A. E. Verrill — Molhisca of the New England Coast. 4:51 



Station 2,204, K lat. 39" 30' 30", W. long. 71° 44' 30". One living 

 specimen (No, 38,513) was taken at the surface. 



This species is not uncommon oiF the eastern coast of Florida. It 

 has also been recorded from the Mediterranean and Indian Ocean. 



Spinalis rostralis Souieyet, 1840. 



Rang, Hist. Nat. Moll. Pteropodes, p. 62, pi. 14. figs. 7-12. 



Eydoux and Souieyet, Voyage, la Bonite, Zoologie, p. 21G, atlas, pi. 13, figs. 1-10. 



Of this species, living specimens were taken in the trawl-wings at 

 stations 2,219, 2,229, 2,235, 2,23G. The most northern was station 

 2,229, K lat. 37° 38' 40", W. long. 73° 16' 30". 



Spinalis reticulata (D'Orb.) Rang. 



Atlanta retiailata D'Orb., Voyage, p. 178, pi. 12, figs. 32-35 (teste SouleyetV 

 Spirialis clathrata ? Rang and Souieyet, Hist. Nat. Moll. Pteropodes, p. 64, pi. 14, 



figs. 24-26. 

 Eydoux and Souieyet, Voyage, la Bonite, Zoologie, p. 220, atlas, pi. 13, figs. 17-19. 



A single living specimen occurred at station 2,227, N. lat. 30° 55' 

 23", W. long. 71° 55'. 



Pneumodermon Peronii Lam. 



Rang, Hist. N.it. Moll. Pteropodes, p. 75, pi. 9, figs. 1-9 ; pi. 11, figs. 14-19. 

 Eydoux and Souieyet, Voyage la Bonite, Zoologie, p. 274, atlas, pi. 14, figs. 7-16. 



Station 2,210, N. lat. 39° 37' 45", W. long. 71° 18' 45". Three 

 specimens. 



SCAPHOPODA. 

 Dentalium laqueatum. Verriii, sp. nov. 



Plate XLIV, figure 18. 



Shell rather large, thick, and strong, moderately stout, gradually 

 tapered, gently curved, chiefly behind the middle. The sculpture 

 consists of about eleven strong, prominent, broad, obtuse, longitudinal 

 ribs, separated by deep, concave interspaces, which are wider than 

 the ribs in the middle of the shell and of about the same breadth pos- 

 teriorly ; at about the anterior third the ribs decrease in prominence, 

 fading out, or becoming flattened into mere obtuse angles at the an- 

 terior end ; along the middle of the shell a smaller rib intervenes 

 between part of the larger ones ; four of the ribs on the convex side 

 are closer together and narrower than the rest, while those on the 



Trans. Conn. AcAn.. Vol. VI. 54 May, 1885. 



