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The Conchologist's First Book: A System of Testaceous Malacology, Arranged Expressly for the Use of Schools, in Which the Animals, According to Cuvier, Are Given With the Shells, a Great Number of New Species Added, and the Whole Brought Up, as Accurately as Possible, to the Present Condition of the Science.Poe, Edgar Allan

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The Conchologist's First Book: A System of Testaceous Malacology, Arranged Expressly for the Use of Schools, in Which the Animals, According to Cuvier, Are Given With the Shells, a Great Number of New Species Added, and the Whole Brought Up, as Accurately as Possible, to the Present Condition of the Science.

Name: The Conchologist's First Book: A System of Testaceous Malacology, Arranged Expressly for the Use of Schools, in Which the Animals, According to Cuvier, Are Given With the Shells, a Great Number of New Species Added, and the Whole Brought Up, as Accurately as Possible, to the Present Condition of the Science.
Author: Poe, Edgar Allan

Poe, Edgar Allan

Mollusks

Parmophorus Australis.
 P. brevicula.
 P. granulata.
 P. ambigua.


                     2. Genus _Emarginula_. Pl. IX.

_Animal._ Body creeping, with two, conical, tentacular eyes at the
external base; mantle large, partly covering the margin of the shell;
foot very large and thick.

_Shell._ Shield-like, conical; summit inclined; the cavity simple,
having a notch or hollow cut on its posterior margin; shells of this
genus are generally very small. Inhabits the British seas. Five species.

 Emarginula Blainvillii.
 E. Cuvierii.
 E. fissura.
 E. rubra.
 E. marginata.


                     3. Genus _Fissurella_. Pl. IX.

_Animal._ With the head truncated in front; two conical tentacula, with
eyes at their exterior base; mouth simple, terminal, and destitute of
jaws; two pectinated branchiæ projecting from the cavity; mantle large,
protruding beyond the shell.

_Shell._ Shield-shaped, conical recurved, summit entire, depressed,
concave below, perforated at the summit in the form of a key hole,
without a spire; the exterior surface ribbed longitudinally. Inhabits
the European and American seas. Twenty-two species.

 Fissurella Cayennensis.
 F. lilacina.
 F. Javanicensis.
 F. fascicularis.
 F. rosea.
 F. Barbadensis.
 F. radiata.
 F. nodosa.
 F. nimbosa.
 F. crassa.
 F. Græca.
 F. picta.
 F. pustula.
 F. hiantula.
 F. viridula.
 F. depressa.
 F. Peruviana.
 F. gibberula.
 F. minuta.
 F. plicata.

        ·       ·       ·       ·       ·

 F. alternata.*
 F. redimicula.*


                      4. Genus _Pileopsis_. Pl. X.

_Animal._ With two conical tentacula, and the eyes at their base;
branchiæ formed in a row under the anterior margin of the cavity, near
the neck.

_Shell._ Obliquely conical, anteriorly recurved, apex bent, almost
spiral; aperture rounded, elliptical, the anterior margin shortest,
acute, slightly sinuated; the posterior largest and rounded. One
elongated and arched muscular impression, situated under the posterior
margin. Inhabits the seas of Europe. Nine species.

 Pileopsis intorta.
 P. subrufa.
 P. spirirostris.
 P. retortella.
 P. ungarica.
 P. mitula.
 P. pennata.
 P. squamæformis.
 P. depressa.


                      5. Genus _Calyptrea_. Pl. X.

_Animal._ The same as preceding genus.

_Shell._ This genus derives its common name, “the Cup-and-Saucer
Limpit,” by having in the interior cavity a cup-shaped appendage, which
is sometimes vertical, and sometimes like a horse-shoe, with a muscular
impression of variable form, vertex ending in a small volution; smooth,
margin entire, very glossy within, and provided with a laminar plate.
Inhabits the Chinese and S. American seas. Nine species.

 Calyptrea porcellana.
 C. equestris.
 C. fornicata.
 C. peziza.
 C. angulata.
 C. tecum-sinense.
 C. scutellata.
 C. poculum.

        ·       ·       ·       ·       ·

 C. striata.*


                      6. Genus _Crepidula_. Pl. X.

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