146 



FLABELLIFERA • CIROLANIDAE 



Figure 65. Arubolana aruboides: A, 6,B, pereopod 1; C, pereopod 2. Arubolana imula: 

 D, 9. Arubolana parvioculata: E, 6; F, pleopod 2, 6. 



Colopisthus Richardson, 1902 



DIAGNOSIS Cephalon broader than long, becoming triangular between an- 

 tenna! bases. Pleon consisting of three short free pleonites (often obscured 

 beneath pereonite 7), plus triangular pleotelson. 



