1'LEKOCHKlLLS, Til AUM AS I I >. xix 



Group of P. succiiioides. 



P. cathcartiae live., x, 82. P. succinoides Pet., x, 84; xiv, 128. 



P. (?) victor Pf'r., x, 82. B. succineoides Mart. 



P. jucundus Pfr. t x, 82. Succinea bulimoides Pfr. 



P. quadricolor Pfr., x, 83. B. latilabris Pfr. 



P. dalmasi Dautz., xiv, 128. P. calliostoma Dohrn, x, 85. 



P. argenteus Jouss., xiv, 128. 

 P. veranyi Pfr., x, 83. 



var. scytodes Pfr., x, 84. 

 sytodes Ads., x, 199. 



Group of P. castaneus. 



P. castaneus Pfr., x, 85; xiv, 131. P. jimenezi Hid., x, 86, 199. 

 P. elaeodes Pfr., x, 86. B. gibbonius Hid. olim. 



P. aristaeus Crosse, x, 88, 199. 



Group of P. taylorianus. 

 P. piperitus Sowb., x, 89. P. superstriatus Sowb., x, 91. 



P. pulicarius Bk., xiv, 132. var. prodeflexus Pils., x, 91. 



P. piperatoides Pils., xiv, 132. P. aureonitens Mill., x, 91. 

 P. pseudopiperatu* Mor., x, 89. P. tricolor Pfr., x, 87; xiv, 131. 

 P. taylorianus Rve., x, 90 ; xiv, var. sernipictus Hid., x, 87. 



132. ? SimpuJopsis fulgurata Mill., 



E. taylorioides Mill. xii, 227. 



Group of P.floccosus. 



P. floccosus Spix, x, 92. P. onca Orb., x, 93. 



P. lacrimosus Heimb., x, 199. B. onza Alb. 



P. pintadinus Orb., x, 93. P. lynciculus D. & H., x, 94. 



Helix pentad! na Orb. P. semperi Dohrn, x, 94. 



Genus THAUMASTUS Albers, 1860. 



Thaumastus ALB., as restricted by Pilsbry, Man. Conch, x, p. 43, 

 type T. hartwegi Pfr. Orphnus ALB., preoc, type B. taunaisii. 

 Orphaicus Schaufuss, in Paetel's Catal. 1864, p. 14, proposed as a 

 substitute for Orphnus Tatutor Jouss., 1887, type T. tatutor. 



Shell rather large, narrowly umbilicate or imperforate, long-ovate 

 with lengthened spire and blunt apex ; moderately solid, opaque, 

 usually dark, streaked, and generally having a light peripheral band. 

 Nepionic whorls 2^ to 3, sculptured with fine vertical waved or inter- 



