Gnathostomulida -- taxonomic database

Conophoralia Austrognathiidae Diagnosis


Diagnosis of Austrognathiidae Sterrer, 1971

Conophoralia with 2 pairs of apicalia and 4 pairs of long (40-55 µm) compound bristles of which the ventralia originate closer to the dorsalia than to the rostralia. Ciliary pits present. With a pair of prepharyngeal glands. Epidermal cells in stripes of 2-3, epidermal inclusions usually on groups. Testis unpaired, situated dorsally. Usually with a vagina. Basal plate winged, with a toothed central part and pronounced lateral but small rostral wings. Jaws lamellar but not closed, without a cauda; teeth connected basally by a cuticular lamella and arranged in one or two ventro-rostral arcs. Without a jugum. Usually with ability to swim backwards.


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