I. '08. 148 



of water and has also been found in the Bay itself. The other 

 records are : — 



Helga. 



S. 337— 30/11 /'05.— 4 miles N.E. of Howth Head, Co. Dublin. 



13-17 fathoms. Trawl. Temperature at 16 fathoms 



7-7° C— Three. 

 S. 350— 5/12 /'05.—li miles N.E. of Clogher Head, Co. Dublin. 



10 fathoms. Trawl. Temperature at 9 fathoms, 8"8° C. — 



Four. 

 W. 50— 13/2/'06.— Blacksod Bay, Co. Mayo. ^-^ fathoms, 



Trawl. Temperature at 4 fathoms, 5*4° C. — One. 

 W. 58— 10/9 /'06— Off Minard, Dingle Bay, Co. Kerry. 10 



fathoms. Trawl — Twenty-one. 

 S. 466— 17/10 /'06.— 2 miles E. of Drogheda, Co. Louth. 8-10 



fathoms. Trawl — One. 

 S. 493— 19/2 /'07.—li miles E. of Drogheda, Co. Louth. 5i-8 



fathoms. Trawl — Three. 



Also found in small numbers at Ballynakill and Bofin Har- 

 bours, Co. Gal way. 



In addition to these, the species has been recorded from 

 Port Magee and Lough Kay, off Valencia Island (Walker), 

 and there are specimens in the Dublin Museum from Sea- 

 point, Co. Dublin and from Smerwick, Dingle and Eound- 

 stone Harbours. 



Vertical range. — Littoral to 22 fathoms (Metzger). 



Philocheras sculptus (Bell). 



PI. XXI, figs. 6, a and b. 



Craiujon sculptus, Bell, 1853, fig., p. 263. 

 Aegeon scvAptiis, Kinahan, 1861, fig. 9. 

 Crangon sculptus, Heller, 1863, PI. viii, fig. 14. 



Rostrum much broader at apex than at base, dorsally hol- 

 lowed and apically emarginate. 



Carapace with a distinct median carina and two pairs of in- 

 distinct lateral carinae, the median bearing two stout spines, 

 one close l)ehind the rostrum and the other situated about one- 

 third the hjngth of the carapace from the posterior edge. In 

 addition to these there are also in the median line two much 

 smaller spines or tubercles, one placed between the two 

 large spines and the other behind the posterior spme. First 

 lateral carina of carapace represented by short obscure ridges, 

 usually five in number, which are not produced anteriorly in 

 the form of spines ; sc^cond lateral carina consisting of two 

 ridges, the foremost of which is prominent, sharply carinate, 

 and produced anteriorly to a spine which is slightly in advance 

 of the foremost spine of the median line. There are also four 



