A. E. Verrill — Marine Nemerteans of Neio Migland, etc. 397 



The proboscis is large and thick (PL xxxix, fig. 8). The central 

 stylet (PI. xxxiii, fig. 5a) has a rather narrow, oblong shaft, 

 rounded at the base, and with broad basal alfe; the two lateral sacs 

 usually contain only two stylets each. 



Common between tides and in tide pools, under stones and creep- 

 ing among algie, hydroids, bryozoa, etc., on the piles of wharves 

 and other similar places. Also dredged frequently in 2 to 20 

 fathoms, on stony or shelly bottoms, ofi: New Haven, Conn. ; 

 Thimble Islands; Noank, Conn.; Newport, R. I.; Woods Holl, 

 Mass.; also dredged at numerous other localities in Long Island 

 Sound and Vineyard Sound. North of Cape Cod it is less abund- 

 ant, but I have dredged it at manj" stations, at moderate depths, in 

 Massachusetts Ba3^ It also occurred between tides on the north 

 shore of Cape Cod, at Provincetown and Barnstable, Mass. 



Amphiporus glutinosus Verriii. 



Polina ghdinosa Verrill, Invert. Animals of Vineyard Sound, etc., p. .337, plate xix, 

 fig. 97, 1873. 



Plate xxxv, figure 5. 



Body rather slender and elongated in extension, usually broadest 

 in the middle and tapering to both ends, but quite versatile in 

 form; head not distinct, usually obtuse ; posterior end narrower, 

 usually obtuse or slightly emarginate; integument soft, secreting a 

 large quantity of mucus; the lateral organs extend close to the head. 

 Ocelli numerous, variable in number, usually eight or ten on each 



Fig. 3. AmpJiiporus glutinosus. Outline, enlarged. 



side, arranged in three pairs of short, oblique, divergent rows, two 

 to four in each; proboscis-pore moderately large terminal; no lateral 

 fossa? were observed. Color dull yellow or pale orange-yellow, 

 sometimes brighter orange, especially anteriorly; posteriorly usually 

 lighter, with a faintly marked dusky or greenish median line. 



Length, 25""" to 30'"'" in extension; breadth, 1-3'"'" to 2""". 'Great 

 Egg Harbor, N. J., to New Haven, Conn., and Wood's Holl, Mass.; 

 low- water mark to 6 fathoms, usually among hydroids and bryozoa. 



