Phyllodactylus nolascoensis DIXON, 1964
Can you confirm these amateur observations of Phyllodactylus nolascoensis?
|Higher Taxa||Phyllodactylidae, Gekkota, Sauria, Squamata (lizards: geckos)|
|Common Names||E: Nolasco Leaf-toed Gecko|
S: Salamanquesa de Nolasco
|Synonym||Phyllodactylus homolepidurus nolascoensis DIXON 1964: 42|
Phyllodactylus homolepidurus nolascoensis — WERMUTH 1965: 137
Phyllodactylus homolepidurus nolascoensis — DE LISLE et al. 2013
Phyllodactylus nolascoensis — LEMOS-ESPINAL et al. 2019
Phyllodactylus nolascoensis — RAMÍREZ-REYES et al. 2021
|Distribution||Mexico (San Pedro Nolasco Island)|
Type locality: San Pedro Nolasco Island, 15 km WSW of Punta San Pedro, Sonora, Mexico.
|Types||Holotype: CAS; Paratypes SDNHM = SDSNH 6840, 6841|
|Diagnosis||DIAGNOSIS: An average-sized gecko, snout-vent length 45 to 62 (53,0) mm" with 14 to 16 longitudinal rows of enlarged dorsal tubercles. which are more numerous than those found in the nominal subspecies, Number of paravertebral tubercles 41 to 48 rather than 31 to 41, as in P. homolepidurus homolepidurus (Dixon 1964).|
DESCRIPTION OF HOLOTYPE: Rostral slightly more than twice as wide as high, its upper edge shaped as a broad "W" with a distinct median groove one-half the depth of rostral; internasals about as wide as longo roughly rectangular» point of angle extending posteriorly; internasals bordered posteriorly by 5 granules and postnasal of each side; nostril surrounded by internasal» 2 postnasals, rostral, and first supralabial; supralabial in moderate contact with ventral edge of nostril; deep depression in frontal region; 17 scales across snout between second labial, 21 between third labials; 14 scales between eye and nostril; second supralabial separated from nostril by 2 granules and postnasal; diameter of eye contained in snout length slightly less than 2 times; 17 scales between anterior edge of orbitsD 19 interorbital scales; 3 rows of granules and one larger outer row of scales bordering eyelid. last 2 or 3 scales of latter row pointed, spine-like; ear opening not denticulateo scales bordering anterior edge about twice the size of granules bordering posterior edge; diameter of ear contained in diameter of eye about two and one-half times; 21 rows of granules between posterior border of eye and anterior edge of ear; posterodorsal surface of head with small granules» slightly smaller than orbital scales, and intermixed with scatteredo larger rounded tubercles; 7 supralabials and 6 infralabials to point below center of eye; mental bell-shaped» slightly wider than long, followed by 2 postmentals which are twice as long as wideD contacting only first labial of each side; 10 scales bordering postmentals posteriorly» followed by second transverse row of 12 smaller scales; first and second infralabials of equal size. Upper arm with flat. imbricate scales on dorsal surface» posteroventral surface granular; posteroventral surface of forearm with rounded granules; scaes of the dorsal surface rounded and imbricate, with 1 or 2 intermixed tubercles; scales on dorsal, anteodorsal, and ventral surface of thigh circular, posteroventral surface granular with 1 to 3 tubercles intermixed; dorsal surface of lower leg with small conical scales with several larger tubercles intermixed; terminal pads of toes and fingers slightly longer than wide, truncate; claws completely hidden between terminal pads when viewed from side and from below; lamellae formula for hand 8-9-10-11-9, foot 7-9-13-14-11 0 Dorsum with 14 longitudinal rows of enlarged trihedral tubercles, 10 of which reach to rear of head, 6 reach base of tail; 44 paravertebral tubercles, 24 between axilla and groin; median two longitudinal rows of enlarged dorsal tubercles separated from each other by 5 to 6 rows of granules; each tubercle separated from preceding tubercle by 1 to 3 granules; 5 rows of granules separate ventral scales from first row of tubercles; 30 scales across venter, 59 from gular region to anus; scales of venter abruptly differentiated from lateral granules; 4 postanal tubercles on one side, 3 on the other, all distinct and moderately elevated; postanal region swollen; tail regenerated, without tubercles (Dixon 1964).
|Comment||Grismer (1999) synonymized Phyllodactylus homolepidurus nolascoensis with Phyllodactylus homolepidurus without giving specific reasons.|
|Etymology||Named after the type locality.|