PUERTO RICAN COPEPODS — GONZALEZ AND BOWMAN 293 



Figure 11. — Acartia lilljehorgii Giesbrecht: a, P5, male. Acartia spinata Esterly: b, P5, 

 female. Acartia tonsa Dana: c, female, dorsal; d, male dorsal; e, P5, female;/, P5, male. 

 Tortanus compernis, new species: g, Mxp. 



Figure 10 (p. 292). — Acartia lilljeborgii Giesbrecht: a, female, dorsal; b, male, dorsal; c, 

 PedSeg 5 and urosome of female, lateral; d, proximal segments of female Al, ventral; e, 

 P5, female. Acartia spinata Esterly: /, female, dorsal; g, male, dorsal; h, Al, female; i, 

 proximal segments of Al, female. 



