Sea spiders (Arthropoda: Pycnogonida) from waters adjacent to the Nansei Islands of Japan Author Takahashi, Yoshie Author Dick, Matthew H. Author Mawatari, Shunsuke F. text Journal of Natural History 2007 2007-02-16 41 1 - 4 61 79 http://dx.doi.org/10.1080/00222930601121783 journal article 10.1080/00222930601121783 1464-5262 5229875 Family COLOSSENDEIDAE Hoek, 1881 Diagnosis. Size usually very large; trunk strong, without tubercles; lateral processes well separated; proboscis usually longer than trunk, cylindrical, held horizontally but sometimes distally downcurved; chelifores absent in adults, except in two Antarctic genera, Decolpoda and Dodecolopoda ; palps long, nine- or 10-segmented; ovigers in both sexes, very long, 10- segmented, with strong functional strigilis having several rows of spines and terminal claw; legs usually very long, slender; auxiliary claws lacking. Cement gland unknown. Contains eight-, 10- and 12-legged forms. Colossendeids tend to inhabit cold water, occurring in deep water at low latitudes but sometimes more shallowly at high latitudes.