The millipede family Striariidae Bollman, 1893. VI. Six new genera and thirteen new species from western North America (Diplopoda, Chordeumatida, Striarioidea) Author Shear, William A. 0000-0002-5887-7003 Professor Emeritus, Department of Biology, Hampden-Sydney College, Hampden-Sydney VA 23943 USA, current address: 1950 Price Drive, Farmville VA 23901 USA. wshear @ hsc. edu; https: // orcid. org / 0000 - 0002 - 5887 - 7003 wshear@hsc.edu Author Marek, Paul E. Department of Entomology, Virginia Tech, Blacksburg VA 24061 USA. text Zootaxa 2022 2022-11-11 5205 6 501 531 journal article 187956 10.11646/zootaxa.5205.6.1 4b6eb79c-018f-470b-ac46-6646270ec7ee 1175-5326 7318605 9D1DEC25-5FA2-4D64-807E-F103C3FCB5CA Key to species of Lamparia based on males 1a. Anterior angiocoxites of gonopods with distinct terminal knob; coxosternal process of ninth legs flattened, plate-like......2. 1b. Anterior angiocoxites of gonopods not knobbed, blunt, slightly curved distally; coxosternal processes of ninth leg otherwise....................................................................................................3. 2a. Coxosternal processes of ninth legs long, apically expanded ( Fig. 51 ).................................. L. curryensis . 2b. Coxosternal processes of ninth legs short, not apically expanded ( Fig. 65 )............................. L. bentonensis . 3a. Coxosternal processes of ninth legs subtriangular................................................... L. pratensis . 3b. Coxosternal processes of ninth legs long, hooked; sternal portion expanded............................. L. millicoma .