spirulae

Evolution of a dense outer protective tube layer in serpulids (Polychaeta, Annelida)
SPIROGLYPHUS AND STOA, TAXONOMIC PROBLEMS IN THE VERMETIDAE
I Molluschi degli strati con Serpula Spirulaea e la posizione del piano di Priabona.
Croonian Lecture, 1973: On Buoyancy and the Lives of Modern and Fossil Cephalopods
Marine alien species in Greek seas: additions and amendments by 2010.
Cosmetic and dermatological compositions including an extract of Silybum marianum rich in silymarine associated with essential fatty...
Strength of concave septa and depth limits of fossil cephalopods
Stable isotopes (18O and 13C) in Spirula spirula shells from three major oceans indicate developmental changes paralleling depth...
LATE CAMBRIAN PLECTRONOCERID NAUTILOIDS AND THEIR ROLE IN CEPHALOPOD EVOLUTION
On the buoyancy of Spirula spirula