LIST OF PUBLICATIONS. 



119 



DALL, William Healey — Continued. 



following new group-names are proposed: 

 Craspedotriton (convolutus Brod.); Marsu- 

 pina (crassa Dilhvyn); Chasmotheca (foliata 

 Broderip). in the Ranellidse; and in the Sep- 

 tidte: Eugyrina (new name for Gyrina Schu- 

 macher): Paralagena (for Lagena Morch); 

 Tritonocauda (caudatus Gmelin); Turritriton 

 (gibbosus Broderip): Tritoniscus (Joroisii 

 Petit); and intheColubrariidae: Maculotriton 

 (bracteatus Hinds): Monostiolum {swiftii 

 Tryon); Caducifer (truncatus Hinds); Txni- 

 ola (rtecollatus Sowerby), and Phrygiomurex 

 (sculplilis Reeve I. 



- Note on Lucina (Miltha) childreni 



Gray, and on a new species from the Gulf 

 of California. 



Nautilus, xvm. No. 10, Feb., 1005. pp. 

 110-112. 

 In this note it is shown that L. childrt ni is 

 a Brazilian species exclusively, and fur the 

 species of the Gulf of California, wrongly 

 called childreni by Carpenter, the name of L. 

 ( Miltha) xantusi is proposed. The specimens 

 are in the National Museum. 



New species of mollusks from Cali- 

 fornia. 



Nautilus, xvm, No. II. Mar., 1905, pp. 

 123-125. 

 The following new species are described: 

 Leda amblia, Mangelia perattenuata, AdmeU 

 woodworthi. Erato albescens, and Scissurella 

 (Schizotrochus) kelseyi, all from California. 

 The specimens are in the National collection. 



- Ail arrangement of the American 

 Cyelostomatida? with a revision of the 

 nomenclature. 



Proc. Malacolog. Soc. London, VI, March, 



10115, pp. 203-210. 

 The whole group is reviewed, diagnoses 

 givenforthe subdivisions, the subgenus Para- 

 chrondria is proposed for fistula Sowerby, 

 not Say, and the genus Opisthosiphon for 

 Chondropoma bahamense Shuttleworth and 

 its allies. These are shown to have an acces- 

 sory opening to the whorl in the shape of a 

 small tube behind the posterior angle of the 

 aperture. The material upon which the con- 

 clusions rest is in the National Museum. 



Report on the land and fresh-water 



shells collected in the Bahamas in 1904 

 by Mr. Owen Bryant and others. 



Smithsonian Misc. Colls., xi.vii, Quar. 



issue, pi. il. pt. 4. April 27, 1005, pp. 



433-452, pis. Lvin, Lix. 



Mr. Bryant's collection is catalogued, and 



notes and descriptions of some new forms, 



either collected by him or from the collection 



of the National Museum are given. The new 



species are as follows: Ccpolis smirna, C. 



androsi, Ccrion glans obesuni, Cerion watling- 



ense, C. inconspicuum, and variety lacu- 



DALL, William Healey— Continued. 



noruni. C. canonicum, C. variabile with vari- 

 eties pupilla and Saurodon, ('. brunneum, C. 

 plegmatum, C. northropi, C. oweni and varie- 

 ties reticulatum, incisum and vermiculum, 

 Rhytidopoma euploca, and Veronicella schive- 

 li/.i var. bahamensis. The new forms are 

 figured, numerous species added to the known 

 Bahaman fauna, and (he habit of forming an 

 epiphragm by Planorbis during the dry sea- 

 son, is noted. 



Note on the genus Aporema Pali. 



Nautilus, win, No. 12, ipri!, 1905, p. 143. 

 Aporema proving to be preoccupied in In- 

 sects by Scudder, the new name Panacea is 

 proposed to take its place, with the same type 



Pholadomya arata Verrill. 



- - Xote on TrirhfMlinn Anccv. 



Nautilus, win. Xo. 12, April. 1905, p. 143. 



Trichodina Ancey, 1888, for an Achatinoid 



landshell being preoccupied by Trichodina 



Ehrenberg, 1830, the new name Petriola is 



proposed for the former. 



Fossils of the Bahama Islands, with 



a list of the nonmarine mollusks. 



The Bahama Islands, New York (Mac- 

 millan .V Co.), April, 1905, pp. 23-47: pis. 



XI-XIIT. 

 This paper, also issued separately, treats of 



the fossils of the Bahamas collected by the ex- 

 pedition sent out by the • leographical Society 

 of Baltimore, giving a list of stations with the 

 fossils collected at each, descriptions of some 

 new landshells, fossil and recent , a catalogue 

 of the nonmarine fauna, fossil and living, a 

 list of the marine fossils obtained, and a short 

 account of the fauna of the "salt pans" or 

 lagoons. Some characteristic marine fossils 

 and the new species of landshells are figured. 

 The following are described as new: Cepolis 

 agassizii, C. tnaguana var. subandrosi, C. 

 pharcida, Cerion eleutherx var. drupium, 

 Ccpolis exumana, C. gregoriana, C. duclosi- 

 ona var. columbiana, and C. inaguana. Pha- 

 coides pensylvanicus L., Codakia orbicularis 

 L., Tcllina radiata I... Area occidentalis f'hil- 

 ippi. .1. reticulata Gmelin, Cerion agassizii 

 Dall, and Helicina rawsoni PfeilTer, are also 

 figured. 



Cotypes of the material described are in the 

 National Museum. 



Two imdescribed California shells. 

 Nautilus, \ix, No. 2, June, 1905, pp. 14, 15. 

 Murcx (Phyllonotus) santarosana and Al- 

 oha, oldroydi from southern California are de- 

 scribed as new, the I ypes being in the National 

 Museum. 



WHITE, Charles A. The ancestral origin 

 of the North American Unionidse, or fresh- 

 water mussels. 



Smithsonian Misc. Colls., xlviii, Quar. 

 issue, pt. 1, 1905, pp. 75-88, pis. 26 31. 



