Review of the genus Myrmozercon Berlese (Acari: Laelapidae), with description of two new species from Iran Author Joharchi, Omid Author Moradi, Maryam text Zootaxa 2013 3686 2 244 254 journal article 10.11646/zootaxa.3686.2.6 eb44ddf5-cb74-4f6a-975e-a27c88e89cc2 1175-5326 217216 A98DECA9-8AB2-4764-A590-DA9D5C854343 Key to species of Myrmozercon occurring in the Palaearctic Region 1. Dorsal shield setation hypotrichous, covered with a maximum of ca. 50 pairs of setae ( Fig. 14 )........................ 3 - Dorsal shield highly hypertrichous, covered with dense pelage of>100 pairs of short setae ( Fig. 1 ).................... 2 2. Leg I very long, which at least 1.5 times as long as length of body........................ M . crinitus Joharchi sp. nov - Leg I much shorter than length of body............. Myrmozercon brevipes Berlese 1902 (= M . ovatum Karawajew, 1909 ) 3. Peritreme relatively long, extending to coxa II ( Fig. 16 )....................................................... 4 - Peritreme short, not extending past anterior margin of coxa III ( Fig. 2 ).......................................... 10 4. Femur I with four or fewer ventral setae.................................................................... 5 - Femur I with five ventral setae..................................................... M . flexuosa ( Michael, 1891 ) 5. Metasternal setae st 4 present............................................................................. 6 - Metasternal setae st 4 absent............................................................................. 8 6. Dorsal shield oval and posteriorly truncate, leaving small unprotected strip of skin posterior to setae J5, genital shield wide, tapering posteriorly................................................................................... 7 - Dorsal shield obovate and posteriorly curved, leaving large unprotected area of skin posterior to setae J5, genital shield narrow, finger-shaped posteriorly......................................................... M. brachiatus ( Berlese, 1903 ) 7. Dorsal setae smooth and needle-like, all setae on femura II–IV fine and needle-like......... M. acuminatus ( Berlese, 1903 ) - Almost all dorsal setae distinctly serrate in apical third, all anterior dorsal setae on femura II–IV thickened.................................................................................... Myrmozercon michaeli Joharchi sp. nov. 8. Almost all dorsal shield setae serrate, especially marginal and posterior of dorsal shield setae......................... 9 - Almost all dorsal shield setae simple........................................... M. clarus ( Hunter & Hunter, 1963 ) 9. Dorsal shield with 31 pairs of setae................................................. M. liguricus Vitzthum, 1930 - Dorsal shield with 34 pairs of setae.......................................... M. tauricus Trach & Khaustov, 2011 10. Metasternal setae st 4 present............................................................................ 11 - Metasternal setae st 4 absent....................................... Myrmozercon cyrusi Ghafarian & Joharchi, 2013 11. Genital shield pointed posteriorly........................................................................ 12 - Genital shield truncate posteriorly.......................................... M. antennophoroides ( Berlese, 1904 ) 12. Posterior half of the dorsal shield with at least 19 pairs of setae......................... M. diplogenius ( Berlese, 1903 ) - Posterior half of the dorsal shield with 15 pairs of setae............................ M. karajensis Joharchi et al ., 2011