  Part of: Páll-Gergely B, Muratov IV, Asami T (2016) The family Plectopylidae (Gastropoda, Pulmonata) in Laos with the description of two new genera and a new species. ZooKeys 592: 1-26. https://doi.org/10.3897/zookeys.592.8118