The tardigrade fauna of Australian marine caves: With descriptions of nine new species of Arthrotardigrada Author Jørgensen, Aslak Author Boesgaard, Tom M. Author Møbjerg, Nadja Author Kristensen, Reinhardt M. text Zootaxa 2014 3802 4 401 443 journal article 45658 10.11646/zootaxa.3802.4.1 43524c34-a5b7-4f7e-908a-3e3b61ffc6db 1175-5326 252490 CF479CC3-C014-460D-9C71-3A6C2AB2778B Subfamily Tanarctinae Renaud-Mornant, 1980 Diagnosis (following Jørgensen & Kristensen 2001): Halechiniscids with strongly telescopic legs that have lance-like tibia and conical tarsus. External claw always simple with a prominent calcar; the internal claw may have a small dorsal spur. Leg I–III sense organs are spines; leg IV sense organs strongly modified to long clava-like or bifurcate appendages. Epicuticle may have small dorso-lateral ‘hour-glass’ or very long rod-like pillars. The two dorso-lateral spherical seminal receptacles with spindle-shaped ventral ducts open close to or lateral for the female gonopore. Type genus: Actinarctus Schulz, 1935 Additional genera: Tanarctus Renaud-Debyser, 1959 ; Zioella Renaud-Mornant, 1987 .