216 Panama Shells. HALIOTID.E. 



Family VERMETID^E. 



323. Vermetus glomeratus ? 



Synonymy. 



? Serpula ylomerata Var. b. (alt. excl.) Lam. An. sans 



Vert. V. 363. No. 6. July 1818. 



Var. b. (alt. excl.) Lam. An. sans 



Vert. V. 619. No. 6. (Desli. ed.) 1838. 



Vermetus ylomcratus Rousseau in Chenu. 111. Conch, pi. 2. f. 2. 1843. 

 centiquadrus? Val. Voy. Venus. Moll. pi. 11. f. 1. 1846. 



Station. Attached by a small part of the spiral portion of 

 the shells to rocks and stones near the low water mark of neap 

 tides. 



Habitat. Mazatlau ; Melchers ! Menke. 



Panama ; C. B. A. ! 

 We collected 25 specimens on the reef. 



324. Vermetus Panamensis. 



Synonymy. 

 Vermetus Panumensis Rousseau in Chenu. 111. Conch, pi. 5. f. 1. 1843. 



Station. In the same situations as V. glomeratus, attached 

 on one side of all the whorls. 



Habitat. Panama ; C. B. A. ! 



10 specimens were collected. 



Of these two species of Vermetus, a much larger number of 

 specimens might have been collected, with some additional 

 labor in carefully detaching them from the rocks. 



Family HALIOTLTLE. 

 325. Stomatella inflata. Nov. sp. 



Shell very obliquely elliptical : white, thick and opaque 

 anteriorly, above thinner and translucent : with very fine irre- 



