188 PROCEEDINGS OF THE ACADEMY OF 



striatis ; apertura, parva, subrotunda, contracts, intus luteo-alba; columella in- 

 crassata; labro acuto, expanse 



Hab. Coosa River, at Watumpka, Alab. E. R. Showalter, M. D. 



Anculosa vittata. Testa, laevi, subglobosa, crassa, luteola, valde vittata ; 

 spira obtusa, ; suturis impressis ; anfractibus quarternis, inflatis, ultimo magno 

 et ventricoso ; apertura rotunda, in faucibus valde constricta, intus vittata ; 

 columella valde incrassata, planulata., purpurata.; labro acuto, expanso. 



Hab. Coosa River, at Watumpka, Alabama. E. R. Showalter, M. D. 



Lithasia Showalterii. Testa laevi, ovato-cylindracea, subcrassa, luteo-cor- 

 nea, vittata ; spira, obtuse conoidea ; suturis valde impressis, anfractibus senis, 

 ultimo magno et planulato : apertura grandi, subovata, elongata, intus albida, 

 tenebroso-vittata, ad basim obtuse angulata, ; columella inferne et superne in- 

 crassata, incurva; labro acuto et subconstricto. 



Hab. Coosa River, at Watumpka, Alabama. E. R. Showalter, M. D. 



Lithasia nuclea. Testa, laevi, elliptica, luteo-oliva., crassa, solida, trivittata ; 

 spira, obtuse conoidea ; suturis impressis ; anfractibus quinis, ultimo magno et 

 paulisper inflato ; apertura. parviuscula, ovato-rotunda, intus albida, trivittata, 

 ad basim recurvata ; columella 1 inferne et superne incrassata, incurva ; labro 

 acuto. 



Hab. Coosa River, Alabama. E. R. Showalter, M. D. 



Catalogue of Birds collected during a survey of a route for a ship Canal across 

 the Isthmus of Darien, by order of the Government of the United States, 

 made by Lieut. N. Michler, of the TJ. S. Topographical Engineers, with notes 

 and descriptions of new species. 



BY JOHN CASSIN. 



(Continued from page 144.) 



84. Thamnophilus atricapillds, (Gmelin). 



Lanius atricapillus, Gm. Syst. Nat. i. p. 303, (1 T88). 

 Lanius pileatus, Lath. Ind. Orn. i. p. 76, (1790). 

 Vieill. Ois. D'Am. Sept. pi. 48, 49. Buff. PI. Enl. 479, fig. 2. 

 From Carthagena. 



" On the Popa mountain at Carthagena, constantly flying across the pathway, 

 and was evidently catching small Lepidopiera and Diptera. Has a prolonged 

 note somewhat like one note of the Cat bird of the United States. Very shy, 

 and not easily obtained, though abundant." (Mr. W. S. Wood, Jr.) 



85. Thamnophilus naevids, (Gmelin). 



Lanius naevius, Gm. Syst. Nat. i. p. 308, (1788). 

 Leach, Zool. Misc. i. pi. 17. Sw. B. of Braz. pi. 59. 

 From the River Truando. 



" Frequently seen, and generally on the ground, in patches of a plant called 

 "Spanish Bayonet," by the people of the country, on which it seemed 

 to be catching insects. At Camp Toucey, in January, 1858." (Mr. W. S. 

 Wood, Jr.) 



86. Thamnophilus transandeus, Sclater. 



Thamnophilus transandeus, Sclat. Proc. Zool. Soc. Lond. 1855. p. 18. 

 From Turbo. 



Appears to be this species, having the under tail coverts tipped with white, 

 and is rather larger than specimens of T. melanurus, in the Acad. Coll. Very 

 nearly allied, though, to that species. 



" In very thick bushes on the banks of a creek near Turbo, seen only once, 



[May, 



