32 FLORIDA GEOLOGICAL SURVEY-15TH ANNUAL REPORT

Arca, near A. campyla Dal. Area campyla Dal.
Ostrea virginica Gmelin. Ostrea virginica Gmelin.
Pecten eboreus, var. solaroides Heilprin. Pecten madisonius Say. Anomia simplex Orbigny. Anomia simplex Orb.
Crassinella lunulata Conrad. Crassinella lunulata Conrad.
Crassinella dupliniana Dal]. Crassinella acuta DalI.
Phacoides waccamawvensis Dal]. Phacoides tuomeyi Dail.
Phacoides multilineatus T. and H. Phacoides multilineatus T. and H.
Divaricella chipolana Dail, var. ( ?) Davircella chipolana Dail, var.? Area scalarina Heiprin. Cardium robustum Sol.
Venus tridaenoides Lamarck. ( ?) Venus tridacunides Lam.
Dosinia elegans Conrad. Dosinia, young-D. elegans Conrad?
Chione cancellata Linne, not found. Chione cancellata Linn. Gemma magna Dail. Gemma magna Dail.
Gafrarium metastriatumn (Conrad). Pitaria ( ?) Young.
Mulinia, near M. caloosxnsis Dail. Mulinia congesta Conrad. Mulinia, near M. triquetra Conrad. Mulinia congesta var. triquetra Conrad.
Corbula barrattiana C. B. Ads. Corbula cuneata Say.

 Species not originally listed from this station:
 Crepidula fornicata (Linne).
 Ostrea scuipturata Conrad ( ?) (young). Phacoides trisuleatus near var. multistriatus Conrad. Corbula inxqualis Say, var. B.

 Geologic horizon originally reported: Pliocene.
 Geologic horizon believed to be in this report: Pliocene.
 ~5010.-Half a mile south of Djebeon Springs station, Volusia Co., Fla.
 Eleven to seventeen feet below the surface (see Matson, G. C., and Clapp, F. 0., 2nd Ann. Rep't Fla. Geol. Survey, 1909,
 p. 132.)
 Approved or Changed. Original.
Marginella contracta Conrad. Marginella contracta Conrad.
Terebra dislocata (Say) ( ?) (yo.). Terebra dislocata Say. Oliva literata Lamarck. Oliva literata Lam.
Melongena corona Gmelin ( ?) (yo.). Melongena corona Gmel. Crepidula convexa Say. Crepidula convexa Say.
Crepidula aculeata GmeI. Crepidula aculeata Gmel.
Crepidula plana Say. Crepidula plana Say.
Cryptonatica pusilla Say ( ?) Cryptonatica pusilla Say.
Area transversa Say. Area transversa Say.
Area limula, var. platyura Dail. Area ponderosa Say.
Area limula, var. platyura Dali. Area limula,. var. platyura Dali.
Area plicatura Conrad. Area plicatura Say.
Pecten gibbus Linne. Peeten gibbus Linn.
Carditamera arata Conrad. Carditamera arata Conrad.
Venerieardia tridentata Say. Venerieardia tridentata Say.
Phaeoides multilineatus Tuomey and
 Holmes. Phacoides multilineatus T. and H.
Phaeoides waceamawensis, delandensis
 Mansfield. Phaeoides waeeamaensis Dal.
Phacoides radians Conrad. Phacoides radians Conrad.
Cardium robustumn Solander. Cardium robustumn Solander.