JIOLLUSCA. 89 



in Plate VII. figs. 13 & 14, and the ova after deposition in 

 fig. 15. 



Doris aspem, Alder & Hancock ; A. & H. B. Nud. M. fam. 1 , 

 pi. 9. f. 1-9. 



Common under stones in pools near low-water mark. 



Doris bilamellata, L. ; A. & H. B. Nud. M. fam. 1, pi. 11. 

 Abundant between tide-marks at all times ; in swarms in 

 March. 



Doris pilosa, Muller ; A. & H. B. Nud. M. fam. 1, pi. 15. 

 Common at all seasons between tide-marks. 



Class CEPHALOPODA. 

 Order Dibranchiata, Owen. 



Fam. 1. Teutliidse, Owen. 



Genus 1. Ommatostrephes, D'Orbigny. 



Otnmatostrephes todarus, Delle Chiaje, Mem. An. s. Vert. 

 Nap. iv. Mem. ii. tav. 60. 



Frequently thrown in numbers on the West Sands, especially 

 after April storms. 



Genus 2. LOLIGO, Schneider. 



Loligo vulgaris, Lamarck. Jeffreys, Brit. MoU. v. p. 130, 

 pi. 5. f. 2. 



The shells are sometimes found in the stomachs of codfisii. 

 The spawn of this species is frequent. 



Genus 4. Sepiola, Rondelet. 



Sepiola Rondeletii, Leach. Op. cit. v. p. 136, pi. 6. f. 2. 



The sole specimen occurred in the stomach of a flounder. 



