B ^ m i^ m n m (^ )n) (s^) 



Subord. 2. MYTILACEA. 



^'HSl@ Hft K ® 



Fam. 3. MYTILIDAE. 



m H ^^ n^ K n 



75. Myiilus crnssitestafus LiSCH. 



J. M. C, I, p- 151. P^ 11. f- 1.2. 



Nom. Jap. Igai (Mokuhachi, IV, 10.) 



Dist. Hokkaido (1627); Torcakomai (1628); Aoniovi (1629); Nobim 

 (1630) ; Watanoba (1631) ; Echigo (1632) ; Sagami (1636) ; Misaki 

 (1635) ; Yokosuka (1634) ; Owari (1637) ; Fnkura, Awaji (Hir.) ; 

 Kasbiwajima (6293) ; Yamagucbiken (1638.) 

 (76.) Mfjiiliis ffignnfeus HoLMBEEG. 



Bull Soc. Imp. Nat. Moscou, 1862, p. 422, pL 11, f. 12. 



Nom. Jap. Do. 



Dist. Inland Sea (Stearus) ; Nagasaki (Liscb.) 



(Tbis seems to be tbe adult of crassitestatus Liscb.) 



77. Mytilus hirsutus LAivr. 



C. Icon, f. 8 ; Concb. Cab., p. 40, pi. 7, f. 6. 

 Nom. Jap. Kegai (Mokubachi, IV, 17.) 



Dist. Sagami (1640) ; To3a (1641) ; Ya, Tosa (6303) ; Fukura (6183) ; 

 Hirado (6462) ; Omura, Hizen. 



78. Mi/tilus afrafus LiscH. 



J. M. C, II, p. 146, pi. 10, f. 4,5 ; Modiola aterrima Dall., Am. Journ. 



Concb. VII, p. 154; Concb. Cab., p. 71, pi. 24, f. 3-6. 

 Nom. Jap. Kurogacbi (Mokubacbi, IV, 18.) 

 Dist. Biccbu (4501) ; Fukura (6151.) 



79. Jlyfiliis etlulis LixN. 



C. Icon, f. 33, a, b. 



Nom. Jap. Murasaki-igai (Hir.) 



Dist. Hokkaido (6190, 6191) ; Cbisbima (4502.) 



80. Mi/filt(s fjr<ti/aniis Dkr. 



