i—_- 
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sp ey 
Spheroides marmoratus (Rauzgani). 24.33 0. 
or 
Head 2 1/2 to 2 7/8; depth 3 1/5 to 3 1/4; D.id, 63 A. 
i, 5 or 47; snout 1 7/8 to 2 1/3 in head; eye 4; bony inter- 
orbital 8, concave; head width 1 2/3. Body finely prickly, 
except muzzle, trunk opposite dorsal and anal, and caudal 
peduncle; prickles above extend from dorsal to front eye 
edge, below from chin to vent and along lower sides of head; 
few small inconspicuous prickles behind pectoral, not in axil, 
Color in alcohol faded dull brownish to dark slaty, paler 
specimen little lighter below. Length 34 to 95 mm, One labele 
ed "Oahu", evidently by error, and another without locality. 
Doubtless both obtained at Rio Janeiro, 
Compared with West Indian examples in the Academy and 
agrees in structural characters, With age the species shows . 
a much smeller eve, 
Tetrodon hispidus Linnaeus. Soa hg ge J 
Head 21/2 to 2 3/4; depth (collapsed) about 2 3/5 to 
2.3/4; D. 1, 3 A. 1, 93; P. 1, 16; head width 1 1/3 to 1 2/5 
in its length; snout 1 3/4 to 1 7/8; eye 5 1/4 to 6; interor~ 
bital 2 2/5 to 2 2/3, concave. Body variably smooth to more 
or less rough over more or less of inflatable belly. Color 
in alcohol olive-brown on back to dull drab on belly and lower 
surface, Blackish around gill-opening and pectoral base, 
Upper surface of head and trunk with scattered small white 
spots, some on caudal basally and all smaller than pupil, 
Fins, except noted, uniform dull brown like back, In smeller 
example dark lines on sides and below pectoral distinct, 
