INVERTEBRATE ANIMALS OF VINEYARD SOUND, ETC. 009 



Cod. Common in Ca.sco Bay and JJay of riindy, low-water to 100 

 fatlioriis. ;N'ew Bedford, Massachusetts (L. Agassiz). 



MoLGULA Manuattensis Verrill. Plate XXXIII, fig. 250. (pp. 311, 

 445.) 



Arncr. .Jonr. Science, vol. i, p. M, .Jan., 1871; TeMkampf, Annals Lye, Nat. HiHt., 

 New Yr)rk,vol.x,p. 83, 1872. Ascidia iVa«7ia^i!en«i« Dekay, Report on the Nat- 

 ural History of New York, MolluHca, p. 2.00, 184:{; Binriey, in Gonld'H Inverte- 

 Lrata of MaswicljiiKettH, ed. ii, p. 2.o, 1^70 (copied from Dekay). Atridia 

 amphora kg., MSS. ; Binney, op. cit., p. 2.5, Plate 24, fig. 333. 



North Carolina to Casco Bay, Maine. Very common in Great Egg 

 Jlarbor, New Jersey, Long Island Sound, Buzzard's Bay, Vineyard 

 Sound, and Massachusetts Bay. Less common in Casco Bay. Great 

 South Bay, Long Island, abundant, (S. I. Smith). 



MoLGULA PELLUCIDA Verrill. (p. 420.) 



Amer. .Jour. Science, vol. iii, p. 289, Plate 8, fig. 2, 1872. 



Body subglobular with a smooth, thin, pellucid test. Tubes termi- 

 nal, contiguous, much swollen at base, long, divergent, tapering, reticu- 

 lated within l)y longitudinal and circular white lines (muscular fibers). 

 Branchial aperture with six i)apill!e. Intestine conspicuously visible 

 through the test; stomach covered by deep orange-colored hepatic 

 glands. Ovaries large, whitish. Color of te.st, pale hyaline bluish; 

 tubes toward the ends, dull neutral tint. 



Diameter of the largest specimens about 25™"*. 



Korth Carolina to ^Massachusetts Bay. IMassachusetts Bay (L. Agas- 

 siz). Long Island (Coll. Beabody Acadeniy of Science). Bird Shoal 

 near Beaufort, North Carolina (Dr. H. C. Yarrow). 



Mr. Binney has published (Plate 22, figs. 315, 310) characteristic col- 

 ored figures of this si)ecies under the name of M. jyroducta (Stimpson), 

 which is a very difierent, sand-covered species. 



MoLGULA PiiODUCTA Stimpson. ([). 502.) 



Proc. Boston Society Natural History, vol. iv, p. 229, 18.52; Verrill, op. cit., p. 289, 

 Plate 8, fig. 6, 1872; Binney, iu Gould, p. 21 fuot the figures, which are 

 M. pelhicida). 

 Off Buzzard's Bay, 25 fathoms, sandy. Massachusetts Bay, low- water 

 to fathoms, (Stimpson). 



MoLGULA ARENATA Stimpsou. Plate XXXIII, fig. 251. (p. 419.) 



Proc. Boston Soc. Nat. Hist., vol. iv, p. 230, 18.52; Binney, in Gould, Invert., ed. 

 ii, p. 21 ; Verrill, Amer. Jour. Sci., vol. iii, Plate H, fig. 5, 1872. 

 Long Island Sound, near New Haven, 3 fathoms, sand; Vineyard 

 Sound and Buzzard's Bay, 5 to 15 fathoms, sand and gravel. Nan- 

 tucket (Stimpson). 



MoLGULA PAPILLOSA Verrill. (p. 495.) 



Amer. .Jour. Science, vol. i, p. 57, fig. 4, b, 1871 ; op. cit., vol. iii, p. 211, Plate 8, fig. 

 4, 1872. 



Body free, nearly globular, or transversely suboval, usually slightly 



