A. E. Verrill — Decapod Crustacea of Bermuda. 



413 



It ranges from Beaufort, N, C. to the Abrollios Islands and Bahia, 

 Brazil. Off Cape Fear, N. C, 15-17 fathoms. West Indies, 6-16 

 fathoms, Florida, and many other localities (Rathbun). Bermuda 

 and Bahia, Brazil (Miers; Rathbun); Abrolhos (Smith, Yale Mus.). 



Microphrys bicornutus (Latr.) A. M.-Edw. Spider Crab. 



Pisa bicornufa Latreille, Encyc. Meth., Nat. Hist., x, p. 141, 1825. 

 Pericera bieorna H. Milne-Edwards, Hist. nat. Crust., i, p. 337, 1834. 

 Pisa bieorna Gibbes, Proc. Amev. Assoc, 3d meeting, p. 170, 1850. 

 Pericera bicornis Saussure, Crust. Antilles et du Mexique, p. 12, pi. 1, figs. 



3, 3c, 1858. 

 Milnia bicormita Stimpson, Notes on North Amer. Crust., Annals Lye. Nat. 



Hist., New York, vol. vii, pp. 51, 180, 1860. Smith, Brazil Crust., these 



Trans., ii, p. 1, 1869. 

 Microphrys bicornutus A. Milne-Ed w., Nouv. Arch. Mus. Hist. Nat., viii, p. 



247, 1872; Miss. Sci. Mex., v, p. 61, pi. xiv, figs. 2-4, 1873; Bull. Mus. 



Comp. Zool., viii, p. 1, 1880. Miers, Voy. Chall., Zool., viii, p. 83, 1886 



(Bermuda). 

 Microphrys bicornutus M. J. Eathbun, Proc. U. S. Nat. Mus., xv, p. 253, 1892 



(synon.) ; Brach. and Macrura Porto Eico, p. 72, 1901. 

 Pisa galibica and Pisa purinirea Schramm and Desb., Crust. Guadeloupe, p, 



18, 1867 {t. A. M.-Edw.). 



FiGUEE 43. 



In life, this species nearly always has its carapace covered with 

 closely adherent algae, bryozoa, sponges, etc. which pretty effectually 



Figure 43. — Microphrys bicornutus, nat. size, with foreign growths on the cara- 

 pace. Phot. A. H. V. 



conceal it. When cleaned, it is dull yellowish brown; its chelipeds 

 are always covered with small, round, purplish spots. This is diag- 

 nostic for the species. 

 Many of the females collected April 20, 1901, carried eggs. 



