NERITINA. 589 
British Honpuras: Belize (Morelet, Bocourt) ; same locality, on piles in the ditches 
of the town (Stol/). 
Honpuras (Dyson). 
S.E. Nicaragua: Punta Arena, near Greytown, on sandy bottoms in brackish- 
water pools, with Cyrena solida, very abundant (Tate 11), 
E. Costa Rica: Sable Creek and Boca del Toro (Tate 11). 
Also found in Florida (Dall, Lonnberg); the West-Inpian Isuanps: Cuba (Pfeiffer, 
@ Orbigny", Gundlach), Jamaica (Browne, C. B. Adams), Haiti (Lamarck ®), 
Puerto Rico, Vieque, and St. Thomas (Blauner), Guadaloupe (Beau), Martinique 
(de Candé, Mazé), Barbados (Lister 2), Antigua (Zarves), Trinidad (Guppy) ; and 
in SourH America: Colombia—Rio Hacha (Sievers), Venezuela—Puerto Cabello 
(Zams), Cayenne (Deplanche, ap. Drouet), Pernambuco (Buonanni1; de Fontane, 
ap. dOrbigny®), Bahia (Blanchet, ap. Moricand), Rio Janeiro (d Orbigny §), 
5. Paulo (v. Zhering), Santa Catarina (Fritz Miller). 
8. Neritina picta. (Tab. XXVIII. figg. 8, 10, 13.) 
Neritina picta, Sowerby, P. Z. 8S. 1832, p. 2011; Conch. Illustr. no. 35, fig. 1°; Thes. Conch. ii. 
p. 530, t. 110. figg. 267, 269° ; Deshayes, in Lamarck’s Hist Nat. des Anim. sans Vert. éd. 2, 
vil. p. 888°; Menke, Zeitschr. f. Malak. 1850, p. 167°; C. B. Adams, Ann. Lyc. Nat. Hist. 
N. York, v. p. 430 (1852)°; Reeve, Conch. Icon. ix., Nerita, t. 23. fig. 102"; Carpenter, 
Catal. Mazatlan Shells, p. 259°; Moll. W.N. Am. p. 541°; Mérch, Malak. Blatt. vii. p. 170 
(1861) *° ; Troschel, Gebiss d. Schnecken, ii. p. 176, t. 16. fig. 9 (radula); v. Mart. in 
Martini & Chemnitz, Syst. Conch.-Cab. ed. 2, Neritina, p. 191, t. 19. figg. 22, 23"; Miller, 
Malak. Blatt. n. ser. i. p. 167 (1879) **. 
Neritella picta, Binney, Land and Freshw. Shells of N. Am. iii. p. 105, fig. 211™. 
Neritina usurpatriz, Fisch. & Crosse, Journ. de Conch. xi, p. 293 (1892); Miss. Scient. Mex., 
Moll. i. p. 486“. 
One of the most handsomely-coloured species of Meritina, yellowish, with white or bluish-white, black-bordered, 
oblique streaks ; columellar plain brownish-red. The streaks in most specimens nearly uniform over the 
whole surface, but in others very unequal in size and number, sometimes scarcely conspicuous or even 
wanting here and there, but always present near the aperture. 
Diam. maj. 134, min. 10; alt. 14, marg. col. 8, lat. are 4 millim. 
Il, ” 84; ” 10, ” 6, ” 43 ” 
Hab. Lower Catirornia: La Paz (Major Rich, 1816-48 }%). 
N.W. Mexico: Guaymas, Sonora (Webd }*); Mazatlan (Melchers°, Reigen 9 14), 
Satvapor: La Union (Sallé 1°). 
S.W. Costa Rica: Salinas Bay (Petter, 1891); Punta Arenas (sted !°) ; Nicoya 
(Hoffmann '*); Boca Sierpe (Pittier). 
S. Panama: Panama, in abundance on a mud bank, covered at times with fresh water 
(Cuming }-*, C. B. Adams ®); Gulf of San Miguel (Lreut. Green '*). 
Ecuapor: Guayaquil (Wolf 3°). 
Norruern Peru: Payta (Philippi jun., in coll. Dunker). 
