548 ADDITIONS AND COEEECTIONS 



at regular intervals as described by Messrs. Adam s. TLe 

 drawings are copied from those of Mr. Sowerby, and appear 

 very accurate. 



Page 26, line 3, before "Conr" insert " H. fy A. Ad., pars, 

 (Gen. ii. 364,) non ". 



Species 40, for "SEMELE PEOXIMA, C. S. Ad." read "SEMELB 

 FLAVESCENS, Grid. Hex. fy Cal. Shells, p. 19 iProc. ZooL 

 Soc., July 8th, 1856, no. 5." The shell was named from a 

 supposed type in Mr. Cuming's collection : the real type was 

 afterwards found in another drawer. Dr. Gould's type was 

 taken at San Diego by Lieut. Green. 



Species 42. Add "Hob. Panama, deep water ; Payta, low 

 water ; Cuming. Mazatlan ; very rare, nestling in burrows 

 of Spondylus calcifer and Chama f. Mexicana ; L'pool Sf 

 Jfavre Coll." 



Species 44, add "1837, vol. vii. p. 234, pi. 17, f. 12." 



Species 46, for "S^NGUiNOLABiA PUEPUEEA, Desk." (which 

 stands as a synonym,) read "SANGUINOLAEIA MINIATA, Gld. 

 Tellina m. Gld. in Proc. Bost. Nat. Hist. Soc. Nov. 1851 : 

 Hex. $ Cal. Shells, p. 24, pi. 16, f. 1." 



Tablet 122. Instead of the Semeloid valve, since lost, is given 

 a sketch of the pair, taken before the accident. 



Species 65 belongs to the SUBMENUS TELLIDOEA, Moerch : 

 "-Tellidora Burnettii, H. fr A. Ad. Gen. vol. ii. p. 401, 

 pi. 104, f. 3, 3a." 



Species 70. Iph. Isevigata, Gmel teste H. fy A. Ad. Gen. ii. 407. 



For Species 72, "DoNAx CULMINATUS ?n. s." read " DON AX 

 EOSTEATUS, C. B. Ad. Pan. Shells, no. 457, pp. 278, 321. 

 Panama, 1 valve, C. B. Adams. Mazatlan, Lieut. Green. 

 Sta Barbara, Col. Jewett (teste Gould) = Hecuba (Donax) 

 culminatus, H. $ A. Ad. Gen. ii. 4D5" 



Page 44, last line. Donax flexuosus, Gld. Cal. fy Hex. Shells, 

 p. 21, pi. 15, f. 8, is a distinct species, most closely allied, 

 but placed in Donax proper by Messrs. H. & A. Adams, 

 while they include D. Californicus, D. Conradi, D. contusus, 

 D. cultus, D. transversus, D. navicula, along with the pre- 

 sent species, under Serrula, Chemn. ; Gen. vol. ii. pp. 404-6. 



After tablet 168, add "168* contains 1 sp. with coarse epider- 

 mis, and 1 sp. intermediate." 



Species 78. Add as synonym (from type) "=Lutraria ventri- 



