202 MESSES. B. HERON- ALLEN AND A. EARLAND ON THE 



(b) A small sample of washings from Invertebrata preserved in alcohol. Same 

 label and date, " 5-10 f ms." Residue after washing, 3-4 cc. Very few Foraminifera. 

 113 spp. and vars. 

 Noteworthy form : Lagena semilineata. 



No. 4. (Label) " Loch Sunart. Dredging, 12 fms. 15 July, 1913." 



(a) A solid lump (3| lbs.) of light grey sandy mud, with fragments of mollusca. 

 Bulk, 1000 cc. Very sticky, difficult material. First residue after washing, 525 cc. 

 Floatings (rich),' 9 cc. Soaked for ten days. Second residue after washing, 348 cc. 

 Floatings (very rich), 11 cc. The finest and richest of the ' Runa ' 1913 dredgings. 

 203 spp. and vars. 



(See Rep. Liverpool Marine Biol. Com. 1913, p. 27.) 



(b) A small sample of mud washed from Invertebrata preserved in alcohol. Residue 

 after washing (matted with byssus and algal refuse), 25 cc, fairly rich. 



Noteworthy forms : Spiroloculina acutimargo var. concava, Valvulina conica, Suli- 

 mina echinata, Bolivina tortnosa, Lagena aspera, striato-punctata, falcata, and 

 reniformis, Nodosaria calomorpha and proxima, Lingulina carinata var. bicarinata 

 and var. seminuda, Frondicularia spathulala. 



No. 15. (Label) " Coralline sand. South entrance to Tobermory Bay, Mull. Low 

 water to 1 fm. 10 Aug. 1913." 



A large bag of very light dredge-debris, 5^ lbs., sponges, calcareous algae, molluscan 

 fragments, and small black worn pebbles with adherent Foraminifera. Principally 

 calcareous algae. Finer material, through 1/10 sieve, 1260 cc. (2^ lbs.). Floatings 

 (poor), 16 cc. (a mass of dried Copepods and Isopods). 71 spp. and vars. 



Noteworthy forms : Ammodiscus shoneanus, Lagena orbignyana var. tcalleriana, 

 Discorbina orbicularis. 



No. 2. (Label) " Sound of Mull. Dredging, 20 fms. 12 July, 1913." 



A solid block of dried black mud with molluscan fragments. Bulk (by displace- 

 ment), 254 cc. When wetted, a sticky plastic clay. Soaked ten days in water 

 and boiled in soda. Residue after washing shells and small stones 5 cc. ; fine material 

 (rich) 5 cc. 102 spp. and vars. 



Notable for abundance of Ammodiscus charoides (J. & P.). 



(See Rep. Liverpool Marine Biol. Com. 1913, p. 26, fig. 10.) 



Noteworthy forms : Cornuspira angigyra, Lagena spumosa. 



No. 7. (Label) " Gott Bay, Tiree. Shore-scraping. Low water. 23 July, 1913." 



A light grey, highly molluscan, fine sand, 1680 cc. Floatings, 21 cc. (pure Forami- 

 nifera). Elutriation, 30 cc. (almost pure Foraminifera). Coarse sittings, almost pure 

 Massilina secans (d'Orb.) and Truncatulina lobatula (d'Orb.). 66 spp. and vars. 

 Noteworthy form : Globigerina infiata. 



