LANGE-BERTALOT, Horst, Paolo CAVACINI, Nadia TAGLIAVENTI & Silvia ALFINITO 2003 (May 2) Diatoms of Sardinia. Rare and 76 new species in rock pools and other ephemeral waters Iconogr. Diatomol. 12. 438 pp., incl. 137 pls. date from Koeltz. Incl. Navigolum and Lacunicula, n.gg.