|
|
|
Cross sections of circumscribed, endodermal sphincter muscles of
Aulactinia incubans. (a) Palmate form; (b) pinnate form.
|
Sagartia nutrix. Cross-section of sphincter.
|
|
|
|
Glyphoperidium bursa. Portion d'une coupe longitudinale
du sommet de la colonne, destinée à montrer le sphincter
endodermique sectionné en travers.
|
Actinioides ambonensis. Sphincter.
|
|
|
|
Cross section through the sphincter of Epiactis adeliana.
|
Cross section of mesogloeal sphincter of Carcinactis ichikawai.
|
|
|
|
Sphincter of Cribrina altifossa.
|
Amphianthus armatus. Cross section through the sphincter.
|
|
|
|
Calliactis algoaënsis. Sphincter.
|
Stephanauge annularis. Sphincter.
|