APODAL FISHES OF AMERICA AND EUROPE. 
599 
8. GYMNOTHORAX LONGICAUDA. 
Murcena lonyicauda Peters, Monatsber. Kbn. Acad. Wiss. Berlin, 850, 1876 (Atlantic 
Ocean, 15° 40' N., 0° 5' W.). 
Habitat: Tropical Atlantic (same locality as Sphagebranchus angui- 
f or mis). 
Etymology: Longus , long; cauda , tail. 
This species is known from Dr. Peters’s account of an individual 
taken in the open Atlantic, between the West Indies and Europe. Our 
description is taken from a small example from unknown locality, num- 
bered 20515 in the Museum register. The species is near panamensis , 
from which it differs in the form of its mouth and some of its teeth. 
The tail is also very long, longer than in related species. 
9. GYMNOTHORAX PORPHYREUS. 
Murcena porpkyrea Guichenot (Chile); Sfceindachner, Iclitliyol. Beitr., II, 22, 1875 
(rocky coasts of Juau Fernandez). 
Efabitat : Coasts of Chile. 
Etymology : llopcpupzoc;, purple. 
This species is known to us only from Steindachner’s description. 
It is said to be common and to reach a considerable size. 
10. GYMNOTHORAX UNICOLOR. 
Murcenophis unicolor De la Roche, Ann. Mas., xm, 359, fig. 15, 1809 (Iviga) {fide 
Gunther). 
Murcena unicolor Lowe, Trans. Zool. Soc., 192 (Madeira) {fide Giinther) ; Costa, Faun. 
Nap. Peso, {fide Giinther) ; Gunther, viii, 125, 1870 (Algiers, Madeira, St. 
Helena). 
Thyrsoidea unicolor Kaup, Apodes, 91, 1856 ( I viga, Madeira, Madagascar). 
Murcena cristini Risso, Ich.Nice, 368, 1810 (Nice). 
Murcena monaca Cocco {fide Kaup ) . 
Thyrsoidea microdon Kaup, Apodes, 89, fig. 64, 1858 (no locality). 
Habitat: Mediterranean fauna and Madeira Islands, 
etymology: Latin, one colored. 
Of this species we have examined one specimen taken at Athens, 
Greece, by Prof. Horace A. Hoffman, and two from Madeira, collected 
by Dr. Stimpson. The species has remarkably short nasal tubes. 
11. GYMNOTHORAX VERRILLI. 
Sidera verrilli Jordan & Gilbert, Proc. U. S. Nat. Mus., 623, 1882 (Panama) ; Jordan 
& Gilbert, Proc. U. Nat. Mus., 210, 1883 ; Jordan, Proc. U. S. Nat. Mus. 
369, 1885 (Panama). 
Habitat : Panama. 
Etymology : Named for Prof. Addison E. Verrill. 
This species is known from the typical example in the Museum of 
Yale College, collected by Professor Bradley at Panama. 
