300 THE FAUNA OF THE EXE ESTUARY. 



List of Species. Shore Collecting. 



July 16th, 1901. 

 POLYCH.ETA. 



Nereis diversicolor. Numerous, | Nephtlij's Homliergii. One. 



large. I Areuicola marina. Very common. 



CRUSTACEA. 

 Crangon vulgaris. Small, common. | Macromysis flexuosa. Many. 



Mytilus edulis. Several attached to 



stones. 

 Cardium edule. Common. 



MOLLUSCA. 



Tellina baltliica. One. 

 Scrobicularia piperata. Common. 

 Littorina littorea. Not uncommon. 



PISCES. 



Gobius minutus. Small, common. 



Station 4. GIUA^EL BETWEEN POWDEKHAM AND 

 STARCROSS. 



Between Station 3 and Starcross, close to the railway embankment, 

 the ground is composed of muddy gravel, and the Polychcete fauna 

 increases in richness. The estuarine Nereis diversicolor is still abundant, 

 Lanice conchilega becomes plentiful, whilst Arenicola marina, the ground 

 being gravel, is not so common. 



List of Species, Shore Collecting. 



September 2nd, 1901. 



POLYCH.ETA. 



Nereis diversicolor. Very common. 

 Neplitliys Homljergii. Several. 

 Glycera convoluta. Several. 

 Phyllodoce teres. Two. 



Scoloplos armiger. A few. 



Arenicola marina. A few. 



Lanice concliilega. Conunon. 



Melinna adriatica. Two. 



MOLLUSCA. 



Cardium edule. Conunon. I Scrobicularia piperata. Not un- 



Telliua baltliica. One. I common. 



Station 5. SAND BANK ABOVE STARCROSS. 



On the bank of clean fine sand outside the gravel of Station 4 the 

 characteristic species of the upper parts of the estuary almost dis- 

 appear, and we get a typical fauna characterised by Nephthys cirrosa, 

 Phyllodoce teres, JSteone piisilla, Haustorius arenarius, and Tellina 

 tenuis 



