GULF OF MEXICO 



353 



Family LACISTORHYNCHIDAE 



GriUotia perelira (Shuler, 1938) Dollfiis, 1942. 



Host: Negaprion brevirostris, yellow shark; Dry Tortugas 

 (Shuler). 



GriUotia sp. (identified as G. heptanrhi group by Dollfus). 

 Host: Im., Cynoscion nebulosus, Rockport, Tex. (un- 

 published). 



Family PTEROBOTHRIIDAE 



Fterohothnum heleracanthum Diesing, 1850 { = Syndes- 

 mobothrium fillicolle Linton, 1890; Synbolhrium 

 fillicoUe Linton (1897) ; Gymnorhynchus gigas Chandler, 

 1935). 

 Hosts: Dasyalis sabina, southern sting ray ; Dry Tortugas 

 (Linton): Im-, Calamus calamus, saucer-eye porgy; 

 Dry Tortugas (Linton); Galeichthys fetis, gaff-topsail 

 catfish, Micropogon undidatux, croaker; Galveston 

 Bay (Chandler). 



Pterobothrium lintoni (MacCallum, 1916) Dollfus, 1942 

 { = Tetrarhynchus erinaceus Linton, 1897; Gymnorhyn- 

 chus malleus (Linton, 1924; Chandler, 1935). 

 Host : Im., Galeichthysfelis, gaff-topsail catfish ; Galveston 

 Bay (Chandler). 



Incertae Sedis 



Rhynchobolhrium simile Linton, 1909 (possibly a Lacis- 

 torhynchus according to Dollfus, 1942). 

 Host: Ginglymostoma cirratum, nurse shark; Dry 

 Tortugas (Linton). 

 Rhynchobolhrium tenuispine Linton, 1890. 



Host: Ginglymostoma cirratum, nurse shark; Dry 

 Tortugas (Linton). 



Rhynchobolhrium binuncum Linton, 1909. 



Host : Dasyalis sabina, southern sting ray ; Dry Tortugas 

 (Linton). 



Rhynchobolhrium exile Linton, 1909 (probably a Cal- 

 litetrarhynchus according to Pintner, 1931; Dollfus 

 disagrees) . 

 Host: Galeocerdo cuvier, tiger shark; Dry Tortugas 

 (Linton). In addition, various unidentified species 

 of Rhynchobothrium, both adults and larvae, were 

 reported from various fishes from Dry Tortugas by 

 Linton (1909). I'erez Vigueras reported three species 

 of larval Trypanorhyncha from marine teleosts off 

 Havana, Cuba, and Seamster (personal communication) 

 reported a "Tetrarhynchus sp." from Carcharinus 

 leucas off Rockport, Tex. 



PSEUDOPHYLLIDEA 



Family PTYCHOBOTHRIIDAE 



Ptychobothrium belones (Duj., 1845) Lonnberg, 1869 

 (= Dibothrium restiforme Linton, 1891). 

 Hosts: Strongylura notata, needlefish, S. rhaphidoma, 

 houndfish; Dry Tortugas (Shuler). 

 Cleslobothrium crassiceps (Rud., 1819) Luhe, 1899. 



Hosts: Aferluccius bilinearis, silver hake, Chlorophthalmus 

 truculentus, green-eye, Merluccius sp.; Dry Tortugas 

 (Shuler). 

 Bothriocephalus sp. (Linton, 1908) ( = Dibothrium sp., 

 Linton, 1908). 

 Host: Im., Hepseiia stipes, silverside; Dry Tortugas 

 (Linton). 



CYCLOPHYLLIDEA 

 Incertae Sedis 



Glossocercus cyprinodonlis Chandler, 1935 (probably 

 Dilepididae) . 

 Host: Im., Cyprinodon variegaius; Galveston Bay 

 (Chandler). 

 Cysticercoides menidiae Chandler, 1935. 



Host: Im., Menidia berrylina peninsulae, silversides; 

 Galveston Bay (Chandler). 



Note.— Bibliography follows chapter on Nematoda, p. 358. 



