XII CONTENTS 



Chapter — Continued 



XII. The holothurians of the Gulf of Mexico — Continued Page 



Dendrochirota 394 



Molpadonia 405 



Apoda 406 



Bibliography 408 



XIII. Annelids and miscellaneous worms. 



Polyehaotous annelids of the Gulf of Mexico. By Olga Hartman 413 



Review of the families 413 



Appendix on some ecological associations 416 



Literature cited 416 



Miscellaneous vermes. By Joel W. Hedgpeth 419 



Echiurida 419 



Sipuneulida 419 



Literature cited 420 



XIV. Arthropods: Xiphosura, Pycnogonida, and Crustacea. 



Xiphosura. By Joel W. Hedgpeth 423 



Pycnogonida. By Joel W. Hedgpeth 425 



Marine Ostracoda. By Willis L. Tressler 429 



Ecology 430 



Ostracoda reported from adjacent regions 436 



Caribbean Sea (off Colon) 436 



West Indies . 436 



Cuba 1. 436 



Bahama Islands 436 



Conclusions 436 



Bibliography 436 



Copepoda. By Waldo L. Schniitt 439 



Cirripedia. The barnacles of the Gulf of Mexico. By Dora Priaulx Henry,. 443 



Mysidacea and Euphausiacea. By Albert H. Banner 447 



Stomatopoda. By Fenner A. Chace, Jr 449 



Decapoda of the Gulf of Mexico. By Ellinor H. Behre 451 



General physiographic regions 451 



Comparison of faunas 453 



Reference collections 453 



Papers of particular reference to Gulf decapods 454 



Biology of commercial shrimps. By Milton J. Lindner and William W. 



Anderson 457 



XV. xMollusks. 



Biology of the spiny lobster. By F. G. Walton Smith 463 



Mollusks. By Harald A. Rehder 469 



Past work done in this area 469 



General 469 



Florida 469 



Alabama-Louisiana 470 



Texas 470 



Mexico 470 



Cuba 470 



Deeper waters 47 1 



Ecology 47 1 



Caribbean Province 471 



Carolinian Province 472 



Deeper waters of the Gulf of Mexico 472 



Bibliography 473 



Cephalopoda of the Gulf of Mexico. By Gilbert L. Voss 475 



Systematic list 477 



Literature cited 477 



Summary of our knowledge of the oyster in the Gulf of Mexico. By Philip 



A. Butler 479 



Oyster reefs of the Gulf of Mexico. By W. Armstrong Price 491 



