Cyclostrema (Cyclostrema) watsoniTryon, 1888, p. 94, pl. 32, figs. 81-82 [Basis of the current name] Type Locality: Challenger sta. 120, 8°37'S, 34°28'W, off Pernambuco, 675 fathoms Range: 8.62°S to 8.62°S; 34.47°W Depth: 1234 m Distribution: Brazil: Pernambuco References: Rios (1994) s Comments: New name for C. sulcatum Watson, 1886 non A. Adams, 1850.
Cyclostrema sulcatumWatson, 1886, p. 121-122, pl. 8, figs. 11a-c [Objective synonym of valid name] Type Locality: Challenger sta. 120, 8°37'S, 34°28'W, off Pernambuco, 675 fathoms Range: 8.62°S to 8.62°S; 34.47°W Depth: 1234 m Maximum Reported Size: 2 mm Distribution: Brazil: Pernambuco References: Watson (1886) DdNSEWM; Tryon (1888) s Comments: Non A. Adams, 1850.
Partial List of References
Tryon, G. W. 1888. Monographs of the families Neritidae, Neritopsidae, Adeorbidae, Cyclostrematidae, and Liotiidae Manual of Conchology (1)10 3-160, 291-311, pls. 1-36. [Stated date: -- --- 1888; true date: 16 Mar 1888.] Watson, R. B. 1886. Report on the Scaphopoda and Gasteropoda collected by H.M.S. Challenger during the years 1873-1876 Report on the Scientific Results of the Voyage of H.M.S. Challenger, Zoology 15(2) i-v, 1-680, 692-756, 50 pls. Her Majesty's Government: London. [Stated date: -- --- 1886; true date: post Aug 9.]