Aitr. 22 MIOCENE GASTROPODS AND SCAPHOPODS MANSFIELD 



Fnunnl list — Continued 



9027 9212 8302 9215 9219 8300 9196 



Stations 



Remarks 



Molliisca— Continued. 



Marginella (Gibberula) trinita- 



tensis, new species. 

 Vexillum brisioli (Maury) 



Phos buUbrooki, new species 



Phos trinitatensis, new species.. 



Alertrion brassoensis, new species 



Metulella caTonensis,nevf species 



Strombina walli, new species 



Typhis sawkinsi, new species. 

 Modulus tamanensis Maury.. 



Caecum properegulare, new 



species 

 Turritella gatunensis caronensis, 



new subspecies. 

 Turritella sp. aff. T. altilira var. 



chiriquiensis Olsson. 



Turritella monfserratensis, new 



species. 

 Turritella cf. T. altilira Conrad 



(typical). 



Natica canrena (Linnaeus) 



CalHostoma rhombotum, new 



species. 

 Teinostoma caronensis, new 



species. 

 Adeorbis giippyi, new species... 

 Cadulus caronetms, new species 



Dentalium cos.imannianum 

 Pilsbry and Sharp? 



Genera either poorly preserved or re- 

 quire a specialized study to deter- 

 mine their specific relationship 



Olivella, 2 species (yo.). 



Mitra, species (yo.) 



Strombina, species (yo.) 



Strombina, species (frag.) 



Typhis, species (frag.)... 



Epitonium, species (yo.) 



Acrilla, species (frag.) 



Mela nella , species 



Turbonilla, several species 



Pyramidella, several species 



Odostomia , species 



Strombus (frag.) 



Cerithium, species 



Clara, species (yo.) 



Bittium, 2 species 



Serpulorbis, species (frag.).. 



Bi^soina, species.. 



Calyptraea , species 



Architectonica, species (yo.) 



Bryozoa ' 



Cupularia umbellata Defrance... 



Cupuladria canariensis Busk 



Crustacea 2 



Callinecles, species 



Thaumastoplax prima Rathbun. 



(?) 



Somewhat resembles M. cercadensis 



Maury, Cercado. 

 AIT. Vexillum tortuosellum (P. & J.) 



from Dominican Republic. 



Very close to 5883e near basal section 

 at Bananito River, Costa Rica. 



Afl. A. cercadensis Maury, Cercado 

 formation. 



Resembles S. costaricensis Olsson 

 from Gatun formation. 



Resembles S. chiriquiensis Olsson, 

 Qatun formation, also S. pseudo- 

 haitensis Maury, Cercado forma- 

 tion. 



Recalls T. gabbi B. & P., Gatun, 

 Panama. 



Closely related to M. wilcoxii Dall, 

 Chipola. 



Closely resembles a form from Shoal 

 River , Fla. 



T. gatunensis referred to Gatun for- 

 mation, Panama and Costa Rica 



Reported by Olsson from Gatun 

 formation in Panama and Costa 

 Rica. 



Resembles T. altilira costaricensis 

 Olsson, Qatun. 



Recalls an Eocene sp. C. abrupias 

 Meyer and Aldrich. 



Described from station 6020a. Low- 

 er part of the upper half of Culebra 

 formation, Panama. 



1 Identified by Dr. Ray Bassler, of the U. S. National Museum. 



2 Identified by Dr. Mary J. Rathbun, of the U. S. National Museum. 



