Fig. 2From: Physical properties of the tunic in the pinkish-brown salp Pegea confoederata (Tunicata: Thaliacea)Absorption spectrum of the tunic of Pegea confoederata with the spectra of Diplosoma virens, Rhopalaea sp. and Thetys vagina. The spectra of P. confoederata, T. vagina and Rhopalaea sp. have no prominent peaks, whereas the spectrum of D. virens has an absorption peak due to UV-absorbing substancesBack to article page