Ramazzottiidae

Ramazzottiidae from Marley et al. 2011: “Hypsibioidea. The AISM comprises asymmetric, dissimilar dorsal and ventral ‘blunt hooks’. Claw pairs asymmetric (2121), external claw primary branch joins the secondary claw and basal section with flexible junction; primary branch may be very long and slender; the internal claw branches and basal section unified into a single rigid element. Eggs […]
Hebesuncus

Genus description from Pilato 1987: “The bucco-pharyngeal apparatus is of the Diphascon model with the apophyses for the insertion of the muscles of the stylets in the shape of a ‘blunt hook’; the dorsal hook is different in shape and size from the ventral one with consequent asymmetry with respect to the frontal plane; the caudal processes […]
Cryoconicus

Genus description from Zawierucha et al. 2018: “Juveniles light-brown, adults intensely dark-brown. Peribuccal lamellae and papulae absent. Buccal apparatus of the Ramazzottius type, with asymmetrical apophyses for the insertion of the stylet muscles and two macroplacoids; microplacoid and septulum absent. Claws of the Ramazzottius type, but without accessory points. The posterior primary branch almost uniform in diameter from the base to […]
Ramazzottius

Genus description from Binda & Pilato 1986: “Hypsibiidae con unghie di tipo oberhaeuseri; le due diplounghie di ciascuna zampa molto diverse fra loro; apparato bucco-faringeo costruito secondo il modello Hypsibius con tubo boccale rigido e apofisi per l’inserzione dei muscoli degli stiletti ‘ad uncino smussato’ e asimmetriche rispetto al piano frontale; è presente un organo sensoriale ellittico dorsolaterale […]