Bulletin - United States National Museum - Smithsonian Institution

SOUTH AFRICAN MARINE MOLLUSKS. 117
CERITHIUM CRASSILABRUM Krauss.
Cat. No. 249689, U.S.N" .M., contains a specimen from Port Alfred
(Coll. No. 961).
CERITHIUM (POTAMIDES) DECOLLATA Linnaeus.
Cat. No. 18603, U.S.N.M., one specimen from Natal. Cat. No.
272132 U.S.N.M., four from Port Elizabeth.
Family PLANAXIDAE.
Genus PLANAXIS Lamarck.
PLANAXIS PYRAMIDALIS Deshayes.
Cat. No. 21804, U.S.N.M., one specimen collected by Dunker at
Algoa Bay.
Family CAECIDAE.
Genus CAECUM Fleming.
CAECUM GLABRATUM Montagu.
Cat. No. 227809, U.S.N.M., four specimens from Port Alfred (Coll.
No. 904). Cat. No. 249793, U.S.N.M., one specimen from the same
locality (Coll. No. 1065).
Family VERMETIDAE.
Genus VERMICULARIA Lamarck.
VERMICULARIA, species ?
Cat. No. 187125, U.S.N.M., four worn specimens from Port Alfred
(Coll. No. 671). Cat. No. 250540, U.S.N.M., contains three addi-
tional specimens from the same locality (Coll. No. 1413).
VERMICULARIA, species?
Cat. No. 187120, U.S.N.M., four specimens of another species of
Vermiculana, too fragmentary to be positively identified, from Port
Alfred (Coll. No. 666). Cat. No. 227787, U.S.N.M., three specimens
from the same locality (Coll. No. 882).
There are three lots of this species in the collection of the United
States National Museum all from Port Alfred. Cat. No. 187124, four
specimens (Coll. No. 670). Cat. No. 187127, one specimen (Coll. No.
673). Cat. No. 250541, three specimens (Coll. No. 1414).
Cat. No. 187122, U.S.N.M., two specimens of a fourth species from
Port Alfred (Coll. No. 668) likewise too poor to be specifically deter-
mined. Cat. No. 250539, U.S.N.M., contains two additional specimens
from Port Alfred (Coll. No. 1412).
Genus SILIQUARIA Bruguiere.
SILIQUARIA (PYXIPOMA) WELDI Tenison-Woods.
Cat. No. 187119, U.S.N.M., four specimens from Port Alfred (Coll.
No. 665).
80737°—Bull. 91—15 9