290 REPORT OF COMMISSIONER OF FISH AND FISHERIES. [584J 



Bay of Fundy, in 40 fathoms, mud. It was dredged near St. George's 

 Bank in 85, 110, and 150 fathoms, mud, by Dr. A. S. Packard, on the 

 Bache,"1872. 



EUMIDIA AMERICANA Yen-ill, sp. nov. (p. 494.) 



Body long and slender. Head triangular, subcordate, broad and 

 slightly emargiuate posteriori}', the sides rapidly converging, the front 

 end narrow and rounded, with four slender antenna?, which are as long 

 as the head ; odd median antenna long and slender, tapering, as long as 

 or longer than the head. Eyes moderately large, round, convex, near 

 the posterior margin of the head. Tentacular cirri long and slender ; 

 crowded. Proboscis elongated, subclavate, enlarging to the end, which 

 is surrounded by about fourteen triangular papilla? ; the basal two-thirds 

 covered with small, slender, prominent papilla 1 , which are not crowded, 

 but arranged in longitudinal rows ; this part of the proboscis is, in the 

 preserved specimens, longitudinally ridged and transversely wrinkled $ 

 the terminal third is nearly smooth, but usually minutely granulous. 

 The lateral lamella?, or brauchiie, are ovate-lanceolate, leaf-like, with 

 curved tips ; posteriorly they are larger and more acute. Length up to 

 50 mm 5 breadth, 1.5 nini . 



Vineyard Sound, 8 to 12 fathoms, among compound ascidians. 



EUMIDIA VIVID A Verrill, sp. nov. 



Head relatively a little longer than in the preceding species, with the 

 sides more convex, and the front rounded; antennae long and slender. 

 Eyes brownish, very large, about twice as large as in the preceding 

 species. Proboscis long, slender, clavate, nearly smooth, but with a 

 few minute, distant papillae ; the terminal orifice surrounded by about 

 eighteen very small papilliforni deuticulations. Branchiae of the ante- 

 rior segments long and narrow lanceolate ; of the middle segments 

 ovate. Length up to 45 uim ; breadth, 1.5 mm . 



Vineyard Sound, 8 to 12 fathoms, among ascidians. 



EUMIDIA PAPILLOSA Verrill, sp. nov. 



Head short, rounded, convex, emarginate posteriorly, the sides 

 convex; antennae not very slender; median odd one stout, tapering, 

 acute, as long as the head. Eyes large; brown. Tentacular cirri 

 rather stout, those of the two posterior pairs more than twice as long as 

 the others. Proboscis long, clavate, densely covered with short, 

 rounded papilla?., and with a circle of minute papilla? at the orifice. 



Length up to 40 mm ; breadth, 2 inm . 



Vineyard Sound, 6 to 10 fathoms, among compound ascidians. 



EULALIA PISTACIA Verrill, sp. nov. 

 Body moderately slender, depressed. 



Head convex, shorter than 



broad ; in preserved specimens, sides well rounded, posterior margin 

 slightly emarginate; median odd antenna small, slender, considerably 



