28G REV. E. B. WATSON ON THE 



108. Donax trunculus, 1767, Linne, Syst. Nat. p. 1127: G-wyn 



Jeffreys, B. C. n. 407 ; & v. 188, xlii. 7. Sab. Prom Channel 

 Islands to Mediterranean, and (me ipso teste) both Canaries 

 and Mogador. ( Jn., W.) Porto Santo, &c. Not unfrequent 

 as single valves. 



109. Donax venustus, 1791, Poli, Test. Sicil. n. xix. 23, 24; 



Bbmer in Mart. <fc Chemn. Conch. -Cab. 2nd ed. x. pt. 3, 

 p. 31, vi. 10-20. Sab. Mediterranean. (Jn., W.) Prom 

 Punchal along South coast, also Porto Santo. Common. 



110. Doridium laurentianum, 1897, Watson, antea, p. 237. 



111. Doridium maderense, 1897, Watson, antea, p. 238. 



112. Emarginula Jissura, 1767, Linne (as Patella), Syst. Nat. 



p. 1261 : G-wyn Jeffreys, B. C in. 259, vi. 3 ; & y. 200, lix. 2. 

 Sab. Prom Pinmark to Mediterranean and Canaries. 

 (M., L., Jn., W.) Everywhere ; very common, in every form 

 of transition to Semperia Paivana, Crosse, Jour, de Conch. 

 1867, p. 76, ii. 2. 



113. Pmarginula Suzardi, 1826, Payraudeau, Moll. Cors, p. 92, 



pi. v. 1, 2 ; Lamarck ed. Desh. vn. 5S7. no. 11 ; Eeeve, 

 Conch. Icon. sp. 4; Grwyn Jeffreys, Lightn. & Porcup. 

 Moll., P. Z. S. 1882, p. 679. no. 5. Sab. Mediterranean. 

 (L., W.) Punchal, Punta de Sao Lourenco, Porto Santo. 

 Not common. 



114. Emarginula tenera, 1878, Monterosato, Enum. & Synon. 



p. 19 (the name alone) ; id. Nomenclatura, p. 36 ; Locard, 

 Malac. Pran§. p. 337 ; Watson MS., E. alba. — This species 

 stands much in need of description and figure It is small, 

 translucent, white, high, well-rounded, with about 30 strong 

 ribs and occasional weaker intermediate ones, with small 

 sharp cross-bars and deep lattice-like depressions, having a 

 long, narrow, square-cut, sharply bordered slit ; the top is 

 incurved and a little depressed, and directly overhangs the 

 extreme front edge. L. 011. B. 0065. H. 005. Sab. 

 Bay of Biscay, Mediterranean. (W.) Almost everywhere ; 

 not rare. 



115. Eulhna badia, 1897, Watson, antea, p. 258. 



116. Eulimafulva, 1897, Watson, antea, p. 256. 



117. Eulima inconspicua, 1897, Watson, antea, p. 260. 



118. Eulvma intermedia, 1842, Cantraine, Malac. Med. Suppl. 



(p. 40 ?), Bull. Bruxelles, p. 14 (?) : G-wyn Jeffreys, B. C. 

 iv. 203; & v.214,lxxvii. 5. {Note. — Sars's shell, Moll. Norv. 



