dcsimg

Comprehensive Description

provided by Smithsonian Contributions to Zoology
Lepidonopsis humilis (Augener, 1922)

Lepidonotus humilis Augener, 1922:40.—Fauchald and Reimer, 1975:80 [key].—Fauchald, 1977:6.

?Malmgrenia lunulata variety.—Gardiner, 1976:90 [part; not Delle Chiaje, 1830].

Lepidonopsis humilis.—Pettibone, 1977:51, figs. 5. 6 [synonymy].

MATERIAL EXAMINED.—WESTERN ATLANTIC OCEAN: North Carolina: Bird Shoal, western tip, intertidal, on oral surface of keyhole sand dollar Mellita quinquiesperforata, 28 Apr 1975, C. Jenner, collector, 1 specimen (USNM 52850, as ?Malmgrenia lunulata var. by Gardiner, 1976). Florida: Looe Key, 24°32′N, 81°24′W, sta LK-22, 8 May 1985, 6–8 m, on Ophiothrix lineata, with sponges and large rubble slabs, G. Hendler, collector, 1 specimen (USNM 133565). Panama: Galeta Reef, coralline algae and Laurencia zones, 1970–1973, A.A. Reimer, collector, 4 specimens (USNM 54376, 54377, 66008, K. Fauchald, ident.). Turks and Caicos Islands: Rockawash Cay, calcareous alga wash, 13 Apr 1989, R.W. Heard, collector, 5 specimens (USNM 133566).

EASTERN PACIFIC OCEAN: Panama: Whorehouse Reef, Panama Survey sta 133-1, 5 Apr 1973, low tide, M.L. Jones, collector, 1 specimen (USNM 71710). Mexico: Ixtapa Island, Playa Quieto, Guerrero, about 100 miles WNW of Acapulco, intertidal, among sabellarid tubes, 26 Feb 1982, C. Kerby, collector, 1 specimen (USNM 72819).

BIOLOGY.—Free-living or commensal with irregular echinoids and ophiuroids.

DISTRIBUTION.—Western Atlantic Ocean, off North Carolina to Florida, West Indies, and Caribbean Sea, Gulf of Mexico, Central America. Eastern Pacific Ocean from Southern Califomia to Peru. Intertidal to 40 meters (Pettibone, 1977).
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bibliographic citation
Pettibone, Marian H. 1993. "Scaled polychaetes (Polynoidae) associated with ophiuroids and other invertebrates and review of species referred to Malmgrenia McIntosh and replaced by Malmgreniella Hartman, with descriptions of new taxa." Smithsonian Contributions to Zoology. 1-92. https://doi.org/10.5479/si.00810282.538