73 
Volume 21. Number 10. October, 1919. Whole Number 174. 
A Popular Review and Record for the Pacific Coast. 
The oldest scientific magazine west of the Mississippi. 
SUBSCRIPTION PRICE: $3.00 per volume (of about 200 pages). 
Current or back numbers 25 cents each (as far as available; 
number 1 hag been reprinted, and other out-of-print num- 
bers will be reprinted as the demand may justify). 
ADVERTISING RATES: 25 cents per line, in this style of type only. 
——--0 
Charles Russell Orcutt 
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No. 1705 Broadway San Diego, California. 
21:1220 Pleurotoma penicillata Cpr. is Drillia p. 
21:1221 Pleurotoma pudica Has. is Drillia p. 
21:1222 Pleurotoma (Spirotropis) smithi Arnold, 1903, 
_ San Pedro, Cal. (Pleistocene and Pliocene; living). 
21:1223 Polyplex gracilis Perry, is Trophon g. 
21:1224 Polypus punctatus Gabb, based on Octopus p. 
21:1225 Priene H. & A. Ad. gubg. Tritonium. _& 
21:1226 Priene cancellatus Lam: is oregonensis. pe 
21:1227 Pseudoliva kelletti A. Ad. is Macron k. foal 
21:1228 Pteronotus festivus. Hds. is Murex f. 
21:1229 Purpura Bruguiere, is Thais. 
21:1230 Purpura lapilloides Conr. is Acanthina 1. eam 
21:1231 Purpura Japillys Cp. non L. is Thais saxicolig  ; 
21:1232 Raeta undulata Gld. is Labiosa u. ala 
21:1233 Ranella muriciformis Brod. is Kupleura m. 
21:1234 Ranella californica is Gyrinium ¢. 
21:1235 Ranella plicata Rve. is EKupleura muriciformis, 
21:1236 Ranella triquetra Rve. is Kupleura muriciformis, 
21:1237 Rictaxis punctocaeltata Cpr. is Actaeon p. 
21:1238 Rimula, see Puncturella. 
21:1239 Rowellia radiata Cp. is Gadinia reticulata. 
21:1240 Rupellaria lamellifera Conr. is Venerupis 1, 
21:1241 Saxicava earditoides Conr. is Petricola ec, 
21:1242 Saxidomus aratus Gd. is nuttallii. 
21:1243 Saxidomus gracilis Gld. is aratus. 
21:1244 Sanguinolaria californica Conr. is Macoma @alcarea, 
21:1245 Sanguinolaria sordida Gld. is Macoma calcarea. 
21:1246 Seala, Scalaria, see Epitonium., 
21:1247 Scalaria subcoronata Cpr. is E: hindsii. 
21:1248 Schizopyga californiana Conr. is Nassa ec. 
21:1249 Schizothaerus nuttalli Conr. is Tresus n. 
21:1250 Scrobicularia biangulata Cpr. is Metis alta. 
