Annelida Ch^etopoda of New Jersey. 115 



(fig. 39), appendix short, in other respects like the first form ; found in both 

 bundles of the ventral rami, but not numerous ; those of the third kind (falcate 

 setae) are short (fig. 40), with a very short appendix, one margin of which is 

 thickened and rounded, the opposite edge thin, and deficient near the apex ; a 

 few of this form are found in the upper bundle of the ventral rami, and they 

 form the greater part of the lower bundle. 



Body of uniform width along the anterior half, then tapering very slowly. 



Color : body light flesh-color ; sides of head and bases of antennae and ten- 

 tacular cirri dark reddish-brown ; one specimen was light orange. 



Length of largest specimen, 29 mm ; greatest width with feet, 3.5 mm ; number 

 of segments, 105. Length of a specimen with 70 segments, 12 mm . 



Very rare : 10 to 15 feet, shelly bottom. 



Fain. EUNICID^. 



DIOPATRA And, and M. Edw. 



Audouine and M. Edwards. Littoral de la France, vol. ii, Annelides, p. 155. 1834. 



Diopatra cuprea Claparede. 



Nereis cuprea Bosc. Hist. Nat. des Vers., vol. i, p. 143. 1802 (teste Claparede). 

 Eunice cuprea Quatrefagbs. Hist. Nat. des Armeies, vol. i, p. 831. 1865. 

 Diopatra cuprea Claparede. Annel. Ch6t. du Golfe de Naples, p. 432. 1868. 



" " Verrill. Invert. Animals of Vin. Sound, etc., p. 593, pi. xiii, figs. 



67, 68. 1874. 



" " Webster. Annel. Chret. of the Virginian Coast, p. 236. 1879. 



Quite common on the sand flats at low water, and occasionally dredged at 

 from ten to fifteen feet. 



MARPHYSA Quatrefages. 

 Histoire Nat. des Anneles, vol. i, p. 331. 1865. 



Marphysa sanguinea Quatr. 

 Nereis sanguinea Montagu. Linn. Trans., vol. xi, p. 20, pi. iii, fig. 1. 1815. 

 Leodice opalina Savigny. Systeme des Annelides, p. 51. 

 Nereidonta sanguinea Blainville. Diet. Sei. Nat., vol. lvii, p. 447. 1828. 

 Eunice sanguinea Aud. and M. Edw. Littoral de la France, vol. ii, Annelides, p. 



147. 1834. 

 " " Grube. Familien der Anneliden, pp. 44, 123. 1851. 



" " " Die Inael Lussin, p. 79. 1864. 



St, Malo and Roscoff, pp. 87, 91, 106, 114, 140. 1870. 

 " Leidy. Marine Invert. Fauna, R. I. and N. J., p. 15. 1855. 



" " Johnston. Catalogue of British Worms, p 134. 1865. 



Marphysa sanguinea Quatr. Hist. Nat. des Annel., vol. i, p. 332, pi. x, fig. 1. 1865. 

 " Ehlers. Die Borstenwurmer, p. 360, pi. xvi, figs. 8-11. 1868. 



" " Baird. Linn. Proc. Zoology, vol. x, p. 352. 



" Mar. and Bobr. Ann. des Sci. Nat., vol. ii, p. 12. 1875. 



" Leidii Quatr. Histoire Nat. des Annel., vol. i, p. 337. 1865. 

 " Leidyi Verrill. Invert. An. Vin. Sound, etc., pp. 319, 593, pi. xii, fig. 



64. 1874. 

 " sanguinea Webster. Annel. Chaet. of the Virginian Coast, p. 236, pi. vi, 



tigs. 76-80 ; pi. vii, figs. 81-83. 1879. 



This species is by no means common. Some young specimens taken had one 

 antenna, others three antennae ; eyes, four ; branchiae, from tenth segment ; 

 palpi hardly apparent. 



