of the Virginuui Coast. 



213 



dark gray, others nearly black. The elytra are trans- 

 pareut, bat when removed frona the body show a light 

 brown or gray background with numerous dark brown or 

 black spots and blotches. While the elytra remain on the 

 body their circular attachments show through as a series of 

 well marked white spots. Head and facial papilla purple. 

 Antennae black at base, succeeded by white with brown 

 markings, then comes a black ring corresponding to the 

 enlarged portion ; terminal part white. Palpi white. Ten- 

 tacular cirri, first ventral cirrus, dorsal cirri, and anal 

 cirri colored same as antennje ; the last dorsal cirri and 

 the anal cirri are sometimes darker, or nearly black 

 throughout. Ventral cirri white, flecked with brown at 

 base. Ventral surftice same as dorsal. Dorsal setae, and bi- 

 dentate setae ofventral ramus, amber-yellow ; single pointed 

 large setae, dark reddish-brown. 



Besides the specimens found in Virginia, one specimen 

 has been found by Prof. Verrill near I^qw Haven, Conn. 



Length, 50-90°^. 



Breadth, including feet, 5-7°". 



Number of segments, 60-80. 



Lives in tube of Amphitrite ornata Verrill. 



Fam. SIGALIOXID^. 



STHENELAIS Kiibg. 



Sthenelais picta Verrill, 



Vekr. Invert. Animals of Vinejard Sound, etc., p. 582. 



Fam. NEPHTHYDID^. 



NEPHTHYS Cuv 

 Nephthys ingens Siimpson. 



Stimp. Mar. Invert, of Grand Manan, p. 33, in Smithson. Contrib., 1854. 

 Verrill. Invert. An. Vin. Sound, etc., p. 583, pi. xii, figs. 59, 60. 

 Trans, ix.] 28 



