Lithodoidea Samouelle 1819

This view of the underside shows the soft abdomen with setose spines. The abdomen is not held tightly under the thorax.

This closeup view of the face shows the rostrum which is covered with spines its entire length.

Acantholithodes hispidus, about 1 cm carapace width, found on a muddy sand bottom at about 20 m depth in Admiralty Bay, WA. (Photo by: Dave Cowles, July 2014 )

Cryptolithodes sitchensis rostrum is widest at the tip

Cryptolithodes sitchensis underside. Note that the propodus of the chela is smooth, and that the abdominal plates do not have raised margins. The underside of the carapace is nearly always white. Photo by Dave Cowles, July 2001

Cryptolithodes sitchensis from 15 m depth, Sares Head (Photo by: Dave Cowles, 2001)

Rhinolithodes wosnessenskii approx 7 cm across carapace, captured by SCUBA off Sares Head August 2004 See below for more photos. Photo by: Dave Cowles August 2004

This photo of an adult is by Will Duguid