Renilla americana, ii, 38.
Scutella crustaloides, xxiv, 131.f
Sertularia utricularis, from New York harbor, J. E. DeKay, vi, 361.
*Spantangus cor marinum, xvii, 286; xviii, 250.f
*— parastatus, xxiii, 294.
*— stella, xviii, 245.f
*— ungula, xxiv, 131.f
*Trianisites Cliffordi of Rafinesque, iii, 285.f
Tubularia indivisa, remarks on, J. G. Dalyell, xxviii, 77.