NO. 8 HAIG : THE ATLANTIC GALATHEIDEA 35 



Material examined. — 

 Santa Marta, Colombia; Jan 22, 1949; coll. I. Vigeland (Lund Uni- 

 versity Chile Expedition), l^ov. 

 A25-39. Isia Cubagua, Venezuela; Apr 14, 1939; shore. Icf , !?• 



Measurements. — Male, 3.0 mm; non-ovigerous female, 3.3 mm; 

 ovigerous female, 4.8 mm. Rathbun's type specimen was an ovigerous 

 female 5.7 mm in length. 



Remarks. — The Brazilian specimens were collected on stone reefs, 

 and the Velero III material from coral rock. 



Porcellanopsis rosea has not been previously reported from the north 

 Atlantic. Comparison of the Caribbean material with one of Rathbun's 

 Brazilian specimens showed them to be identical. 



Porcellanopsis soriata (Say) 



Porcellana soriata Say, 1818, p. 456 (type locality, St. Catherine's Is- 

 land, Georgia). White, 1847, p. 64. Benedict, 1901, p. 137. 

 Hay and Shore, 1918, p. 404, pi. 29, fig. 6. A. Milne Edwards 

 and Bouvier, 1923, p. 294, pi. 4, fig. 1. Schmitt, 1924b, p. 90. 

 Pearse, 1951, p. 143. 

 Pisidia socia Leach, 1820, p. 55. 

 Pisidia sociata Desmarest, 1825, p. 199. 



Porcellana sociata Gray, 1831, p. 15. Milne Edwards, 1837, p. 258, 

 footnote. Gibbes, 1850, p. 190; 1854, p. 12, pi. 1, fig. 6. Stimp- 

 son, 1858, p. 229; 1860, p. 444. Kingsley, 1878, p. 325; 1880, 

 p. 407. Smith, 1887, p. 638. 

 Porcellanopsis soriata Chace, 1942, p. 100. 



Previous records. — 

 North Carolina, of? Cape Hatteras, 16 fms: Albatross (Smith) ; Beau- 

 fort: W. Stimpson and T. Gill (Stimpson, 1860) ; Fort Macon: O. W. 

 Hyman (Hay and Shore) ; Bogue Bank near Fort Macon: (Hay and 

 Shore) ; of? New River Inlet: L. G. Williams (Pearse). South Caro- 

 lina: (Gibbes, 1850). Georgia, St. Catharine's Island: (Say). Florida, 

 Charlotte Harbor, 13 fms: Bache (A. Milne Edwards and Bouvier); 

 24°44'N X 83°26'W [Gulf of Mexico], 37 fms: Blake (A. Milne 

 Edwards and Bouvier) ; Florida Bay and Harbor Key: H. E. Webster 

 (Kingsley, 1880) ; Sombrero [Key] : Bache (A. Milne Edwards and 

 Bouvier). Mexico, Contoy, 12-18 fms: (A. Milne Edwards and Bou- 

 vier). Barbados: Univ. Iowa Barbados- Antigua Exped. (Schmitt, 

 1924b). 



