PARASITIC WORMS— LEIPER AND ATKINSON. 



59 



C. 1 Form previously recorded elsewhere and now found within the Antarctic Circle. 



CESTODA :— 



TetrabotJirius cylindraceus (Rud.), 1819 



D. New species, f collected in the Antarctic Zone. 



NEMATODA :— 



(Host, Megalestris maccormicJci). 



*Kathleena seotti . 

 ACANTHOCEPHALA : 



* EchinorJiyncJius campbel I i 



* ,, rennicJc! . 

 ,, debenhami 



TREMATODA 

 *Hem!urus oatesi . 

 * Aponurus bowersi 

 *Lepodora garrardi 

 * Podocotyle pennelli . 

 *AHocreaddum fowleri . 

 CESTODA :— 



* DibotJiriocephalus lashleyi 

 ,, archeri 

 * Diphyllobothrium rufum 

 *Oriana wilsoni 



* TetrabotJirius wrigJiti 

 * Anilioboihrium wyatti 



(Host, Diomeden inelanopJirys). 



(Host, Trematomus bernacchii). 

 ( )' u jj )• 



( ?3 1) 5J )• 



(Host, Trematomus bernaccMi). 



( „ „ )• 



( „ „ )• 



( „ „ „ )• 



(Host, Leptonychotes iveddelli). 

 ( „ „ „ )• 



( JI )) !) )■ 



( ,, Palaenoptera borealis). 



( ,, Pygoscelis adeliae). 



( ,, Trematomus bernacchii). 



E. Forms collected in Tropical and Temperate Zones during the voyage of the " Terra Nova.'' 

 ( 1 ) Previously recorded : — 



CESTODA 



Abothros carcharias, Welch., 1876 

 TetrabotJirius Jieteroclitus, Dies., 1850 



(2) New species. 

 CESTODA :— 



* TetrabotJirius creani 



(Host, OarcJiarias sp.). 

 ( ,, Puffinus cinereus). 



(Hosts, Trinidad Petrels, CEstrelata trinitatis and OE. 



arminjoniana). 

 (Host, CE. trinitatis). 



( „ )■ 



( ,, Frigate Bird, Fregata aquila or F. ariel). 

 ( ,, Sooty Alhatros, PJioebetria palpebrata). 



* ,, aicJiesoni 



* ,, catherinae .... 



* ,, priestleyi 



* ,, nelson! 



(3) Undetermined. 

 CESTODA :— 



TetrarTiyncJius (larva) (Host, Lepidopus caudatus). 



F. New Genera. 



NEMATODA 



(1) Grassicauda Genotype, Filaria, crassicauda, Creplin, 1829. 



(2) Terranova ,, Terranova antarctica, Leip. and Atk., 



1914. 



(3) KatJileena Genotype, Ascaris osculata, Rud., 1802. 



CESTODA :— 



(4) Orin mi Genotype, Or! ana wilsoni, Leip. and Atk., 1914. 



G. In Trematomus bernaccJiii caught in icehole-traps were found the developmental stages of Corynosoma 



Jiamanni, DibotliriocepJialus spp. and Ascarids, which attain maturity in the Antarctic Seals. 



f Diagnoses of these new species have already been published in the Proceedings of the Zoological 

 Society, 1914, pp. 222-22G. 



