A Monograph on the Sub-class Cirripedia (Volume 2 of 2) / The Balanidæ, (or Sessile Cirripedes); the Verrucidæ, etc., etc.

by Charles Darwin

10. Pollicipes politus, Darwin. (‘Lepad.’ Foss. p. 54, Tab. 3, fig. 4.)

P. scutis ferè rhombicis, lævissimis; margine basali cum margine occludente angulum recto majorem formante; margine occludente projecturâ parietali, lineari, minutâ instructo; internâ apicis superficie concavâ.

Foss.—In ‘Gault.’ (?)

11. Pollicipes elongatus, Steenstrup. (Darwin, ‘Lepad. Foss.’ p. 55, Tab. 3, fig. 5.)

P. scutis pæne quadratis; margine occludente et parte inferiori marginis tergo-lateralis rectangulè ad marginem basalem positis; apice obtuso.

Foss.—In Cretaceâ Formatione albâ. Daniâ.

12. Pollicipes acuminatus, Darwin. (‘Lepad. Foss.’ p. 56, Tab. 3, fig. 6.)

P. scutis elongatis, triangulis; margine basali cum margine occludente angulum recto longè minorem formante; internâ apicis superficie concavâ.

Foss.—In Cretaceâ Formatione.

13. Pollicipes Angelini, Darwin. (‘Lepad. Foss.’ p. 56, Tab. 3, fig. 7.)