302 Panama Shells. PHOLADID^E. 



513. Phot a* tiibifera. 



Synonymy. 



Pholas tubifera Sowb. in Proc. Zool. Soc. Lond. p. 71. July 1834. 



- Mull. Synop. Nov. Test. Viv. p. 238. May 1836. 



- Orb. Voy. Ainer. Merid. Moll. p. 499. 1843. 



- Hanley Descr. Catal. p. 8. 1845 ? 

 Sowb. Tbes. Concb. p. 499. No. 41. pi. 



106. f. 64, 65. 1849. 



Station. In decayed wood, dredged up at 10 fathoms' depth ; 

 Cumin g ! Sowerby. 



Habitat. Bay of Caraccas ; Cuming! Sowerby: also Miiller. 



Payta ; Fontaine ! Orbigny. 



West Columbia ; Hanley : also Jay. 



Panama ; C. B. A. ! 

 1 specimen was found. 



514. Pholas xylophaga. (Val. non Desk et al.) 



/Synonymy. 

 Penitella xylophaya (?) Val. Voy. Venus Moll. pi. 24. f. 2. 1846. 



Station. Boring in wood, near high water mark. 



Habitat. Panama ; C. B. A. ! 



,, 20 specimens were taken from the bottom of an old "dug- 

 out,"* on the rocks near the sea wall. The bottom of the canoe 

 was filled with this mollusk. 



515. Pliola^ - . Sp. indet. a. 



2 right valves were found near Panama. It resembles P. 

 lanceolata Orb. 



516. Pholas - -. Sp. indet. b. 



1 partially decayed valve was found near Panama. This is 

 probably an undescribed species. 



* A large canoe made of the trunk of a tree. 



