202 A DESCRIPTIVE CATALOGUE OF THE 
30. SCALA TURRITELLULA, Mirch, n. sp. 
T. minuta, imperforata, turrita, gracilis, spiraliter expresse lirata; anfr. convexi, sutura con- 
strica; anfr. primi levigati; cost lineares circ. xxv in anfr. ult., ad suturam expanse. 
Apertura ovalis pariete crasso, antice producta. 
Long. 6 mm.; diam. 2 mm. 
Hab. St. Martin (Lilienskiold, Krebs). 
Var. a. Risei. 'T. turrita, gracilis, spiraliter dense lirata; anfr. rotundati, 
contabulati, sutura constricta profundissima$; nucleus (anfr. primi 4) 
leevigatus fuscus, nutans (casu?2); coste expresse, anguste, ad suturam 
angulate 25 in anfr. ult, huc illuc anguliferee. Apertura ovalis, peri- 
tremate ad suturam et basin angulato. 
Long. 64 mm.; diam. 2 mm.; spm. minus long. 4 mm.; diam. 14 mm, 
Hab. St. Thomas (Riise); Porto Plata (Krebs). 
31. Scata ospita, Morch, n. sp. 
T. obtecte perforata, turrita, albida, politissima, maculis ferrugineis, striis spiralibus distantissi- 
mis obsoletissimis ; striz incrementi distinct; anfr. conyexi sutura impressa; costs x in 
anfr. ult., lineares, ult. 2 crassiores. Apertura ovata obliqua. Color cinereo-albus, maculis 
ferrugineis rotundis vel obliquis in duplice serie digestis in anfr. spire: et in triplice serie in 
anfr. ult. 
Long. 144 mm.; diam. 6 mm. 
Hab. St. Croix (Ovesen); St. Thomas, spm. maculis obliquis Hornbeck (coll. 
C. M. Poulsen). 
The reddish spots are arranged so that one pair belongs to each rib. The 
polished surface is very notable. Scala nova-anglie, Couth, seems, according to 
the figure, to be most allied to it. 
32. ScaALA NautL#, Mirch, n. sp., Pl. 29, fig. 12. 
T. subulata, imperforata; anfr. convexi circiter 8, sutura subimpressa; cost xii in anfr. ult., ad 
suturam angulatim reflexee, lineares; ult. 2 crassiores. Apertura ovalis. Color lilacinus 
anfr. ult. et penult. medio ferruginei, costz et sutura albe. 
Long. 12} mm.; diam. 3? mm. 
Hab. ad litus mexicanum inter Vera Crux et Nautla (Rathsack, 1842). 
