Redescription of the poorly known planktonic copepod
Pontellopsis lubbockii (Giesbrecht, 1889) (Pontellidae) from the Eastern Tropical Pacific with a key to species
1.El Colegio de la Frontera Sur (ECOSUR), Av. Centenario Km 5.5, A.P. 424, Chetumal, Quintana Roo 70014, Mexico ; 2.Centro Universitario de la Costa Sur (CUCSUR), Universidad de Guadalajara. San Patricio Melaque, Jalisco, Mexico