_ Systema Naturae.
costata, _Chemn._ Conch. Cab.
plexa, _Chemn._ Conch. Cab.[3]
Natica aurantia, _Lam._ Anim. s. Vert.
mammilla, _Linn._ Systema Naturae.
picta, _Reeve_, (as of _Recluz_), C. Icon.
arachnoidea, _Gm._ Systema Naturae.
lineata, _Lam._ Anim. s. Vert.

[Footnote 1: M. fasciolata, _Olivier_.]

[Footnote 2: These four species are included on the authority of Mr.
Dohrn.]

[Footnote 3: N. exuvia, _Lam._ not _Linn._]

adusta, _Ch_. C. C. f. 1926-7, & _Karsten_.[1]
pellis-tigrina, _Karsten_, Mus. Lesk.[2]
didyma, _Bolten_, Mus.[3]
Ianthina prolongata, _Blainv_., D.S.N. xxiv.
communis, _Kr_., (as of _L._ in part) S.A.M.
Sigaretus, sp.[4]
Stomatella
calliostoma, _Adams_, Thesaur. Conch.
Haliotis varia, _Linn._ Systema Naturae.
striata, _Martini_ (as of _Linn._), C. Cab. i.
semistriata, _Reeve_, Conch. Icon.
Tornatella solidula, _Linn._ Systema Nat.
Pyramidella
maculosa, _Lam._, Anim. s. Vert.
Eulima Martini, _Adams_, Thes. Conch, ii.
Siliquaria
muricata, _Born_, Test. Mus. Caes. Vind.
Scalaria raricostata, _Lam._, Anim. s. Vert.
Delphinula laciniata, _Lam._, Anim. s. Vert.
distorta, _Linn._, Syst. Nat.[5]
Solarium perdix, _Hinds_., Proc. Zool. Soc.
Layardi, _Adams_, Proc. Zool. Soc. 1854.[6]
Rotella vestiaria, _Linn._, Syst. Nat.
Phorus pallidulus, _Reeve_, Conch. Icon. i.
Trochus
elegantulus, _Gray_, Index Tes. Suppl.
Niloticus, _Linn._ Syst. Nat.
Monodonta labio, _Linn._ Syst. Nat.
canaliculata, _Lam._ Anim. s. Vert.
Turbo versicolor, _Gm_. Syst. Nat.
princeps, _Philippi_.[7]
Planaxis undulatus, _Lam._ Anim. s. Vert.[8]
Littorina angulifera, _Lam._ Anim. s. Vert.
melanostoma, _Gray_, Zool., _Beech_. Voy.[9]
Chemnitzia
trilineata, _Adams_, Proc. Zool. Soc. 1853.
lirata, _Adams_, Proc. Zool. Soc. 1853.
Phasianella
lineolata, _Gray_, Index Test. Suppl.
Turritella
bacillum, _Kiener_, Coquilles Vivantes.
columnaris, _Kiener_, Coquilies Vivantes.
duplicata, _Linn._ Syst. Nat.
attenuata, _Reeve_, Syst. Nat.
Cerithium fluviatile, _Potrez & Michaud_, Galerie Douai.
Layardi (Cerithidea), _Adams_, Proc. Zool. Soc. 1854.
palustre, _Linn._ Syst. Nat.
aluco, _Linn._ Syst. Nat.
asperula, _Linn._ Syst. Nat.
telescopium, _Linn._ Syst. Nat.
palustre obeliscus, _Linn._ Syst. Nat.
fasciatum, _Brug_., Encycl. Meth. Vers.
rubus, _Sower_. (as of _Mart_.), Thes. C. ii.
Sowerbyi, _Kiener_, Coquilles Vivantes (teste Sir E. Tennent).
P