Ball B., Jangoux M. (1990) Ultrastructure of the tube foot sensory-secretory complex in Ophiocomina nigra (Echinodermata, Ophiuroidea). Zoomorphology 109:201-209.
Buchanan J.B. (1969) Feeding and the control of volume within the tests of regular sea-urchins. J Zool (London) 159:51-64.
Burke R.D. (1980) Podial sensory receptors and the induction of metamorphosis in echinoids. J Exp Mar Biol Ecol 47:223-234.
Cameron J.L., Fankboner P.B. (1984) Tentacle structure and feeding processes in life stages of the commercial sea cucumber Parastichopus californicus (Stimpson). J Exp Mar Biol Ecol 81:193-209.
Campbell S.S., Crawford B.J. (1991) Ultrastructural study of the hyaline layer of the starfish embryo, Pisaster ochraceus. Anat Rec 231:125-135.
Coleman R. (1969) Ultrastructure of the tube foot sucker of a regular echinoid, Diadema antillarum Philippi, with special reference to the secretory cells. Z Zellforsch Mikrosk Anat 96:151-161.
Dambach M., Hentschel G. (1970) Die Bedeckungsreaktion von Seeigeln. Neue Versuche und Deutungen. Mar Biol 6:135-141.
De Ridder C., Lawrence J.M. (1982) Food and feeding mechanisms: Echinoidea. Echinoderm Nutrition , M., Jangoux, J.M., Lawrence, Balkema, Rotterdam; 57-115.
De Ridder C., Jangoux M., De Vos L. (1987) Frontal ambulacral and peribuccal areas of the spatangoid echinoid Echinocardium cordatum (Echinodermata): A functional entity in feeding mechanism. Mar Biol 94:613-624.
Dietrich H.F., Fontaine A.R. (1975) A decalcification method for ultrastructure of echinoderm tissues. Stain Technol 50:351-354.
Engster, Brown S.C. (1972) Histology and ultrastructure of the tube foot epithelium in the phanerozonian starfish, Astropecten. Tissue Cell 4:503-518.
Fenner D.H. (1973) The respiratory adaptations of the podia and ampullae of echinoids (Echinodermata). Biol Bull 145:323-339.
Flammang P., Jangoux M. (1992) Functional morphology of the locomotory podia of Holothuria forskali (Echinodermata, Holothuroida). Zoomorphology 111:167-178.
Flammang P., De Ridder C., Jangoux M. (1991) Ultrastructure of the penicillate podia of the spatangoid echinoid Echinocardium cordatum (Echinodermata) with special emphasis on the epidermal sensory-secretory complexes. Acta Zool (Stockholm) 72:151-158.
Ganter P., Jollès G. Histochimie normale et pathologique, vols 1 et 2, Gauthiers-Villars, Paris; 1969.
Gelder S.R., Tyler S. (1986) Anatomical and cytochemical studies on the adhesive organs of the ectosymbiont Histriobdella homari (Annelida: Polychaeta). Transactions of the American Microscopical Society 105:348-356.
Hermans C.O. (1983) The duo-gland adhesive system. Oceanogr Mar Biol Ann Rev 21:281-339.
Holland N.D., Nealson K.H. (1978) The fine structure of the echinoderm cuticle and the subcuticular bacteria of echinoderms. Acta Zool (Stockholm) 59:169-185.
Lawrence J.M. A functional biology of echinoderms, Croom Helm, London; 1987.
McKenzie J.D. (1987) The ultrastructure of the tentacles of eleven species of dendrochirote holothurians studied with special reference to surface coats and papillae. Cell Tissue Res 248:187-199.
McKenzie J.D. (1988) The ultrastructure of tube foot epidermal cells and secretions: Their relationship to the duo-glandular hypothesis and the phylogeny of the echinoderm classes. Echinoderm phylogeny and evolutionary biology , C.R.C., Paul, A.B., Smith, Clarendon Press, Oxford; 287-298.
Mooi R. (1986) Non-respiratory podia of clypeasteroids (Echinodermata, Echinoides): II. Diversity. Zoomorphology 106:75-90.
Nichols D. (1961) A comparative histological study of the tube feet of two regular echinoids. Quart J Microsc Sci 102:157-180.
Nichols D. (1966) Functional morphology of the water-vascular system. Physiology of Echinodermata , R.A., Boolootian, Interscience Publishers, New York; 219-240.
Sedmak J.J., Grossberg S.E. (1977) A rapid, sensitive, and versatile assay for protein using Coomassie Brilliant blue G250. Anal Biochem 79:544-552.
Smith A.B. (1979) Peristomial tube feet and plates of regular echinoids. Zoomorphologie 94:67-80.
Thomas L.A., Hermans C.O. (1985) Adhesive interactions between the tube feet of a starfish, Leptasterias hexactis, and substrata. Biological Bulletin 169:675-688.
Tyler S. (1976) Comparative ultrastructure of adhesive systems in the Turbellaria. Zoomorphologie 84:1-76.
Tyler S. (1988) The role of function in determination of homology and convergence — examples from invertebrates adhesive organs. Fortschr Zool 36:331-347.
Tyler S., Rieger G.E. (1980) Adhesive organs of the Gastrotricha. I. Duo-gland organs. Zoomorphologie 95:1-15.
