180 REV. R. T. LOWE’S SYNOPSIS 
genera, however, offers characters so much at variance with those of other 
constituted families, whilst they possess collectively so strong an air of family 
resemblance amongst themselves, that I have not hesitated to consider them as 
the nucleus of a new small family group, for which, in the Cambridge Transac- 
tions, I have proposed the name of Bramide. 
Fam. Scomsrip2. 
Scomber scomber, Linn.—‘‘ Cavalla.”’ Linn. i. 492. No. 1. 
S. scombrus, Cuv. & Val. viii. 6. 
The Mackerel, Yarr. i. 121. Vulgatiss. 
Thynnus vulgaris, Cuv. § Val.—‘* Atum Rabilha,” Cuv. & Val. viii. 58. t. 210. 
Scomber Thynnus, Linn. 1. 693. No. 3. ; 
The Tunny, Yarr. i. 134. Vulgatiss. 
Three other species or varieties of Tunny proper are distinguished by the 
fishermen, under the names of ‘‘ Atwm Patudo,” ‘‘ Atum Albacora,” and ‘‘ Atum 
Avoador.” 
Thynnus pelamys, Cuv. &§ Val.—‘‘ Gaiado,” Cuv. & Val. viii. 113. t. 214. 
Scomber Pelamis, Linn. i. 492. No. 2. 
The Bonito, Yarr. i. 140. Vulgatiss. 
Gen. ArLurus, nob. 
Corpus elongatum, compressum, capiteque cute coriaceo, retrorsum echinato-scabro 
asperrimum: abdomine carinato: postice utrinque planum, simplex s. ecarinatum. 
Caput magnum, simplex, inerme. Rostrum brevissimum. Apertura branchialis 
rictusque vastissima. Operculum et Preoperculum inermia, plana, integerrima. 
Mazilla superior inferiore brevior. Dentes exteriores in utraque maxilla unise- 
riati, zquidistantes, compressi, subrecurvi, serrati; quibusdam prelongis: inte- 
riores in superiore (intermaxillares) anteriores iii—v, ad apicem positi, maximi ; 
posteriores (s. Vomeris) i—iii, palatique plures, uniseriati, minores. 
Pinne dorsales du: prior angusta, spinis debilibus, brevibus, subzequalibus : 
secunda triangulari, antice elevata, postice in pinnulas spurias subsecedente. 
Pinna analis secunde dorsali simillima. 
Cauda furcata. 
Membrana branchiostega septem-radiata. 
Ceca plura. Vesica aérea parva. 
Aplurus simplex, nob.—‘‘ Escolar.”—Tetragonurus ? simplex, Proceed. Zool. Soc. 1833. 
i. p. 143. 
A, tota purpureo-fusca ; 3. ad 4 v. 5 pedes longa; muriculato-squammulosa ; s. squam- 
mulis in spinellas subradiantes, adpressas, postice abeuntibus, retrorsum scaber- 
rima, quasi furfuracea. 
