168 Addison E. Vcrrill, 



PLATE XX. 



Figure I. Alpheus (or Crangon) candei; side view of a Bermuda speci- 

 men with the chelae. 



Figure 2. Alpheus (or Crangon) packardii; side view of an entire 

 Bermuda specimen. 



Figure 3. Alpheus (or Crangon) formosus; dorsal view of an entire 



Bermuda specimen. 



Figure 40. Alpheus (or Crangon) formosus; side view. 

 Figure 46. A. armillatus=lancirostris ; dorsal view. 

 Figure 5. A. packardii; larger chela. 

 Figure 6. A. (or Crangon) bahatnensis; side view of a cotype lacking the 



large chela, but showing the stout ambulatory legs ; 6a, the same ; 



chela separated. By A. H. V. 



PLATE XXI. 



Figure I. Synalpheus minus: dorsal view of a Key West specimen, No. 



1827. (See also pi. XXIII, fig. 3, and pi. XXXIV, figs. 2-2). 

 Figure 2. Alpheus armillatus= lancirostris; dorsal view of an entire 



specimen. 



Figure 3. A. (or Crangon) baliamensis ; larger chela. 

 Figure 4. A. armillatus=lancirostris ; large chela; 4a, the smaller chela. 

 Figure 5. A. packardii; large chela. 

 Figure 6, 60. A. candei; larger chela; outer and inner surfaces. By 



A. H. V. 



PLATE XXII. 



Figure i. Alpheus (or Crangon) heterochalis ; side view of a large 



specimen from Sarasota Bay, Florida. 

 Figure 2. The same, var. ?, large chela. 

 Figure 3. Alpheus, sp. ?; large chela. 

 Figures 4, a, b, c. Three large chelae, side views of A. heterochalis to 



show variations ; x about 2. 



Figure 4&. A. (or Crangon) heterochcelis; from Key West, No. 1760. 

 Figure 5. A. (or Crangon) beanii. Type, dorsal view. 

 Figure 6. Synalpheus fritzmullcri carolincnsis Ver. ; X4; No. 1831, dorsal 



view ; 6a, smaller chela. 

 Figure 7. Alpheus (or Crangon) packardii; small chela, enlarged. By 



A. H. V. 



PLATE XXIII. 



Figure I, b. Glypturus branneri; larger chela, enlarged. 

 Figure 2, a. The same ; side view of the specimen described from 

 Bermuda. 



