164 
BRITISH MOLLUSCA. 
Hanley, Rec. Shells, i. 244; Brown, III. Conch, t. 31. f. 1, 2, 
ed. 2. 77- t. 23. f. 1, 2; Forbes fy Hanley, Brit. Moll. ii. 180. 
Enc. Meth. Vers, t. 217. f. 3. 
Inhab. New Zealand, & c. Introduced by Mr. C. Willcox as 
naturalized at Portsmouth. 
40. Mytilus Africanus, 
Mytilus Africanus, Chemn. Conch. Cab. viii. 160. t. 83. f. 739-741; 
Forbes fy Hanley, Brit. Moll. ii. 181. 
Myt. Afer, Gmel. S. N. 3358 ; Lamk. Hist . ed. 2. vii. 44 ; Han- 
ley, Rec. Shells, i. 248. 
Myt. ungulatus (jun.), Dillw. Rec. Shells, i. 310 ; Turt. Conch. 
Bid. Ill; Brit. Faun. 164. no. 308; Flem. B.A. 411. 
Moule d’Afrique, Blainv. Man. Malac. t. 64. f. 2. 
Enc. Meth . Vers, t. 218. f. 1 ; Knorr, Helices des Yeux, vi. t. 4. f. 1. 
Xnhab. Africa. Introduced by Hr. Fleming , adhering to vessels 
from African coast. 
41. Lithodomus aristatus. 
Le Ropan, Adans. Seneg. 267 • t. 19. f. 2. 
Mytilus aristatus, Soland. MSS . ; Dillw . R. S. i. 303 (1817); 
Ind. Test. t. 12, Mytilus, f. 8. 
Mytilus lithophagus striatus, J. Sow. Linn . Trans, viii. 274. t. 6. 
f. 2 (1804). 
Modiola caudigera, Lamk. Hist. 1st ed. vi. 116 (1819), 2nd ed. vii. 
27 ; Philippi, Abbild. ii. 149, Modiola , t. 1. f. 5 ; Hanley, Rec . 
Shells, i. 238. 1. 12, Mytilus, f. 8. 
Lithodomus caudigerus. Sow. Gen. Shells, Lithodomus, f. 4 ; 
Reeve, Conch. Syst. t. 99. f. 4. 
Lithodomus Lithophagus, Flem. B. An. 414 ; Thorpe, M. C. 111. 
Callitriche lithodoma, and Callitrichoderma Lithophaga, Poli , ii. 
254,259. 
Lithodomus aristatus, Forbes Sf Hanley , Brit. Moll. ii. 212. 
Ency. Meth . Vers, t. 221. f. 8. 
Xnhab. W. Africa and W. Indies. Occurs in limestone used for 
repairing roads near London. Very rare; Thorpe. 
42. Lithodomus fuscus. 
Mytilus fuscus, Gmel. S. N. 3359, from Lister, Conch, t. 359. 
f. 197; Dillw. Rec. Shells, i. 306; Brown, Wern. Trans, ii. 
513; Turton, Conch. Did. 113; Linn. Trans, iv. 297 ; Ind . 
Test. t. 12. f. 12. 
Modiola cinnamomea, var., Lamk. A. s.V. 2nd ed. vii. 25. 
Mod. fusca, Deshayes, Lamk. 1. c. vii. 28 ; Hanley, Rec. Shells, 
i. 239. 1. 12. f. 12. 
