Sentence Examples

  • The blastopore is now more F, Later embryo seen as a transcontracted, d; and cells, me, m, Mouth.
  • Formation of archenteron and blastopore may, however, be deferred till a later stage (actinula or after).
  • Bobretzky, the closed blastopore may coincide in position with the mouth in some instances (Nassa, &c.), instead of with the anus.
  • In this development the blastopore is not elongated; it persists as the anus.
  • C, Diblastula of an Opisthobranch (Polycera) with elongated blastopore oi.