Elongate egg with a single operculum or plug at one end. Larvated.
02a. Elongate egg with a single operculum or plug at one end. Larvated.
Oval to ellipsoidal egg, without an operculum or plug. Morulated, or Embryonated or Larvated.
02b. Oval to ellipsoidal egg, without an operculum or plug. Morulated, or Embryonated or Larvated.
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