PROSOB RANCHIATA. 
Moll . 81 
C/ERITHIIDiE. 
Monograph ; Kusten & Clessin in Martini & Chemnitz, i, 
Abth. 26. 
fCerithiidce [including one species of Aporrhais !] from the Lower 
Oligocene of N. Germany ; Koenen, Abh. Geol. specialkarte Preuss. 
x, Hft. 3, pp. 643-708, figs. 
\Cerithiopsis cretacea , n. sp., Cretaceous of Syria, WiIitfield, Bull. 
Am. Mus. Nat. Hist, iii, p. 431, fig. 
Cerithium yerburyi , Aden, Smith, P. Z. S. 1891, p. 417, fig. ; t C. fili- 
grana , tenuicosta, rarinodum , semireticulatum , trimlcatum , tritoniforme, 
C. ? nassoides, C. ( Bittium ) granuliferum , ( Cerithiopsis ) fenestratum, 
( Lovenella ) dactylus, sufflatum, terebraforme , acuarium, bilineatum , 
densicosta , raricostatum , crassisculptum , bispiratum, perspiratum , spicula, 
decurtatnm, oblatum , detruncatum, planistria, lattorfense, obliteratum , 
thiaratum, Lower Oligocene of N. Germany, Koenen, Abh. Geol. 
specialkarte Preuss. x, Hft. 3, pp. 644-686, figs. ; tC7. bodenbenderi , Lias of 
Portezuelo, Argentine Republic, Beiirendsen, Z. geol. Ges. xliii, p. 382, 
fig. ; +C. conradi , Cretaceous Syria, Whitfield, Bull. Am. Mus. Nat. 
Hist, iii, p. 428, fig. ; +0. de-stef ani, Oligocene of Sicily, Ciofalo, Atti 
Acc. Gioen. ii, p. 89, fig. ; t(7. glabrum, acute- costatum , fraasi , notlingi , 
cequisulcatum, aciforme, n. spp., Cretaceous of Syria, Blanckenhorn, 
(21) pp. 110-115, figs. ; +C. margaritce , Senoniart of Friuli, Tommasi, 
Atti 1st. Venet. vii, n, p. 1096, fig. : n. spp. . 
w Cyrbasia , n. n. for Tiarclla, Cossmann, wow Swainson ; Harris & 
Burrows, (168) p. 112. 
Epetrium , n. n. for Stylia, Jousseaume, won Robineau-Desvoidy ; 
Harris & Burrows, (168) p. 112. 
iMesostoma cancellatum , nodosum , alternans , conicum , pusillum , gracile , 
n. spp., Lower Oligocene of N. Germany, Koenen, Abh. Geol. special- 
karte Preuss. x, Hft. 3, pp. 699-707, figs. 
* Ogivia, n. n. for Metalepsis , Jousseaume, non Grote; Harris & 
Burrows, (168) p. 112. 
tPotomeJes? distortus , n. sp., Cretaceous of Syria, Whitfield, Bull. 
Am. Mus. Nat. Hist, iii, p. 429, fig. 
^ Teleostoma , n. n. for Pterostoma, Deshayes, non Germar ; Harris & 
Burrows, (168) p. 112. 
t Triforis bigranosa , praelonga , elatior , vermicularis , n. spp., Lower Oli- 
gocene of N. Germany, Koenen, Abh. Geol. specialkarte Preuss. x, 
Hft. 3, pp. 688-694, figs. 
fFerfogrns coloratus , n. sp., Cretaceous of Syria, Whitfield, Bull. Am. 
Mus. Nat. Hist, iii, p. 429, fig. 
Nerineidj:. 
t Nerinca ( Ptygmatis ) brevivoluta , n. sp., Inf. Oolite of Britain, Hudle- 
ston, Pal. Soc. p. 225, fig. ; tiV. subgigantea , , cedrorum , uniplicata , 
1891. [VOL. XXVIII.] D G 
