Clare Island Survey — Schizopnda, etc. 41 5 



Gastrosaecus spinifer (Goes). — Entrance to Blacksod Bay, 7 fms. Between 



Inishturk and Inishark, surface. Between Innishinny and the Gun 



Bock, Inishbofin, surface. Fahy Bay, Ballynakill, 2 fms. Bound also 



on one occasion in the stomach of a mackerel caught off Cleggan Head. 

 A free-swimming form usually found in the open sea and rarely 



taken in the harbours and bays of the area. 

 G. sanctus (van Beneden). — Bonn Harbour, very abundant, especially at night. 



Ballynakill Harbour, taken on six occasions, and only very young 



specimens. 



The specimens from Bonn Harbour depart from the typical forms in 



being without lobes on the posterior margin of the carapace. 

 G. normani, G. 0. Sars. — One mile outside Bofin Harbour, one specimen. 



Between Bofin and Carrickmahoga Bocks, one specimen. 2| miles S.W. 



by W. of Shark Head, one specimen. 2 miles S.S.W. of Shark Head, 



two specimens. Between Inishturk and Inishark, one specimen. 



An open-sea species, never taken in harbours or sheltered bays. All 



the west of Ireland specimens have upturned lobes on the posterior 



margin of the carapace, and differ in this respect from Mediterranean 



specimens, in which the lobes are absent. All the specimens were 



captured at the surface. 

 Anchialus agilis, G. 0. Sars.— Taken on about a dozen occasions in the open 



seas round Inishbofin, Inishark, Inishturk, and Clare Island, but never 



taken in the harbours or enclosed bays of the district. It is usually 



captured at the surface of the sea. Not previously recorded from the 



area. 

 Heteromysis formosa, S. I. Smith. — Bofin Harbour, 2| fms., three young 



specimens. Not previously recorded from the area. 

 Erythrops elegans, G. 0. Sars. — Fahy Bay, Ballynakill, 2 1'rns., one specimen. 



Not previously recorded from Ireland. 

 Mysidopsis angusta, G. 0. Sars. — North entrance to Ballynakill Harbour, 7 fms., 



one specimen. New to the district. 

 M. gibbosa, G. 0. Sars. — Bofin Harbour, rarely. Ballynakill Harbour not 



infrequently. 

 Leptomysis lingvura, G. 0. Sars. — Bofin Harbour, three specimens on three 



separate occasions. New to the district. 

 Hemimysis lamornae (Couch). — Entrance to Blacksod Bay, 7 fms., two 



specimens. Off Bortlea, Clare Island, in tow-net. 

 Macropsis slabberi (van Beneden). — Ballinakill Harbour, surface, one 



specimen. Bofin Harbour, on three separate occasions, at the surface at 



night. 



