Ascorhynchus pyrginospinus McCloskey 1967

Ascorhynchus pyrginospinum McCloskey

Ascorhynchus pyrginospinum McCloskey, 1967:125–128, figs. 12–17.—Kraeuter, 1973:495.—Krapp and Kraeuter, 1976:342.

Nanymphon grasslei McCloskey, 1967:123–125, figs. 7–11.

MATERIAL EXAMINED.—North American Continental Slope: Atlantis I cruise 277, sta D-1, 39°54.5′N, 70°35.0′W, 467–509 m, 23 May 1962 (1 with eggs). Chain cruise 50, sta 88, 39°54.1′N, 70°37.0′W, epibenthic sled, 478 m, 6 Jul 1965 (1 with eggs, 2, 2, 3 juveniles). Chain cruise 58, sta 96, 39°55.2′N, 70°39.5′W, epibenthic sled, 498 m, 27 Apr 1966 (26 specimens). Chain cruise 58, sta 105B, 39°56.6′N, 71°03.6′W, epibenthic sled, 530 m, 5 May 1966 (1, 3 juveniles, 1 larva). Atlantis II cruise 40, sta 172, 40°12.3′N, 70°44.7′W, epibenthic sled, 119 m, 27 Nov 1967 (1). Knorr cruise 35, sta 346, 39°54.1′N, 70°10.7′W, epibenthic sled, 457 m, 3 Dec 1973 (1 with eggs, 1, 1 juvenile, 5 larvae). Chain cruise 88, sta 207, 39°51.3′N, 70°54.3′W, epibenthic sled, 805–811 m, 21 Feb 1969 (1, 1 juvenile).