ri \s \ 

 Var. i:i:i.\ ..... B, Deflh, I - J I. 



shell shoricr. more rentrico ei ami ribs lees su 



Pcrai'in fin/L V 



\cvill |IM> described ;i \ ;, 



v.-ir. SAVIGVYI, De>h. FL's. 2/5 



Plat-ribbed, with narrower grooves, -omciii: . obsolete, 



greyish brown. tessellated and tiiiduhit.-.l witli !,, . i, \\ith a 



li^htrr hand at the prriplirrv and :m.| h.-r :t t ; 



Red Sea, Persian Gulf. 



r.<li'i*r,t, l)i-(..-clii., P. encanxtir,,, i;. A. Bmiti "1 var. 



ynhnif/rn, Nt-vill, arc -yiionvins. 



P. CRAssisi-ii; A, !:. A. Smith. IM. .VJ. ti- 



Distantly spirally irroovcil. grey, spnttrd and shortly BJ 

 with chocolate. .Length. 'Jn mill. 



I In />. unknown. 



Probably a very narrow form of /'. *n/wfu*. 



P. PLANK HIATUS, Sowl). IM. ")*J, ti-. .'lO. 



Dark chocolate color, with subdual alternate -piral rii 

 grooves, lighter colored within. Leiiirth, 1 in. 



San Bias, Panama >/08 Is- 



It is Bucc. planaxis, Wood, /'. ('iinttirnl'ifu*. Dnval, /'. 

 Lesson. 



P. SUTURALIS, Smith. PI. r,i>, f 1<ir . :;:;. 



Yellowish white, .spirally deeply grooved, with intermediate tlai 

 ribs. Length, 6 mill. 



( 'tiinete Sea*. 

 P. NUCLEUS, Lam. IM. .">!_'. ti- :;<;. 



Chocolate color, epidermis shoi'tly velvety, flat rihhed and spirally 

 grooved, but tlie sculpture obsolete except clo-c i,, ihra; 

 the Suture and on the l>a>e, the outer lip hrinir timhi'iatcd by it. in- 

 terior chocolate. Length. 1.V1S mill. 



II 



P. M'ini#u/<-iitn*. Sdwb., i< a synnnym. 



P. Ai;i;i:i:viA'|-| >, IN-a>-. IM. ~>'2. tiir. l'. 



Shorter than the next -peci.->. and without the expand, d 1 

 /'. nucleus, lhn-kish choc., laic, \\iih r|t>rly-ei 

 except at the ba>e. Length, l-~> mill. 



