352 



FISHERY BULLETIN OF THE FISH AND WILDLIFE SERVICE 



Rhinebolhrinm flexile Linton, 1890. 



Host: Dasyatis sabina, southern sting ray; Dry Tortugas 

 (Linton). 

 Echeneibothrium minimum van Beneden, 1850. 

 Host: Dasyatis sabina, southern sting ray; 

 Christi Bay (Seamster). 

 Anlhobothrium laciniatum Linton, 1890. 



Hosts: Hypoprion breviroslris; Dry Tortugas 

 Carcharinus leucas, cub shark; Dry Tortugas 

 Anlhobothrium variabile (Linton, 1890) Southwell, 

 Host: Dasyatis sabina, southern sting ray; Dry ' 

 (Linton). 

 Anthobolhrium sp. 



Host: Dasyatus sabina, southern sting ray; 

 Christi Bay (Seamster). 



Family ONCHOBOTHRIIDAE 



Corpus 



(Shuler) ; 

 (Linton). 

 1, 1925. 

 Tortugas 



Corpus 



Acanthobothrium brevissime Linton, 1909. 



Host: Dasyatis sabina, southern sting ray; Dry Tortu- 

 gas (Linton). 

 Acanthobothrium coronatum (Rud., 1819) van Beneden, 

 1850 (=Onchobothrium torlum Linton, 1916). 

 Host: Stoasodon narinari, spotted sting ray; Dry Tor- 

 tugas (Linton). 

 Acanthobothrium sp. 



Host: Dasyatis sabina, southern sting ray; Corpus 

 Christi Bay (Seamster). 

 Thysanocephalum thysanocephalum (Linton, 1889) Braun, 

 1900. 

 Host: Galeocerdo cuvier, tiger shark; Dry Tortugas 

 (Linton). 

 Thysanocephalum rugosum Chandler, 1942. 



Host: Galeocerdo cuvier, tiger shark; Englewood, Fla. 

 (Chandler). 

 Cylindrophorus lasius (Linton, 1890) Southwell, 1925. 

 Host: Carcharinus leucas, cub shark; Dry Tortugas 

 (Linton). 

 Cylindrophorus exceptus (Linton, 1924) Southwell, 1925. 

 Host: Carcharinus leucas, cub shark; Rockport, Tex. 

 (Seamster). 

 Pedibothrium globicephalum Linton, 1909. 



Host: Ginglymostoma cirratum, nurse shark; Dry Tor- 

 tugas (Linton>. 

 Pedibothrium longispine Linton, 1909. 



Host: Ginglymostoma cirratum, nurse shark; Dry Tortu- 

 gas (Linton). 



Pedibothrium brevispine Linton, 1909. 



Host: Ginglymostoma cirratum, nurse shark; Dry Tor- 

 tugas (Linton). 

 Platybothrium hypoprioni Potter, 1937. 



Host: Negaprion breviroslris, yellow shark; Dry Tortugas 

 (Potter). 

 Onchobothrium sp. Linton, 1907. 



Host: Stoasodon narinari, spotted sting ray; Dry Tortu- 

 gas (Linton). 



Family PROTEOCEPHALIDAE 



Proteocephalus auslralis Chandler, 1935a. 



Host: Lepisosteus osseus, long-nosed gar; Galveston 

 Bay (Chandler). 



Proteocephalus elongatus Chandler, 1935a. 



Host: Lepisosteus osseus, long-nosed gar; Galveston 



Bay (Chandler). 

 Scolex pleuronectis Muller, 1788 (=S. polymorphus Rud., 



1819, of many writers). 



A larval form in intestine, cystic duct, or gall bladder 

 of many teleost fishes including Epinephelus striatus, 

 Auxis thazard (not a Gulf fish; probably Euthynnus allet- 

 teratus), Mycteroperca bonaci, Lutjanus griseus, and Ocyurus 

 chrysurus at Dry Tortugas (Linton), and Galeichthys felis 

 and Bagre marina from Galveston Bay (Chandler). 



TRYPANORHYNCHA 



Family TENTACULARIIDAE 



Nybelinia palliata (Linton, 1924) Joyeux and Baer, 1936. 

 Host: Sphyrna zygaena, hammer-head shark; Engle- 

 wood, Fla. (Chandler). 



Family EUTETRARHYNCHIDAE 



Eutetrarhynchus lineatus (Linton, 1909) Dollfus, 1942. 

 Host: Ginglymostoma cirratum, nurse shark; Dry Tor- 

 tugas (Linton, Shuler). 



Family OTOBOTHRJIDAE 



Otobolhrium penetrans Linton, 1907. 



Hosts: Carcharinus leucas, cub shark; Dry Tortugas 

 (Linton); Carcharinus limbatus, spot-fin ground 

 shark; Scoliodon terrae-novae, sharp-nosed shark; Dry 

 Tortugas (Shuler). 

 Otobolhrium curium (Linton, 1909) Dollfus, 1942. 



Hosts: Galeocerdo cuvier, tiger shark; immature, 

 Mycteroperca bonaci, black grouper; Epinephelus 

 striatus, Nassau grouper; Dry Tortugas (Linton). 

 Otobolhrium crenacolle Linton, 1890. 



Host: Carcharinus leucas, cub shark; Dry Tortugas 

 (Linton). 

 Poecilancislrium robustum (Chandler, 1935b) Dollfus, 1942. 

 Hosts: Im. Cynoscion nebulosns, spotted sea trout; 

 Galveston Bay (Chandler) ; also abundant in Pogonias 

 cromis on Texas coast (Chandler, unpublished). 

 Diploolobolhrium springeri Chandler, 1942. 



Host: Sphyrna tudes, hammer-head shark; Englewood, 

 Fla. (Chandler). 



Family DASYRHYNCHIDAE 



Dasyrhynchus variouncinatus (Pintner, 1913) Pintner, 1928 

 (=Tentacularia insignis (Linton, 1924) Shuler, 1938; 

 Dasyrhynchus insigne Chandler, 1942). 

 Host: Negaprion breviroslris, yellow shark; Dry Tor- 

 tugas (Linton, Shuler). 



Callitelrarhynchus gracilis (Rud., 1819) Dollfus, 1942 

 ( = Rhynchobothrium speciosum Linton, 1897; Tentacu- 

 laria lepida Chandler, 1935a; Tentacularia pseudodera 

 Shuler, 1938). 

 Hosts: Negaprion breviroslris, yellow shark; Dry 

 Tortugas (Shuler) ; Im., Epinephelus slrailus, Nassau 

 grouper, Mycteroperca bonaci, black grouper, M. 

 venenosa, yellow-fin grouper, Lutjanus griseus, gray 

 snapper; Dry Tortugas (Linton); Galeichthys felis, 

 gaff-topsail catfish, Bagre marina, sea catfish; Gal- 

 veston Bay (Chandler). 



