GULF OF MEXICO 



403 



ported from the Gulf, it seems most likely that it A closely related form is known from the 



will prove to live there also. Panamic region (Doichnuinn, 1941). 



Figure 68: 1-22. — Trachythyonidium occidentale (Ludwig), p. 402. 1-2, tables from skin; 3-4, tables from introvert; 5, rod 

 from tentacle. Lipotrapeza seguroensis Deichmann, p. 404. 6—9, tables from skin ; 10, rod from tentacle; 1 1, rosette) 

 from introvert. Paraph yllophorus parvus (Ludwig), p. 402. 12-13, tables from skin. Neophyllophorus desticatus, 

 (Deichmann), p. 405. 14-15, tables from skin: 16, rosette from introvert. Benlhophyllophorus conchilegiim (Pourtal^s) 

 p. 405. 17-19, tables from skin; 20, table from introvert. Molpadia cubana Deichmann, p. 405. 21, table from skin; 

 22, table from tail. Magnification: X400 Divisions 1/100 mm. 

 2595:^4 O— 54 27 



