DATES OF CONRAD. 
239 
Tellina declivis, p. 35 v pl. 19, f. 1; J. Ac. vii, 131, 1834. 
Tellina egena, p. 35, pi. 19, f. 2; J. A. vii, 131, 1834. 
Tellina lenis, p. 72, pi. 41, f. 9 ; Proc. Ac- i, 306, Oct. 1843 
Tellina lusoria Say, p. 35, pi. 19, f. 3; J. Ac. ii, 304,1822. 
Tellina producta, p. 36, pi- 19, f. 5, May 1840. 
Teredo fistula, H. C. Lea, p. 77, pi. 44, f. 3; Am. Ph. ix, 234, 1845. 
Typhis acuticostata, p. 83, pi. 48, f l ; J. Ac- vi, 217, 1830. 
Yenericardia, see Astarte- 
Venus alveata, p. 9, pi. 5, f. 2; J. Ac. vi, 264, Mar. 1831. 
Venus capax, p. 68, pi 38, f. 4; Proc. Ac. i, 324, Dec. 1841. 
Venus cortinaria Rogers, p- 11, pi 8, f. 1; Am. Ph. v, 333, 1835. 
Venus cribraria, p. 67, pi. 38, f. 2; Proc. Ac. i, 311, Oct. 1843. 
Venus Ducatelli, p. 8, pi- 4, f. 2, Jan. 1838. 
Venus inoceriformis Wagner, p. 70, pi. 40, f. 1; J. Ac. viii, p. 51, pi. 1, f. 1, 
1839. 
Venus latilirata, p. 68, pi. 38, f 3 ; Proc- Ac i, 28, July 1841. 
Venus latisulcata, p. 3, cover of No. 1, Apr. 16,1839 ; p. 40, pi- 20, f. 6 (type 
genus Euloxa Conr. 1864). 
Venus Mortoni, p. 8, pi. 5, f. 1; J. Ac. vii, 251, 1837. 
Venus perinagna, p. 9, Jan. 1838 
Venus Rileyi, p. 9, pi. 6, f. 1, Jan. 1838. 
Venus tetrica, p. 7, pi. 4, f. 1, Jan. 1838. 
Note. —For assistance rendered in preparing the preceding discussion 
of Conrad’s papers the writer is indebted to Mr. T. H. Aldrich, Prof. 
Alex. Agassiz, Prof. J. A. Holmes, Prof. Jules Marcou, Dr. E. J. Nolan 
and Prof. E. A. Smith, especially, as well as to several other courteous 
correspondents. 
33—Bull. Phil. Soc., Wash., Vol. 12. 
