Pycnogonida | Pantopoda
Child, C.A. 1996. (Ref. 2117)
Size / Weight / Age
Demersal; depth range 11 - 247 m (Ref. 2153)
Climate / Range
Eastern Pacific: Alaska and USA.
Short conspicuous spines on trunk, chelifore scapes, and proximal leg segments, very short tarsus in conjunction with large species size, and subequal size of major oviger segments. Second segment of palp longer than third and fifth is only slightly longer than fourth. Chela fingers placed synaxially and shorter than palm. Propodus short, very curved, with four heel spines and few sole spines. Claw very long in relation to short propodal length and auxiliaries are less than half propodal length (Ref. 2153, p. 23).
Shelf (Ref. 19). Members of the class Pycnogonida are gonochoric and sexually dimorphic. During copulation, male usually suspends itself beneath the female. Fertilization occurs as the eggs leave the female's ovigers. Males brood the egg masses until they hatch. Life cycle: Eggs hatch into protonymphon larva then to adults (Ref. 833).
IUCN Red List Status (Ref. 114614)
CITES status (Ref. 94142)
Threat to humans
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Estimation of some characteristics with mathematical models