4 NAUTILUS Vol. 79 (1)
calcareous layer that is characteristic of Aspella lends support to
the assignment of this new species to Favartia. The nature of the
radula, unfortunately, is not known.
Literature cited
Adams, C. B., 1850, Descriptions of supposed new species of
marine shells which inhabit Jamaica. Contrib. to Conch, no. 4,
pp. 56-68.
Broderip, W. J. [and G. B. Sowei'by, I.], 1833, Characters of new
species of Alollusca and Conchifera, collected by Mr. Cuming.
Proc. Comm. Sci. Corres. Zool. Soc. London, for 1832, pt. 1^
pp.173-179.
Carpenter, P. P., 1857, Report on the present state of our knowl-
edge with regard to the Mollusca of the west coast of North
America. Rept. Brit. Assoc. Adv. Sci., for 1856, pp. 159-368,
pis. 6-9.
Sowerby, G. B. II, 1879, Monograph of the genus Miirex. Thes.
Conch., 4:\-bb, 24 pis.
Sowerby, G. B., Ill, 1894, Descriptions of twelve new species,
chiefly from Mauritius. Proc. Malac. Soc. London, 7:41-44,
pi. 4.
Tryon, G. W., Jr., 1880, Muricinae, Purpurinae, Man. Conch.;
Philadelphia, 2.1-289, 70 pis.
FOUR NEW LAND SNAILS FROM THE SOUTHEASTERN
UNITED STATES
By LESLIE HUBRICHT
Mesodox kalmianus, new species. PL 2, figs. a-c.
Shell subglobose, spire elevated, conic, apex obtuse; tawny-
olive, shining, translucent; umbilicate, the umbilicus nearly cov-
ered by the reflected peristome; whorls 41/9 to 5, regularly in-
creasing, well rounded, last whorl descending and constricted
behind the aperture; embryonic whorl nearly smooth, succeeding
whorls with rib-striae, last two whorls with incised spiral lines
which are more prominent on the base; aperture roundly lunate,
oblique, peristome reflected, white.
Penis long, slender, with a small fleshy body in the upper end,
without pilasters; vagina very short; spermatheca oblong, about
twice as long as wide, duct very slender, about half as long as the
penis. Penis 7 mm., vagina 0.3 mm., spermatheca I mm., duct
3.5 mm.
Diameter 9.2 mm., height 6.2 mm., apeiture width 4.4 mm.,
aperture height 4.4. mm., whorls 4.8. Holotype.
Distribution:
BioStor
