Orthalicus species. i–ii O. bifulguratus (Reeve, 1849), lectotype NHMUK 20140082 (H = 56.9) iii–v O. boucardi (Pfeiffer, 1860), syntype NHMUK 20140081 (H = 54.8).

 
 
  Part of: Breure ASH, Ablett JD (2015) Annotated type catalogue of the Megaspiridae, Orthalicidae, and Simpulopsidae (Mollusca, Gastropoda, Orthalicoidea) in the Natural History Museum, London. ZooKeys 470: 17-143. https://doi.org/10.3897/zookeys.470.8548