FIGURE 4. Alboglossiphonia levis n in A new Alboglossiphonia species (Hirudinea: Glossiphoniidae) from Egypt: Description and life history data

FIGURE 4. Alboglossiphonia levis n. sp. Life cycle showing: Brooding parent with different developmental stages of progeny; a) Fertilized eggs newly deposited each of which individually attached to the parent's venter; b) The embryos became elongated and still attached to the parent's venter; c) After 10 days of laying eggs the hatchings (h) attached to the parent's venter by their posterior suckers (arrowheads); d) One-month old young showing: Eyes (e), digestive tract (dt). Note the undulating lateral edges of the brooding parent (arrows) in a, b) to make a respiratory current for the incubated embryos. Scale bar = 1 mm.