122 PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 
Idotea phosphorea Hargei, Inv. V.S., p. 569, 1874. 
Occasionally found swimming at the surface in Provincetown Har- 
bor, and also upon the beach, with stranded sea-weeds. 
Epelys trilobus (Say) Smith, Inv. V.8., p. 571, pl. vi, fig. 28, 1874. Harger, Proc. U.S. 
Nat. Mus., vol. ii, p. 160, 1879. 
Moderately abundant; shore, between tides, and in the eel-grass, one- 
half fathom; only specimens of small to medium size were met with. 
Sphzroma quadridentatum Say. Harger, Proc. U. & Nat. Mus., vol. ii, p. 161, 1879. 
Abundant, but only specimens of small size were obtained; low 
water and between tides on the shore and flats, and upon eel-grass, in 
one-half fathom. 
Limnoria lignorum (Rathke) White. Harger, Proc. U.S. Nat. Mus., vol. ii, p. 161, 
1879. 
In piles of old wharves, in company with Leptochelia algicola and 
Chelura terebrans. 
Leptochelia algicola Harger, Proc. U. S. Nat. Mus., vol. ii, p. 162, 1879.—Paratanais 
algicola Harger, Am. Journ. Sci., III, vol. xv, p. 377, 1878. 
Very abundant at low water, on eel-grass, in one-half fathom, and 
in old piles, associated with Limnoria lignorum and Chelura. 
Leptochelia cceca Harger, Proc. U. 8. Nat. Mus., vol. ii, p. 164, 1879. 
A single specimen only of this species was recognized among the shore 
collections. 
CIRRIPEDIA. 
Balanus balancides (Linné) Stimp., Mar. Inv. of Grand Manan, p. 39, 1853. Smith, 
Inv. V.S., p. 579, 1874, 
Common on piles of wharves, on shells, stones, and wood on the 
beaches, and occasionally found on floating fueus. On the piles it was 
usually of small size, but on stones lying on the beaches it often exceeded 
half an inch in diameter. 
Lepas fascicularis Ellis and Sol. Smith, Inv. V.S., p. 579, 1874. 
On floating fucus in the harbor. 
ANNELIDA. 
Lepidonotus squamatus Leach. Verrill, Invertebrate Animals of Vineyard Sound, 
p. 581, pl. 10, figs. 40, 41, 1874. 
On the piles of wharves. 
Harmothoe imbricata Malmg. Ver., Inv. V.S., p. 582, 1874. 
Piles of wharves. 
Sigalion arenicola Ver., Proc. U.S. Nat. Mus., vol. ii, p. 167, 1879. 
Shore, in sand, at low water. 
Sthenelais picta Ver., Inv. V.S., p. 582, 1874; Proc. U.S. Nat. Mus., vol. ii, p. 167, 1879. 
Shore, in sand, at low water. 
