Last update: *
Body small, opaque, yellowish-white with heavy pigmentation.
Pigmentation yellowish-white (located in the apices of the epidermal cells) except in the apical plate; no pigmentiferous amoebocytes..
Tentacles: until 10 (sometimes 12) larval tentacles; no information about formation of the adult tentacles.
Single blood mass in a paired aggegation united in the midline in the fore ventral part of the stomach.
Stomach diverticulum unpaired.
Just before the metamorphosis (10-T stage) the metasomal sac occupies virtually the whole of the trunk coelom and the larva has about 0.6 mm in length.
|