SYKES: MOLLU.SCA OF " POKCUPINK " EXPEDITIONS. 329 



PERACLE, Forbes. 

 Peeacle keticulata, D'Orbigny. 

 Atlanta reticulata, D'Orbigny: Voy. Amer. Merid., vol. v, p. 178. 

 Peraclis reticulata, D'Orbigny : Pelseneer, " Challenger " Rep., 

 Pteropoda, pt. ii, p. 34; Tesch, Thecosomata, etc., Siboga 

 Exped., p. 15. 



" Porcupine " Expedition, 1870, Station 56 ; off Jijeli, 40-80 

 fathoms. 



Distribution. — Atlantic and Pacific Oceans. 



Peeacle diteksa (Monterosato). 



Spirialis diversa, Monterosato : Atti Ace. Palermo, vol. v (1875), p. 50. 



Peracle diversa, Monterosato: Nomencl. Conch. Medit., 1884, p. 152; 

 Locard, Exped. 8cient. Trav. Talisman, vol. i, p. 29, pi i' 

 figs. 4-6. ^ 



PeracUs lispinom, Pelseneer: " ChaUenger " Rep., Pteropoda, pt. ii 

 p. 36, pi. i, figs. 9, 10. 1 ' 1 ' 



" Porcupine " Expedition, 1869, Station 23^; 1870, Stations 16, 

 17, 24. ' 



Distrihution. — Atlantic and Mediterranean. 



I am unable to separate the form described by Mons. Pelseneer from 

 specimens of P. diversa, identified by the author. 



CLIO, L. 



One or two single specimens have proved to be unidentifiable. 



Clio conica (Eschscholtz), 

 Creseis conica, Eschscholtz: Zool. Atlas, Heft iii, p. 17. 

 Clio conica, Eschscholtz: Pelseneer, "ChaUenger" Rep., Pteropoda 

 pt. ii, p. 50. 1 ' 1 . 



"Porcupine" Expedition, 1870, Station 56. 



Distribution.— Atlantic and Pacific Oceans, and Mediterranean Sea. 



Five specimens, identified by Mr. Marshall. 



Clio cuspidata (Bosc). 

 Hi/alma cuspidata, Bosc : Hist. Nat. Coquilles, vol. ii, p. 241. 

 Clio cuspidata, Bosc : Pelseneer, " Challenger" Rep.,' Pteropoda, pt. ii, 



p. 66; Tesch, Thecosomata, etc., Siboga Exped., p. 30. 

 Cleodora cuspidata, Bosc : Locard, Exped. Scient. Trav. TaHsman, 



vol. i, p. 16. 



" Porcupine " Expedition, 1869, Stations 23*, 28; 1870, Station 15 

 (at surface, live). 



JJistribution.—kilsintic and Indian Oceans, and Mediterranean Sea. 

 Tertiary of South Europe. 



Jefireys notes under Station 15: "Dredge came up quite empty; 

 the scoop captured some live specimens of Clio cuspidata.'' He also 

 gives the following notes on the animal, which seem of interest : 

 "Body milk-white, except the mouth and viscera, which are of 

 a pui-phsh-brown colour. No eyes. Foot-lobes large, leaf-like, and 

 palmated, of a parenchymous texture. The head is protected by 



