Milema lorkor Zhao & Li, 2022

Lin, Yejie, Zhao, Huifeng, Koh, Joseph K H & Li, Shuqiang, 2022, Taxonomy notes on twenty-eight spider species (Arachnida: Araneae) from Asia, Zoological Systematics 47 (3), pp. 198-270 : 245

publication ID

https://doi.org/ 10.11865/zs.2022303

publication LSID

lsid:zoobank.org:pub:6DED5057-996E-4DD5-BDE3-A8C366E59BB9

DOI

https://doi.org/10.5281/zenodo.7172280

persistent identifier

https://treatment.plazi.org/id/03D687D8-AA2C-FF9D-FF37-FBC50642F941

treatment provided by

Felipe

scientific name

Milema lorkor Zhao & Li
status

sp. nov.

Milema lorkor Zhao & Li , sp. nov. ( Figs 42–43 View Figure 42 View Figure 43 )

Diagnosis. This species differs M. nuichua Zhao & Li , sp. nov. and M. sai Zhao & Li , sp. nov. by the following characters: eyes absent ( Figs 42A View Figure 42 , 43A View Figure 43 ) (vs. present), larger ratio of the embolus/bulb length, 1.09 ( Figs 42C–D View Figure 42 ) (vs. smaller, 0.38), and larger width ratio of insemination duct/ spermatheca ca. 1.10 ( Fig. 43C View Figure 43 ) (vs. smaller, 0.17).

Description. Male (holotype, Fig. 42A View Figure 42 ). Total length 0.96. Carapace 0.40 long, 0.35 wide. Abdomen 0.56 long, 0.44 wide. Carapace pale brown ( Fig. 42A View Figure 42 ). Eyes absent ( Fig. 42A View Figure 42 ). Chelicerae, labium, and endites pale brown, legs faint yellow ( Fig. 42A View Figure 42 ). Leg measurements: I 3.15 (1.06, 0.15, 0.94, 0.55, 0.45), II 2.63 (0.78, 0.15, 0.75, 0.50, 0.45), III 1.90 (0.57, 0.13, 0.52, 0.36, 0.32), IV 2.57 (0.80, 0.12, 0.65, 0.50, 0.50). Abdomen pale yellow ( Fig. 42A View Figure 42 ).

Palp ( Figs 42B–D View Figure 42 ). Tibia 1.45 times longer than patella, cymbium 1.50 times longer than tibia, cymbial apophysis length as 1/3 wide as cymbial base ( Fig. 42C View Figure 42 ); bulb ellipsoidal ( Figs 42C–D View Figure 42 ); embolus seagull-beak-shaped, long relative to bulb, and length ratio of embolus/bulb ca. 1.09, sclerotized distally ( Fig. 42B View Figure 42 ).

Female (IZCAS-Ar43311, Figs 43A–B View Figure 43 ). Total length 0.95. Carapace 0.44 long, 0.38 wide. Abdomen 0.52 long, 0.48 wide. Eyes absent. Coloration as in male ( Figs 43A–B View Figure 43 ). Leg measurements: I 3.19 (1.06, 0.19, 0.94, 0.56, 0.44), II 2.69 (0.80, 0.15, 0.80, 0.52, 0.42), III 1.92 (0.60, 0.12, 0.50, 0.47, 0.23), IV 2.47 (0.75, 0.12, 0.70, 0.55, 0.35). Abdomen brown.

Genitalia ( Fig. 43C View Figure 43 ). Insemination entrance membranous, wider than spermatheca; spermatheca sac like with several membranous tubes inside.

Material examined. Holotype ♂ (IZCAS-Ar43303), Thailand: Rattalung , Khao Chaison District, Lor Kor Cave (7.4483°N, 100.1253°E, elev. 14m), 26 October 2015, Q. Zhao, G. Zhou & Z. Chen leg. Paratypes. 2♂ 2♀ (IZCAS-Ar43304– Ar43307), same data as holotype GoogleMaps .

Distribution. Known only from the type locality.

Etymology. The specific name is a noun in apposition taken from the type locality.

Kingdom

Animalia

Phylum

Arthropoda

Class

Arachnida

Order

Araneae

Family

Leptonetidae

Genus

Milema

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