Site-selectivity of symbiotic (parasitic?) pits in crinoid column material from the middle Silurian (Wenlock: Sheinwoodian) of western EstoniaThomka, James R.; Vinn, Olev; Toom, UrsulaIchnos : an international journal for plant and animal traces2022 / p. 71-75 : ill https://doi.org/10.1080/10420940.2022.2047038 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS