pectunculus

pectunculus

(pĕk-tŭn′kū-lŭs) [L., little comb]
One of the tiny longitudinal ridges on the sylvian aqueduct of the brain.
References in periodicals archive ?
Glycymerididae###Glycymeris pectunculus (Linnaeus,1758)###-###22###-###-###-###-###-###-###-###2
As they converge at the umbo of each Pectunculus shell, the hatching is redoubled to emphasize the somewhat darker nub where the valves are joined.
The most numerous species represented are Ostrea edulis, Murex trunculus, Murex brandaris, Cardium edule, Tapes decussatus, Pectunculus pilosa, and Patella vulgata.
80 Ka calBP, and are related to the stripped hyaena (Hyaena hyaena prisca), a species of warm climate coexisting with the warmwater species Patella safiana and Pectunculus bimaculatus which existed in the 5-8 m a.
Trata-se de especie de clima quente, ja entao uma reliquia a nivel europeu, compativel com a ocorrencia, no cordao conglomeratico formado ao longo do litoral da serra da Arrabida a 5-8 m de altitude, contemporaneo daquele deposito, de Patella safiana, especie de aguas quentes, que actualmente nao ultrapassa a latitude do litoral atlantico marroquino, acompanhada de Pectunculus bimaculatus, de distribuicao mediterranea.
The following are the recorded bivalves encrusted by serpulid worms: Pinctada margaritifera, Trapezium sublaevigatum, Mactra rochebrunei; Anadara antiquata, Glycymeris pectunculus, Barbatia setigera, Brachidontes variabilis, Madiolus cf.
In the present study, abrasion is seen in the loss of surfaces ornamentation such as growth lines and radial ribs of the following bivalves and gastropods: Glycymeris pectunculus, G.