Catawgue Recently Described Moeeusca 121 



Ferrissia pEninsue.T; (Pilsbry and Johnson). 



Ancylus pcninsulcc Pilsbry and Johnson, Naut., IX, p. 138; Walker, Naut., 



XVJI, 1903, p. 28, pi. JI, figs. 19-21. 

 Tvpe locality : St. John's River, Fla. 



SPECTEiS INCERT.^ SEDIS. 

 Ancylus caecarius DeKay. 



Ancyeus oregonensis Clessin. 



Ancylus oregonensis Clessin, Con. Cab., Ancylinen, 1882, p. 66, pi. 8, fig. i. 

 Type locality : Salem, Oregon. 



Also listed from the Sacramento River, Reading, Shasta Co., by T'ilsbry 

 (93. p. 60). 



Genus GUNDLACHIA Pfeififer, 1849. 



The validity of this genus has been a subject of considerable discussion. 

 See Dall (31, p. 97) and Walker (148, p. 14, and 160, p. 3). Dall has also 

 published a very interesting series of observations on the relations of An- 

 cylus and Gundlnchia (34, p. 175). 



Subgenus GUNDLACHIA s. s. 



GUNDEACHIA ANCYEIFORMIS Pfciffcr. 



GundlacJiia ancyliformis Pfeififer, Zeitsch. fiir Mai., 1849, P- 9^^' Ibid, 1853, 



p. 180, pi. T, figs. I -16. 

 Type locality: Lagune Injinio, San Vincente, Cuba. 



Listed by Simpson (117, p. 96), from Palma Sola, Fla. 



GuNDEACiiiA HjAEMARsoNi Pfeififer. 



Guiidlachia hjalmarsoni Pfeififer, Mai. Blatt., V, 1858, p. 197. 

 Type locality : Santa Rosa, Honduras. 



Lias been recorded and figured by Clapp (18, p. yy), from the drift of 

 the Rio Grande, at Brownsville, Texas. 



Subgenus KINCAIDELLA Hannibal, 1912. 



This grou}) includes : G. meekiana Stimp., calif ornica Row., and stimp- 

 soniana S. Smith. 



GUNDLACIIIA STIMPSONTANA S. Smith. 



GundlacJiia stiuipsoniana S. Smith, Ann. N. Y. Lye. Nat. Hist., IX, 1870, 



P- 399j fig- 6; Walker, Naut., XXI, 1907, p. 15, pi. IV. 

 Type locality : Greenport, Long Isknd, N. Y. Also on Shelter Island, N. Y. 



