317 



chologist and shell dealer who published the Catalogue of M. de 

 Calonne's collection in 17'.'". This catalogue is arranged in natural 

 groups, and foreshadowed many of the genera afterwards established 

 by Lamarck and other conchologists. I recollect him well, and was 

 strongly impressed with his knowledge not only of the Bpecies "I' 

 shells, hut also of the affinities which the groups bore to each other. 

 Though comparatively an uneducated person, he was far in advance 

 of the state of natural history in his time. 



1. TIuMIMIREYIA STRANGEI. 



depergiUum Strangei, A. Adams, Proc. Zool. Soc. 1852, p. 91, 

 Moll. pi. 15. f. 5. 



A. (Foegia) Strangei, A. & H. Adams, Genera Moll. p. :::>'.>. 



Humphreyia Strangei, Gray, Ann. & Mag. Nat. Hist. July 1858, 

 p. 1(5. f. 1, 2. 



Hub. New South Wales, Sydney Bay (Strange). 



These shells have been confounded with Aspergilhnn ; but they 

 have a very distinct appearance and mode of living, and the shell 

 must be formed in quite a different manner. 



In Aspergilhnn the shelly tube in which the animal lives is ana- 



Fig. 1. 



Fig. 2. 



Humphreyia Slrangri. 



logons to the shelly tube of Chtena, Qastrochana and Tered 



I have shown in my paper on the development of tin- genUS, in the 



Annals and Magazine of Natural History for June 1858; but in 

 Humphreyia the tube at the end of the shell is an extension of the 



normal shelly valves of the animal it-elf, which i- formed alter the 



* s On tin- Struc t ure of Bump hrtjfia ' tan. and Mag. v II. Inly 



16 . 



