C. atlantida Cook, 1967 |
rhombic |
granular |
beaded |
convex |
- |
I |
rhombic |
bell-shaped |
- |
- |
immersed/with rectangular lip |
C. bassleri Hastings, 1947 |
rhombic |
smooth |
smooth |
convex |
- |
I |
hexagonal |
subtriangular |
- |
- |
immersed/semicircular |
C. bafouri Matsuyama, Titschack, Baum & Freiwald, 2015 |
hexagonal |
smooth |
beaded |
convex |
- |
- |
- |
- |
- |
- |
immersed/with rectangular lip |
C. brasiliensis Winston, Vieira & Woollacott, 2014 |
hexagonal |
granular |
beaded |
convex |
- |
I |
hexagonal |
subtriangular |
+ |
- |
immersed/oval to circular |
C. clavata (Busk, 1884) |
rhombic |
granular |
beaded |
convex |
+ |
F |
semicircular |
semicircular |
- |
+ (hexagonal) |
immersed/circular, with rectangular lip in later astogeny |
C. cookae Lopez de la Cuadra & García-Gómez, 1996 |
hexagonal |
granular |
beaded |
convex |
- |
I |
hexagonal |
subcordate |
- |
- |
immersed/with rectangular lip |
C. crassa Wood, 1844 |
hexagonal |
granular |
? |
convex |
+ |
I |
rhombic |
subtriangular |
- |
+ (rhombic) |
immersed/semicircular |
C. diffusa Robertson, 1905 |
hexagonal |
granular |
beaded |
convex |
+ |
F |
quadrangular |
semicircular |
- |
- |
immersed/oval |
C. elongatoides Bassler, 1936 |
hexagonal |
granular |
? |
convex |
- |
F |
circular |
semicircular |
- |
+ (with larger opesial condyles) |
immersed/with semicircular lip |
C. fistulosa (Linnaeus, 1758) |
rhombic/hexagonal |
granular |
beaded |
convex |
- |
F |
quadrangular to rounded |
semielliptical |
+ |
- |
immersed/circular, with rectangular lip in later astogeny |
C. harmelini d’Hondt, 1973 |
hexagonal |
smooth |
beaded |
convex |
- |
F |
semicircular |
semicircular |
- |
- |
immersed/with rectangular lip |
C. louisorum Winston & Woollacott, 2009 |
hexagonal |
granular |
beaded |
convex |
- |
I |
hexagonal |
triangular |
+ |
+ (with concave proximal rim) |
immersed/circular |
C. normani (Hastings, 1947) |
hexagonal |
granular |
beaded |
convex |
- |
I |
hexagonal |
semicircular |
+ |
- |
immersed/oval to circular |
C. novanglia Winston & Hayward, 2012 |
hexagonal |
granular |
beaded |
convex |
- |
F |
quadrangular |
mushroom-shaped |
+ |
- |
immersed/with rectangular lip |
C. oraneae sp. |
hexagonal |
granular |
beaded |
convex |
- |
I |
hexagonal |
sagittate |
- |
+ (rhombic) |
immersed/with rectangular lip |
C. ornata d’Orbigny, 1842 |
rhombic |
granular |
beaded |
convex |
? |
I |
? |
triangular |
? |
? |
? |
C. paradoxa Hayward & Cook, 1979 |
hexagonal |
granular |
smooth |
convex |
+ |
- |
- |
- |
- |
+ (rhombic, with larger opesia) |
immersed/semicircular |
C. riograndensis Ramalho & Calliari, 2015 |
rhombic/hexagonal |
granular |
beaded |
convex |
- |
I |
hexagonal |
triangular |
- |
- |
immersed/circular |
C. salicornioides Lamouroux, 1816 |
hexagonal |
granular |
beaded |
convex |
+ |
I |
hexagonal |
semicircular |
+ |
- |
immersed/circular |
C. scoresbyi Hastings, 1947 |
hexagonal |
granular |
beaded |
convex |
- |
I |
hexagonal |
triangular |
+ |
- |
immersed/with rectangular lip |
C. sinuosa (Hassall, 1840) |
hexagonal |
granular |
smooth |
straight |
+ |
F |
circular |
semicircular |
+ |
- |
immersed/with rectangular lip |
C. sobrionoi Lopez de la Cuadra & García-Gómez, 2000 |
hexagonal |
granular |
beaded |
convex |
- |
I |
rhombic |
subtriangular |
+ |
- |
prominent/triangular |
C. subtropicalis Vieira, Gordon, Souza & Haddad, 2010 |
rhombic/hexagonal |
granular |
beaded |
convex |
- |
I |
hexagonal |
subtriangular |
+ |
- |
Immersed/semielliptical to subtriangular |
C. triangulata Canu & Bassler, 1925 |
rhombic |
smooth |
? |
straight |
- |
? |
? |
? |
? |
+ (with larger opesia) |
immersed/triangular |