CHONDRINA 349 



2. Physa gyrina. Say. 



Etyiii. : — Gr. yv^jii/os, Lat. (/ijrinus, a tadpole. 



1821. Physa gyrina : Say, Jouni. Acad. Nat. Sci. Philad., ii, 



p. 171. 

 1834. Physa elliptica : Lea, Trans. Amor. Phil. Soc, N.S. v, 



p. 115, pi. xix, f. 83. 



1840. Physa gyrina, Say : Haldeman, Monog. Freshw. Univ. 



Moll. U.S., pt. 1, Physadse, p. 32, pi. iv, 

 [by err. " iii " iu text], f. 1-6. 



1841. Physa Hildrethiana : Lea, Proc. Amer. Phil. Soc, ii, 



p. 32. (Also Trans. Amer. Phil. Soc, ix, 

 1844, p. 7.) 



Found by P. W. Richards in 1918, in a pond to the west 

 of Cardiff. (J. Davy Dean, Journ. of Conch., xvi, 

 1920, p. 127.) 



Fam. : PUPILLID^. 



(Sub-fam. : Gastrocoptin.e.) 



Genus : 1. CHONDRINA, Reichenbach. 



Etym. : — Lat. dimin. of generic name Chondrus, which is derived 



from the Gr. xo^'Spo-;, a grain of corn. 

 Type : — Bulimus avenaceus, Bruguiere. 

 (Bulimus, Pupa, Helix, vett. auctt.) 



1816. Chondrus [pars] : Cuvier, Rcgne Anim., ii, p. 408. 



1820. Torquilla [pars] : Studer, Natnrw. Anz. Allg. Schweiz. 



Gesell., iii, p. 89. (In reprint, " Syst. Ver- 

 zeichn.," p. 19.) 



1821 . Cochlodonta, subg. 13 of Helix [pars] : FiiRUSSAC, Tabl. syst. 



Liniax;otis, Jan. ed., p. 62 (June ed., p. 58). 

 ''1828. Chondrina : Reichenbach, AUij. Taschenhibliot. Natiirw., 



5. Thl., i, p. 93; ii,' 183G, p. 152. 

 1855. Modicella, subg. of Pupa [pars] : H. & A. Adams, Genera 



Moll, ii, p. 169. 

 "1868. Alloglossa : Lindstrom, Ootids Nutid. Moll, p. 18. 



Section : Solatopupa, Pilsbry. 



Etym. : — Lat. solatus, sunburnt -f Pupa, a genus of Mollusca, 



1917. Solatopupa, section of Chondrina: Pilsbry, Man. 

 Conch., Scr. II, vol. xxiv, p. 234. 



1. Chondrina (Solatopupa) similis (Bruguiere). 

 Etym. : — Lat. similis, rcsrinl)liiig. 



1792. Bulimus similis. Nob. : Bruguiere, Ency. method., Vers, 

 i, p. 355. 



