630 



BIBLIOGRAPHY OP 



[part I. 



Page. 



113 Trichotropis borealis/Sow6. 



T. costellatus Couth. 

 113 Turritella erosa Couth. 

 113 Unio complanatus Lea. 

 113 nasutus Say. 



113 radiatus Barnes. 



Page. 



113 Venus gemma Totten. 

 113 mercenaria Linn. 



113 Velutina laevigata. 



V. rupicola Conr. not 

 Oxijnoe glabra. 



I&lissell. — Conspectus of Shells found in Essex County, &e. : 

 by J. H. Russell. (From same as last, p. 126.) 



var. pygmaeus Gould. 



Trj/ioiiiiim pygmxum St. 

 Helix albolabris Gould. 

 alternata Gould. 

 arborea Gould. 

 electrina Gould. 

 exigua Goitld. 

 hortensis Goidd. 



Helix subglobosa Binney. 

 Indentata Gould. 

 labyrinthica Gould. 

 lineata Gould. 

 minuscula Gould. 

 pulchella Gould. 

 chersina Gould. 



[N 



descriptions are given. — W. G 



. B.] 



Page. 





Page 



127 



Adeorbis costulata St. 



129 



127 



Amicula vestita St, 







Chiton Emersonii Couth. 



129 



127 



Ancylus fuscus Ad. 



129 



127 



Anodon implicata Gould. 



129 



128 



Anomia ephippium Linn. 



129 



128 



var. aculeata. 



129 



128 



squamula. 



129* 



123 



Astarte castanea Gould. 





128 



quadrans Gould. 



129 



128 



sulcata Goidd. 



129 



128 



Buccinum plicostim Goidd. 



129 



128 



undatum Linn. 



129 



128 



Bulimus lubricus Goidd. 



129 



128 



Bulla punctostriata St. 



129 



128 



triticea Gould. 



129 



128 



Cemoria Noachina Gould. 



130 



123 



Chiton albus Gould. 



130 



128 



marginatus Gould. 



130 



128 



ruber Gould. 





128 



Cingula minuta Gould. 



130 



128 



Cochlodesma Leana Couth. 







Anatina Leana Conr. 



130 



128 



ColumbellaGouldiana? St. 



130 



129 



Cumingia tellinoides Gould. ' 



130 



129 



Cyclas dubia Gould. 



130 



129 



partumeia Gould. 



130 



129 



Dentalium dentale Gould. 



130 



129 



FuBus decemcostatusGW. 



130 



129 



harpularius Gould. 



130 



129 



islandicus Gould. 



1.30 





Tritonium islandicum 



130 





Loven. 



130 



Kellia rubra Gould. 

 Leda limatula St. 



myalis »S^ 



Nucula myalis Gould. 



sapotilla St. 



Nucula sapotilla Gould. 

 Ancylus fuscus Gould. 

 Limnaea columella Goidd. 



elodes Gould. 



macrostoma Gould. 



modicellus Gould. 



umbilicata Gould. 

 Planorbis armigerus Gould. 



bicarinatus Gould. 



campanulatus Gould. 



deflectus Gould. 



exacutus Gould. 



