Cytology reveals diverse cell morphotypes and cellin-cell interactions in normal collector sea urchins Tripneustes gratilla - Work, Thierry; Millard, Elena; Mariani, Daniela; Weatherby, Tina; Rameyer, Robert; Dagenais, Julie; Breeden, Renee; Beale, Allison (Diseases of Aquatic Organisms, 2020)