arTi145 [ckb-3p::mCherry::his-58::unc-54 3'UTR] II. miniMos insertion with bright expression due to perdurance mediated by the histone; expressed in all cells from Z1/Z4 until somatic gonad blast cells divide, so labels the entire somatic gonad primordium in continuous L2 or dauer larvae. Reference: Attner et al., 2019, Current Biology 29, 1-7.