Belize Biodiversity Information System

Taxonomy

Species ID	050980
Name	Underwood's mastiff bat
Other Common Names
Category	05 Mammals
Phylum
Subphylum
Class	Mammalia
Subclass	Theria
Suborder	Microchiroptera
Family	Molossidae
Genus	Eumops
Species	underwoodi
Subspecies
References	1, 2, 3, 7, 8
Scientific Synonyms	8* Eumops underwoodi underwoodi Hall, and Villa, 1949:446

Comments

7* Two subspecies: E.u. sonoriensis (Arizona and northerwestern Mexico), E.u. underwoodi (remainder of range).

Eumops head.JPG

Status

Status Code	Status Translation	References
39	Middle America endemic	1
271	Common: high density, likely to be seen in many places	4

Comments on Status

4* high flying and high roosting may make them difficult to detect

Distribution

DISTRICT	References
Orange Walk	10
Stann Creek	9
Corozal	11
Toledo	10

Administrative Unit	Occurrence	Abundance	Temporal	References
Gallon Jug	Recorded vocalization, tape or Anabat.	Unknown, insuffient data	August	10
Gallon Jug	Recorded vocalization, tape or Anabat.	Unknown, insuffient data	December	10
Gallon Jug	Recorded vocalization, tape or Anabat.	Unknown, insuffient data	July	10
Gallon Jug	Recorded vocalization, tape or Anabat.	Unknown, insuffient data	September	10
Gallon Jug	Recorded vocalization, tape or Anabat.	Unknown, insuffient data	February	10
Gallon Jug	Recorded vocalization, tape or Anabat.	Unknown, insuffient data	January	10
Gallon Jug	Recorded vocalization, tape or Anabat.	Unknown, insuffient data	March	10
Gallon Jug	Recorded vocalization, tape or Anabat.	Unknown, insuffient data	June	10
Gallon Jug	Collected as voucher.	Unknown, insuffient data	May	10
Rio Bravo Conservation Area	Recorded vocalization, tape or Anabat.	Unknown, insuffient data	July	10
Cockscomb Basin Wildlife Sanctuary	Recorded vocalization, tape or Anabat.	Unknown, insuffient data	July	9
Bladen Nature Reserve		Unknown, insuffient data	May	10
Bladen Nature Reserve	Collected as voucher.	Unknown, insuffient data	Permanent Resident (Year-round)	5
Private land, see comments	Collected as voucher.		August	6

Hydrologic Unit Distribution	References
New River Lagoon	10
North Stann Creek	9

ELEVATION Association	References
101-200 m	10,5
1-200 m	10,9, 11,6

QUAD Distribution	References
17 30' to 17 45'; 88 45' to 89 00'	10
17 30' to 17 45'; 89 00' to 89 15'	10
17 30' to 17 45'; 88 30' to 88 45'	10
16 45' to 17 00'; 88 15' to 88 30'	9
16 30' to 16 45'; 88 45' to 89 00'	10,5
18 15' to 18 30'; 88 15' to 88 30'	11,5
16 15' to 16 30'; 88 45' to 89 00'	6

Holdridge Life Zone Distribution	References
Tropical moist-transition to Subtropical	9
Subtropical wet	5
Subtropical moist	10,11,6

Comments on Distribution

6* LSU 3mi. W Corozal (4.8 km W. of Corozal).
2* not shown in Belize
5* Quebrado de Oro; 1 adult female; inactive.

Graphics

Distribution map
Vocal signature, search phase
Transition to feeding buzz
Feeding buzz
Vocal signature with call parameters

Habitat Associations

Forest Type Associations	Seral Stage	Canopy Closure	References
Seasonal swamp forests (marsh forests) of Northern Belize, variant 1.	all stages	71-100%	10
Broadleaf Forest Rich in Lime-loving Species; Sapote-Mahogany	all stages	71-100%	10
Marsh and Swamp Communities	all stages	71-100%	10
Riparian seasonal swamp forests	all stages	71-100%	10
Marsh and Swamp Communities	all stages	71-100%	10
Broadleaf Forest Rich in Lime-loving Species: Sapote-ramon-spice forest.	all stages	71-100%	10
This serves to update Wright et al. for urban or agricultural areas devoid of native vegetation.	all stages	71-100%	10
Lowland broadleaf moist evergreen seasonal forest over limestone, northwestern variant.	all stages	71-100%	10
Broadleaf Forest Rich in Lime-loving Species: Sapote-Silion forest.	all stages	71-100%	10
Mixed hill forests over poor soils (Mountain Pine Ridge).	all stages	0-40%	10
Tall herb wetland communities.	all stages	0-40%	10
Lowland broadleaf moist evergreen seasonal forests over poor soils.	all stages	71-100%	9
Transitional Broadleaf Forest Poor in Lime-loving Species	all stages	71-100%	10, 9
Agriculture, no native vegetation.	not applicable	not applicable	10
Broadleaf Forest Rich in Lime-loving Species; Sapote-Mahogany Forest	Canopy unknown	Canopy unknown	11
Transitional Broadleaf Forest Poor in Lime-loving Species	Canopy unknown	Canopy unknown	10
Lowland broadleaf rain forests over moderately lime-rich alluvium.	Canopy unknown	Canopy unknown	10
Lowland broadleaf rain forests over moderately lime-rich alluvium.	stage unknown	Canopy unknown	5
Transitional Broadleaf Forest Poor in Lime-loving Species	stage unknown	Canopy unknown	5

References

1  McCarthy, T. J. 1993. Checklist: Mammals of Belize. BAS Newsletter
   25 (2-3).

2  Hall, E. R. 1981. Mammals of North America. Second ed. John Wiley &
   Sons. New York. 1:249

3  Koopman, Karl F. 1993. Chiroptera. in  Wilson, D. E., and D. M. Reeder,
   eds, Mammalian species of the world, 2nd ed, Smithsonian Institution
   Press, Washington, D.C., pp. 137-241.

4  Emmons, L. H. 1990.  Neotropical Rainforest Mammals, a field guide.
   University of Chicago Press.  Chicago and London.
   p.91-92

5  McCarthy, T. J., M. Blake. 1987.  Noteworthy bat records from the Maya
   Mountains Forest Reserve, Belize.  Mammalia v. 51, No. 1, pp.161-164

6  LSU Museum of Natural Science, Belize collection. August 31, 1995.
   Curator: Mark S. Hafner.

7  Koopman, Karl F. 1994. Chiroptera: Systematics (in) Handbook of Zoology.
   W. de Gruyter. Berlin-NY. p.46.

8  Eger, J.L. 1977. Systematics of the Genus Eumops (Chiroptera:
   Molossidae). Life Sciences Contributions, Royal Ontario Museum.
   110:1-69.

9  Miller, B.W. and C.M. Miller. 1999. Results of a survey of bats of the
   Cockscomb Basin Wildlife Sanctuary. Wildlife Conservation Society,
   Tropical Forest and Reserve Planning Project, Belize. Technical Report
   for Belize Audubon Society. 16 pp.

10 Miller, B.W. 2001. Community Ecology of the Non-phyllostomid bats of
   Northwestern Belize, with a landscape level assessment of the bats of
   Belize.  PhD. Dissertation. University of Kent, Durrell Institute of
   Conservation and Ecology.

11 LSU Museum of Natural Science, Belize collection. August 31, 1995.
   Curator: Mark S. Hafner.