The milliped family Striariidae Bollman, 1893. V. Stegostriaria dulcidormus, n. gen., n. sp., Kentrostriaria ohara, n. gen., n. sp., and the convergent evolution of exaggerated metazonital crests (Diplopoda, Chordeumatida, Striarioidea) Author Shear, William A. Professor Emeritus, Department of Biology, Hampden-Sydney College, Hampden-Sydney VA 23943 USA, current address: 1950 Price Drive, Farmville VA 23901 USA. Author Marek, Paul E. Department of Entomology, Virginia Tech, Blacksburg VA 24061 USA. text Zootaxa 2022 2022-02-04 5094 3 461 472 journal article 20805 10.11646/zootaxa.5094.3.5 67438742-0d03-42a4-a17b-3cd965cf90ad 1175-5326 5974152 331811B8-2976-4F3F-921D-EF1202E66C32 Key to genera of Striariidae 1a. Ninth legs of males with telopodites, coxae and sternum fused; gonopod anterior angiocoxites divided into mesal and lateral branches; flagellocoxites absent....................................................... Subfamily Trisariinae , 2. 1b. Ninth legs of males with all elements free; gonopod anterior angiocoxites not divided; flagellocoxites present............................................................................................. Subfamily Striariinae , 3. 2a. Second crests of metazonites much larger than the others............................................ Stegostriaria . 2b. All metazonital crests similar in size................................................................ Trisaria . 3a. Second, and on some rings, third crests of metazonites larger than others; 29 thoracic rings................ Kentrostriaria . 3b. All metazonital crests similar in size; 30 thoracic rings........................................................4. 4a. Gonopod anterior angiocoxites with a distal crown of stout spines......................................... Striaria . 4b. Gonopod anterior angiocoxites without such a crown of spines.......................................... Amplaria .