MOLLUSCA* 247 
several years ago in the ^ Proceedings of the Zoological Society ’ and in the 
^Annals and Magazine of Natiural History.’ 
Marginella siihtrigona and M. regidarisj sp. n., Carpenter, Ann. & Mag. 
Nat. liist. XV. pp, 397 & 398, California. 
Volutella pyriformis, sp. n., Carpenter, Journ. Conch, xiii. p. 148, Cali- 
fornia. 
CysUcus, g. n., Stimpson, proposed for a new Margtneda-like shell, C. ca- 
pensis, found on Gorgonim in False Bay, Cape of Good Hope ; distinguished 
b}’' its slender elongate foot and its short, flattened, triangular tentacles, the 
eyes being situated a little behind their basis. In its lingual dentition it 
agrees with Marginella. Am. Journ. Conch, i. p. 65, pi. 8. fig. 2. 
DoLIIDiE. 
itingicula australisj sp. n., Crosse, Journ. Conch, xiii. p. 44, pi. 2. fig. 6, 
South Australia. 
HanellidvE (Tritoniidas) . 
l^Ranella'] Bursa (Apollon) proditor, sp. n., v. Frauenfeld, Verhandl, zool.- 
bot. Gesellsch. Wien, xv. p. 894, Island St. Paul. Allied to JR. argus. 
Velutinidae. 
Velutina prolongata, sp. n.. Carpenter, Ann. & Mag. Nat. Hist. xv. p. 32, 
Neeah Bay, Vancouver district. 
Naticim. 
Natica sanguinolcnta, Brusina, Verhandl. zool.-bot. Gesellsch. Wien, p. 19, 
Zara, Dalmatia; evidently a variety of the well-known N. millepunctata 
(Lam.), the red dots being imited into continuous undulated lines. 
ScALARIDA!. 
Scalaria dclicatula and consors, sp. n., Crosse et Fischer, figured in Journ. 
Conch, xiii. pi. 3. figs. 9, 10, 11, & 12, South Australia. — indianorum 
S. (.P indmionmi, var.) tincta, sp. n.. Carpenter, Ann. & Mag. Nat. Hist. xv. 
p. 31, Vancouver district and Lower California ; the former used as ornament 
by the children of the natives. 
Opalia (A. Adams), subgenus of Scalaria. Varices obtuse, irregular ; sculp- 
ture interrupted near the basis. Opalia horealis— Scalaria horcalis (Gould), 
Carpenter, Ann. & Mag. Nat. Hist. xv. p. 31 ; O. hidlata, Carpenter, 1. c. 
p. 397, Sta. Barbara, California. 
Crossea, g. n., A. Adams. Testa turbinata, umbilicata, alba. Anfractus 
convex!, cancellati, simplices aut varicibus instruct!. Apertura orbiculata, 
antice in angidum canaliculatum producta ; umbilico callo funiformi coarctato 
et circumcincto. Most closely allied, perhaps, to Cirsotrema, but also simi- . 
lar in other respects to Torinia and Conradia. C. miranda et hcllula^ 
sp. n., A. Adams, Ann. & Mag. Nat. Hist. xv. p. 323, Gotto Islands, near 
Japan. 
