Definition of Tetractines. Meaning of Tetractines. Synonyms of Tetractines

- and tetractines on the tubes’ interior, and tripods and tetrapods on the exterior delimiting the cormus. The actines of the triactines and tetractines are...
- comprises three kinds of ****ule: triactines, tetractines and tripods. The triactines and tetractines are equiradiate and equiangular, with conical actines...
- tubes are the apical actines of the tetractines. ****ules are equiangular and equiradiate triactines, tetractines, and tripods. Triactines are the most...
- Large triactines and a few large tetractines occur in the choanosome. Approximately a third of the small tetractines have three rows of spines along the...
- two-tipped diactines, triactines with three ****ules rays, and four-ra**** tetractines. Specialized cells, the sclerocytes, produce these ****ules, and only...
- has triactines, and tetractines. Characterized by well-defined cormus with tripods on the external tubes, triactines, and tetractines with spines on the...
- island of Menorca, where the type specimen was discovered. Triactines and tetractines are regular (equiangular and equiradiate) and are the same size. The...
- restricted to a sieve-like ostia-bearing region. Dagger-shaped small tetractines (pugioles) are frequently the sole skeleton of the exhalant aquiferous...
- special organisation, and it comprises triactines, tetractines and tripods. Triactines and tetractines are equiangular and equiradiate; their actines are...
- triactines and tetractines. Actines are conical, slightly undulated at the distal part, and with a sharp tip. The apical actine of the tetractines is shorter...