216 



BEPORT OF NATIONAL MUSEUM, 1921. 



SHANNON. Earl V. Diabantite, stil- 

 phonomelane, and chalcodite of the 

 trap quarries of Westfleld, Massa- 

 chusetts. 



Proc. U. S. Nat. Mus., 

 Tol. 57, no. 2316, 

 June 15, 1920, pp. 

 397-403. 



Petrography of some lampro- 



phyric dike roclis of the Coeur 

 d'Alene mining district, Idaho. 



Proc. U. S. Nat. Mus., 

 vol. 57, no. 2318, 

 Sept. 2, 1920, pp. 

 475-495, pis. 37-39, 

 text figs. 1—4. 



An occurrence of naumannite 



in Idaho. 



Amer. Journ. Sci., vol. 

 50, Nov., 1920, pp. 

 390, 391. 



Boulangerite, bismutoplagion- 



ite, naumannite and a silver-bearing 



variety of jamesonite. 



Proc. U. S. Nat. Mtts., 

 vol. 58, no. 2351, 

 Nov. 3, 1920, pp. 

 589-607. 



Some minerals from the old 



tungsten mine at Long Hill in Trum- 

 bull, Conn. 



Proc. U. S. Nat. Mus., 

 vol. 58, no. 2348, 

 Nov. 9, 1920, pp. 

 469-482. 



Recent accessions in the divi- 



sion of applied geology. 



Proc. U. S. Nat. Mus., 

 vol. 58, no. 2339, 

 Nov. 10, 1920,. pp. 

 323-326. 



Analyses and optical proper- 



ties of amesite and corundophilite 

 from Chester, Mass., and of chromi- 

 um-bearing chlorites from California 

 and Wyoming. 



Proc. U. 8. Nat. Mus., 

 vol. 58, no. 2342, 

 Nov. 10, 1920, pp. 

 371-379. 



Notes on anglesite, anthophyl- 



lite, calcite, datolite, sillimanite, 

 stilpnomelane, tetrahedrite, and trip- 

 lite. 



Proc. U. 8. Nat. Mus., 



vol. 58, no. 2345, 



Dec. 18, 1920, pp. 



437-453, text figs. 



1-13. 



SHANNON, Earl V. Massive laumon- 



tite from Montana. 



Amer. Mineralogist, vol. 

 6, no. 1, Jan., 1921, 

 pp. 6. 7. 



Owyheeite. 



Amer. Mineralogist, vol. 

 6, no. 4, Apr., 1921, 

 pp. 82, 83. 



The identity of " coUbra- 



nlte" with ludwigite. 



Amer. Mineralogist, vol. 

 6, no. 5, May, 1921, 

 pp. 86-88. 



The old cobalt mine in 



Chatham, Conn. 



Amer. Mineralogist, vol. 



6, no. 5, May, 1921, 



pp. 88-90. 

 Additional notes on the crys- 



tallography and composition of bou- 

 langerite. 



Amer. Journ. Sci., vol. 



1, May, 1921, pp. 



423-426. 



( See also under D. F. Hewett. ) 



(See also under Esper S. 



Larsen.) 

 (See also under Charles 



Palache.) 

 SHERPF, Earl E. The amphipods of 

 the Canadian Arctic expedition, 



1913-1918. 



Rept. Canadian Arctic 

 Expedition, vol. 7, 

 Crustacea, pt. E, am- 

 phipods, Sept. 7, 



1920, pp. 1-30, text 

 figs. 1-6. 



North American species of 



Taraxacum. 



Bot. Gaz., vol. 70, no. 

 5, Nov., 1920, pp. 

 329-359, pis. 31-33. 



SHOEMAKER, Clarence R. Amphi- 

 pods collected by the American Mu- 

 seum. Congo Expedition, 1909- 



1915. 



Bull. Amer. Mus. Nat. 

 Hist., vol. 43, art. 7, 

 Dec. 30, 1920, pp. 

 371-378, text. figs. 

 1-6. 



Report on the amphipods col- 

 lected by the Barbados-Antigua ex- 

 pedition from the University of 



Iowa, 1918. 



Univ. loioa Studies ; 

 Studies in Nat. Hist., 

 vol. 9, no. 5, Mar. 15, 



1921, pp. 99-102. 



