Nyctinomops macrotis (Gray, 1839)

García, Franger J., Ochoa-G, José, Poma-Urey, José L., Miller, Bruce W., Falcão, Fábio C. & del Valle Alvarez, Martín Roberto, 2024, Expanding the knowledge of the bat fauna of the Brazilian Caatinga: new geographical records of molossid bats (Chiroptera, Molossidae) for the Chapada Diamantina region, with taxonomic notes, ZooKeys 1210, pp. 333-371 : 333-371

Nyctinomops macrotis (Gray, 1839)

Summary of captures.

One female ( CMARF 2225).

External measurements and weight.

TLB: 137.00, TL: 60.00, LHL: 7.00, EL: 27.00, W: 22.00.

Morphological description.

Dorsal and ventral pelage reddish brown. Ears large, fused at the midline of the forehead and nearly reaching the nostrils. Nostrils directed laterally. The upper lip is deeply furrowed by wrinkles (Fig. 14 ).

The skull is large, with a narrow rostrum (Fig. 14 ). Sagittal and lambdoidal crests are present and prominent. Upper incisors parallel. First upper premolar diminutive. Lacrimal processes are well-developed. Basisphenoid pits are large and deep. Lower incisors bifid. Some skull measurements are shown in Table 1 .

Identification.

The forearm length is> 55 mm, the total length of the skull is> 22 mm, and the basisphenoid pits are large and relatively deep, distinguishing the only captured individual of this species from N. laticaudatus and N. aurispinosus ( Eger 2008) .

Figures

Figure 14. Female of Nyctinomops macrotis (CMARF 2225; D) collected in the Caatinga, northeastern Brazil A dorsal B ventral, and C lateral views of the skull. Scale bar 5 mm.