EXPLANATION OF PLATE XXV. 
Fies. 1, 2. Club-head. — (4). (Nat. Mus. of Costa Rica, No. 10966)......°....:...... ons 
Fre."3)) Club-heads—— (Gs (Cat sNo. 22) See ae eee eae eee “i Lie aoaed sarah ee 55 
Fies. 4, 5. Club-head:— (). (Nat. Mus. of Costa Rica, No. 8923) ....../.....2..-+.- 00 
Fig, 6.°Clubshead.—= (se s(Cat. Now 4538) 7 an es ae eee eee ee 55 
Fire.’ 7:, Club-head: —1@).. (Cat. No. 2282 )i 2. oly a,c) ods ee eee eee 55 
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