1808.] DR. W. BAIRD ON Tin: GEPHYREA. 85 



Phascolosomum 2)uncta(issciiiian, Diesiiig, Rev. cler Ilhyiig. I. c. 

 p. 7G3, 1859. 



Hab. English coast (Go55e); Isles of Chausey (QMa^re/"</^eA-). 



11. PhASCOLOSOMA RUBENS. 



Phascolosoma riibens, Costa, Faun, del Regn. di Nap. p. 1 1, t. 1. 

 f. 6-8, 1860? 



Fhascolosoniuni rubens, Diesing, Rev. der Rhyng. I. c. p. 764, 1859. 



Sipimculus {Phaacolosoinniii) rubens, Quaticfages, /. c. ii. p. 617, 

 1865. 



Hub. Coasts of Naples and Sicily {Costa). 



12. Phascolosoma cauneum. 



Phascolosoma carneum, Leuckavt & Rvippell, Atlas der Reise im 

 uordl. Africa, t. 2. f. 2, 1828; Diesing, Rev. der Rhyngod. in I.e. 

 p. 7Qi. 



Sipunciilus carneus, Biesing, Syst. Helm. ii. p. 63, 1859. 



Sipimculus {PhascolosomuiJi) carneus, Quatrefages, /. c. ii, p. 618, 

 1865. 



Hab. Red Sea {Ritppell). 



13. Phascolosoma gouldii. 



Sipunculus f/oulc/ii, PourtaK',^, Proc. Amer. Ass. for Advance, of 

 Science, 1851, pp. 40, 41. 



Phascolosomum (jonldii, Diesing, Revis. der Rhyngod. in /. c. 

 p. 764, 1859. 



Sipunculus (Phascolosoinunt) f/ouldii, Quatrefages, /. c. ii. p. 618, 

 1865. 



Phascolosoma gouldii, Keferstein, Rcitr. in Nach. Gesellsch. 

 Wissen. Gottingen, p. 205, 1865; Zeitsch. fiir -wisseusch. Zool. 

 Band xv. t. 33. f. 32, 1865, and Band xvii. Heft 1. p. 54, 1867. 



Hab. Massachusets (Pourfales). 



14. Phascolosoma yiolaceum. 



Sipuncidus (Phascolosomum) riolaceus, Quatrefages, Hist. Nat. 

 des Annelcs, ii. p. 619, 1865. 



Hab. Indian Seas {Quatrefages). 



15. Phascolosoma vermiculum. 



Sipunculus {Phascolosomum) verniiculus, Quatrefages, /, c. ii. 

 p. 619, 1365. 



Hab. Indian Seas {Quatrefages). 



16. Phascolosoma elongatum. 



Phascolosoma clongatuin, Keferstein, Unters. lib. nied. Seethiere- 

 Kenntu. in Zeitsclir. filr wiss. Zool. toni. xii. p. 39, t. 3. f. 5,J1862; 

 Beitr. in I. c. p. 201, 1865. 



Sipunculus {Phascolosomum) elongatus, Quatrefages, I. c. ii. 

 p. 619, 1865. 



Hab. St. A^aast, Normandy {Keferstein). 



