Pipistrellus cinnamomeus Miller 1902 Referred to the Genus Myotis — John Stuart Mill — John Shaqi
Pipistrellus cinnamomeus Miller 1902 Referred to the Genus Myotis
John Stuart Mill · en
_Pipistrellus cinnamomeus_ Miller, Proc. Acad. Nat. Sci.
Philadelphia, p. 390, September 3, 1902, type from
Montecristo, Tabasco (preoccupied by _Vespertilio
cinnamomeus_ Wagner, Schreber's Saeugethiere, suppl., 5:755,
1855, a renaming of _Vespertilio ruber_ E. Geoffroy
Saint-Hilaire).
_Myotis lucifugus fortidens_ Miller and Allen, Bull. U. S.
Nat. Mus., 144:54, May 25, 1928.
_Type._--"Adult female (in alcohol) No. 88.8.8.18, British Museum
(Natural History). Collected at Teapa, Tabasco, Mexico, by H. H. Smith,
January 5, 1888. Presented by Messrs. Salvin and Godman [after Miller
and Allen, Bull. U. S. Nat. Mus., 144:54, May 25, 1928]."
_Range._--Known only from the lower part of the Tropical Life-zone of
the region of the Isthmus of Tehuantepec and east and west coasts of
Mexico.
[Illustration: FIG. 1. Map showing localities from which _Myotis
fortidens_ has been recorded.]
_Diagnosis._--Among American species of the genus, over-all size medium
(total length 94 mm); body long (54); tail short (39); forearm of medium
length (37); tibia short (14.5); foot long (58 per cent of length of
tibia); wing membrane arising from side of foot at distal end of
metatarsal; calcar simple (not keeled) and 7 mm long; ears 15 to 16 mm
long measured in the flesh from the notch (posteroventral border of the
meatus); tragus, measured from same place, 7 to 8 mm high with
posterobasal lobe; third metacarpal longest and second metacarpal
shortest; fifth shorter than fourth; ears brownish; membranes of wing
and tail blackish; uropatagium almost hairless, the few hairs that are
present being almost invisible; pelage of back 5 mm long with some
overhairs 8 to 9 mm long; basal 3 mm of fur black, remainder
Cinnamon-Brown (capitalized color terms, after Ridgway, Color Standards
and Color Nomenclature, Washington, D. C., 1912); outline of skull
viewed dorsally similar to that of _Myotis lucifugus_; sagittal crest
well developed; distance across upper canines equal to or slightly
exceeding interorbital constriction; braincase low; two premolars on
each side in upper jaw and also in lower jaw, the one remaining small
premolar in contact with both the canine and the fourth premolar.
[Illustration: FIGS. 2-5. Four views of the skull of _Myotis fortidens_.
No. 32112, University of Kansas Museum of Natural History, [M], obtained
20 kilometers east-northeast Jesus Carranza, 200 feet elevation,
Veracruz, Mexico, on May 16, 1949, by Walter W. Dalquest; original no.
12869. x2.]